diff options
Diffstat (limited to 'sysdeps')
112 files changed, 3256 insertions, 94 deletions
diff --git a/sysdeps/unix/sysv/linux/Implies b/sysdeps/unix/sysv/linux/Implies new file mode 100644 index 0000000..141aab4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/Implies @@ -0,0 +1,7 @@ +# Linux has not yet (as of 1.3.18) the canonical set of <sys/mman.h> +# system calls. msync() and madvice() are missing, so their stubs +# are found here. I think later version will have them ones. +unix/mman + +# Linux has network support in the kernel. +unix/inet diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile new file mode 100644 index 0000000..702ad04 --- /dev/null +++ b/sysdeps/unix/sysv/linux/Makefile @@ -0,0 +1,21 @@ +ifeq ($(subdir), io) +sysdep_routines := $(sysdep_routines) fxstat lxstat xstat +endif + +ifeq ($(subdir), misc) +sysdep_routines := $(sysdep_routines) xmknod +endif + +#ifeq ($(subdir), posix) +#sysdep_routines := $(sysdep_routines) setpgrp +#endif + +ifeq ($(subdir), time) +sysdep_routines := $(sysdep_routines) adjtimex +endif + +ifeq ($(subdir), sysvipc) +sysdep_routines := $(sysdep_routines) ipc +endif + +headers := $(headers) sys/socketcall.h sys/timex.h diff --git a/sysdeps/unix/sysv/linux/Subdirs b/sysdeps/unix/sysv/linux/Subdirs new file mode 100644 index 0000000..ea1a9e9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/Subdirs @@ -0,0 +1 @@ +sysvipc diff --git a/sysdeps/unix/sysv/sysv4/linux/accept.S b/sysdeps/unix/sysv/linux/accept.S index 5936a01..5936a01 100644 --- a/sysdeps/unix/sysv/sysv4/linux/accept.S +++ b/sysdeps/unix/sysv/linux/accept.S diff --git a/sysdeps/unix/sysv/linux/adjtime.c b/sysdeps/unix/sysv/linux/adjtime.c new file mode 100644 index 0000000..3673cd9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/adjtime.c @@ -0,0 +1,69 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <limits.h> +#include <sys/time.h> +#include <sys/timex.h> + +#define MAX_SEC (LONG_MAX / 1000000L - 2) +#define MIN_SEC (LONG_MIN / 1000000L + 2) + +int +__adjtime (itv, otv) + const struct timeval *itv; + struct timeval *otv; +{ + struct timex tntx; + + if (itv) + { + struct timeval tmp; + + /* We will do some check here. */ + tmp.tv_sec = itv->tv_sec + itv->tv_usec / 1000000L; + tmp.tv_usec = itv->tv_usec % 1000000L; + if (tmp.tv_sec > MAX_SEC || tmp.tv_sec < MIN_SEC) + { + errno = EINVAL; + return -1; + } + tntx.offset = tmp.tv_usec + tmp.tv_sec * 1000000L; + tntx.mode = ADJ_OFFSET_SINGLESHOT; + } + else + tntx.mode = 0; + + if (__adjtimex (&tntx) < 0) return -1; + + if (otv) + { + if (tntx.offset < 0) + { + otv->tv_usec = -(-tntx.offset % 1000000); + otv->tv_sec = -(-tntx.offset / 1000000); + } + else + { + otv->tv_usec = tntx.offset % 1000000; + otv->tv_sec = tntx.offset / 1000000; + } + } + return 0; +} + +weak_alias (__adjtime, adjtime) diff --git a/sysdeps/unix/sysv/linux/adjtimex.S b/sysdeps/unix/sysv/linux/adjtimex.S new file mode 100644 index 0000000..de680ac --- /dev/null +++ b/sysdeps/unix/sysv/linux/adjtimex.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL__ (adjtimex, 1) + ret diff --git a/sysdeps/unix/sysv/sysv4/linux/bind.S b/sysdeps/unix/sysv/linux/bind.S index fc82b65..fc82b65 100644 --- a/sysdeps/unix/sysv/sysv4/linux/bind.S +++ b/sysdeps/unix/sysv/linux/bind.S diff --git a/sysdeps/unix/sysv/sysv4/linux/connect.S b/sysdeps/unix/sysv/linux/connect.S index 3433043..3433043 100644 --- a/sysdeps/unix/sysv/sysv4/linux/connect.S +++ b/sysdeps/unix/sysv/linux/connect.S diff --git a/sysdeps/unix/sysv/linux/direct.h b/sysdeps/unix/sysv/linux/direct.h new file mode 100644 index 0000000..ef88147 --- /dev/null +++ b/sysdeps/unix/sysv/linux/direct.h @@ -0,0 +1,43 @@ +/* Copyright (C) 1992, 1993 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _BSDDIR_H +#define _BSDDIR_H 1 + +#include <limits.h> + +/* This is what system V calls a "struct dirent". */ + +struct direct + { + unsigned long int d_fileno; + long int d_off; + unsigned short int d_reclen; + char d_name[NAME_MAX + 1]; + }; + +#include <stddef.h> + +/* We calculate the length of the name by taking the length of the whole + `struct direct' record, subtracting the size of everything before the + name, and subtracting one for the terminating null. */ + +#define D_NAMLEN(d) \ + ((d)->d_reclen - offsetof (struct direct, d_name) - 1) + +#endif diff --git a/sysdeps/unix/sysv/linux/dl-machine.h b/sysdeps/unix/sysv/linux/dl-machine.h new file mode 100644 index 0000000..2ed6c67 --- /dev/null +++ b/sysdeps/unix/sysv/linux/dl-machine.h @@ -0,0 +1,214 @@ +/* Machine-dependent ELF dynamic relocation inline functions. + i386/Linux version. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#define ELF_MACHINE_NAME "i386" + +#include <assert.h> +#include <string.h> +#include <link.h> +#include <syscall.h> +#include <sys/mman.h> + +/* Return nonzero iff E_MACHINE is compatible with the running host. */ +static inline int +elf_machine_matches_host (Elf32_Half e_machine) +{ + switch (e_machine) + { + case EM_386: + case EM_486: + return 1; + default: + return 0; + } +} + + +/* Return the run-time address of the _GLOBAL_OFFSET_TABLE_. + Must be inlined in a function which uses global data. */ +static inline Elf32_Addr * +elf_machine_got (void) +{ + register Elf32_Addr *got asm ("%ebx"); + return got; +} + + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr +elf_machine_load_address (void) +{ + Elf32_Addr addr; + asm (" call here\n" + "here: popl %0\n" + " subl $here, %0" + : "=r" (addr)); + return addr; +} +/* The `subl' insn above will contain an R_386_32 relocation entry + intended to insert the run-time address of the label `here'. + This will be the first relocation in the text of the dynamic linker; + we skip it to avoid trying to modify read-only text in this early stage. */ +#define ELF_MACHINE_BEFORE_RTLD_RELOC(dynamic_info) \ + ++(const Elf32_Rel *) (dynamic_info)[DT_REL]->d_un.d_ptr; \ + (dynamic_info)[DT_RELSZ]->d_un.d_val -= sizeof (Elf32_Rel) + +/* Perform the relocation specified by RELOC and SYM (which is fully resolved). + MAP is the object containing the reloc. */ + +static inline void +elf_machine_rel (struct link_map *map, + const Elf32_Rel *reloc, + Elf32_Addr sym_loadaddr, const Elf32_Sym *sym) +{ + Elf32_Addr *const reloc_addr = (void *) (map->l_addr + reloc->r_offset); + const Elf32_Addr sym_value = sym_loadaddr + sym->st_value; + + switch (ELF32_R_TYPE (reloc->r_info)) + { + case R_386_COPY: + memcpy (reloc_addr, (void *) sym_value, sym->st_size); + break; + case R_386_GLOB_DAT: + case R_386_JMP_SLOT: + *reloc_addr = sym_value; + break; + case R_386_32: + if (map->l_type == lt_interpreter) + { + /* Undo the relocation done here during bootstrapping. Now we will + relocate it anew, possibly using a binding found in the user + program or a loaded library rather than the dynamic linker's + built-in definitions used while loading those libraries. */ + const Elf32_Sym *const dlsymtab + = (void *) (map->l_addr + map->l_info[DT_SYMTAB]->d_un.d_ptr); + *reloc_addr -= (map->l_addr + + dlsymtab[ELF32_R_SYM (reloc->r_info)].st_value); + } + *reloc_addr += sym_value; + break; + case R_386_RELATIVE: + if (map->l_type != lt_interpreter) /* Already done in dynamic linker. */ + *reloc_addr += map->l_addr; + break; + case R_386_PC32: + *reloc_addr = sym_value - (Elf32_Addr) reloc_addr; + break; + default: + assert (! "unexpected dynamic reloc type"); + break; + } +} + +static inline void +elf_machine_lazy_rel (struct link_map *map, const Elf32_Rel *reloc) +{ + Elf32_Addr *const reloc_addr = (void *) (map->l_addr + reloc->r_offset); + switch (ELF32_R_TYPE (reloc->r_info)) + { + case R_386_JMP_SLOT: + *reloc_addr += map->l_addr; + break; + default: + assert (! "unexpected PLT reloc type"); + break; + } +} + +/* The i386 never uses Elf32_Rela relocations. */ +#define ELF_MACHINE_NO_RELA 1 + + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +static inline void +elf_machine_runtime_setup (struct link_map *l) +{ + Elf32_Addr *got; + extern void _dl_runtime_resolve (Elf32_Word); + + /* The GOT entries for functions in the PLT have not yet been filled + in. Their initial contents will arrange when called to push an + offset into the .rel.plt section, push _GLOBAL_OFFSET_TABLE_[1], + and then jump to _GLOBAL_OFFSET_TABLE[2]. */ + got = (Elf32_Addr *) (l->l_addr + l->l_info[DT_PLTGOT]->d_un.d_ptr); + got[1] = (Elf32_Addr) l; /* Identify this shared object. */ + /* This function will get called to fix up the GOT entry indicated by + the offset on the stack, and then jump to the resolved address. */ + got[2] = (Elf32_Addr) &_dl_runtime_resolve; +} + + +/* Mask identifying addresses reserved for the user program, + where the dynamic linker should not map anything. */ +#define ELF_MACHINE_USER_ADDRESS_MASK 0xf8000000UL + + + +/* Initial entry point code for the dynamic linker. + The C function `_dl_start' is the real entry point; + its return value is the user program's entry point. */ + +#define RTLD_START asm ("\ +.text\n\ +.globl _start\n\ +.globl _dl_start_user\n\ +_start:\n\ + call _dl_start\n\ +_dl_start_user:\n\ + # Save the user entry point address in %edi.\n\ + movl %eax, %edi\n\ + # Point %ebx at the GOT. + call 0f\n\ +0: popl %ebx\n\ + addl $_GLOBAL_OFFSET_TABLE_+[.-0b], %ebx\n\ + # See if we were run as a command with the executable file\n\ + # name as an extra leading argument.\n\ + movl rtld_command@GOT(%ebx), %eax\n\ + movl (%eax),%eax\n\ + testl %eax,%eax\n\ + jz 0f\n\ + # Pop the original argument count, decrement it, and replace\n\ + # the original first argument pointer with the new count.\n\ + popl %eax\n\ + decl %eax\n\ + movl %eax,(%esp)\n\ + # Call _dl_init_next to return the address of an initializer\n\ + # function to run.\n\ +0: call _dl_init_next@PLT\n\ + # Check for zero return, when out of initializers.\n\ + testl %eax,%eax\n\ + jz 1f\n\ + # Call the shared object initializer function.\n\ + # NOTE: We depend only on the registers (%ebx and %edi)\n\ + # and the return address pushed by this call;\n\ + # the initializer is called with the stack just\n\ + # as it appears on entry, and it is free to move\n\ + # the stack around, as long as it winds up jumping to\n\ + # the return address on the top of the stack.\n\ + call *%eax\n\ + # Loop to call _dl_init_next for the next initializer.\n\ + jmp 0b\n\ +1: # Pass our finalizer function to the user in %edx, as per ELF ABI.\n\ + movl _dl_fini@GOT(%ebx), %edx\n\ + # Jump to the user's entry point.\n\ + jmp *%edi\n\ +"); diff --git a/sysdeps/unix/sysv/linux/errnos.h b/sysdeps/unix/sysv/linux/errnos.h new file mode 100644 index 0000000..be1e4d3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/errnos.h @@ -0,0 +1 @@ +#include <linux/errno.h> diff --git a/sysdeps/unix/sysv/sysv4/linux/waitpid.S b/sysdeps/unix/sysv/linux/fork.S index 20d9d66..a49a4bc 100644 --- a/sysdeps/unix/sysv/sysv4/linux/waitpid.S +++ b/sysdeps/unix/sysv/linux/fork.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1994, 1995 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -18,7 +18,7 @@ Cambridge, MA 02139, USA. */ #include <sysdep.h> -SYSCALL__ (waitpid, 3) +SYSCALL__ (fork, 0) ret -weak_alias (__waitpid, waitpid) +weak_alias (__fork, fork) diff --git a/sysdeps/unix/sysv/linux/gethostid.c b/sysdeps/unix/sysv/linux/gethostid.c new file mode 100644 index 0000000..94f4a1e --- /dev/null +++ b/sysdeps/unix/sysv/linux/gethostid.c @@ -0,0 +1,96 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <unistd.h> + +#define HOSTIDFILE "/var/adm/hostid" + +#ifdef SET_PROCEDURE +int +sethostid (id) + long int id; +{ + int fd; + ssize_t written; + + /* Test for appropriate rights to set host ID. */ + if (geteuid () || getuid ()) + { + errno = EPERM; + return -1; + } + + /* Open file for writing. Everybody is allowed to read this file. */ + fd = __open (HOSTIDFILE, O_CREAT|O_WRONLY, 0644); + if (fd < 0) + return -1; + + written = __write (fd, &id, sizeof (id)); + + __close (fd); + + return written != sizeof (id) ? -1 : 0; +} + +#else +# include <sys/param.h> +# include <resolv/netdb.h> +# include <netinet/in.h> + +long int +gethostid () +{ + char hostname[MAXHOSTNAMELEN + 1]; + struct hostent *hp; + unsigned long id; + struct in_addr in; + int fd; + + /* First try to get the ID from a former invocation of sethostid. */ + fd = __open (HOSTIDFILE, O_RDONLY); + if (fd >= 0) + { + ssize_t n = __read (fd, &id, sizeof (id)); + + __close (fd); + + if (n == sizeof (id)) + return id; + } + + /* Getting from the file was not succesful. An intelligent guess for + a unique number of a host is its IP address. Return this. */ + if (gethostname (hostname, MAXHOSTNAMELEN) < 0 || hostname[0] == '\0') + /* This also fails. Return and arbitrary value. */ + return 0; + + /* To get the IP address we need to knoe the host name. */ + hp = gethostbyname (hostname); + if (hp == NULL) + return 0; + + in.s_addr = 0; + memcpy (&in, hp->h_addr, + sizeof (in) < hp->h_length ? sizeof (in) : hp->h_length); + + /* For the return value to be not exactly the IP address we do some + bit fiddling. */ + return in.s_addr << 16 | in.s_addr >> 16; +} +#endif diff --git a/sysdeps/unix/sysv/linux/gethostname.c b/sysdeps/unix/sysv/linux/gethostname.c new file mode 100644 index 0000000..4b7720d --- /dev/null +++ b/sysdeps/unix/sysv/linux/gethostname.c @@ -0,0 +1,53 @@ +/* Copyright (C) 1992, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <errno.h> +#include <string.h> +#include <unistd.h> +#include <sys/utsname.h> + +/* Put the name of the current host in no more than LEN bytes of NAME. + The result is null-terminated if LEN is large enough for the full + name and the terminator. */ +int +__gethostname (name, len) + char *name; + size_t len; +{ + struct utsname buf; + + if (name == NULL) + { + errno = EINVAL; + return -1; + } + + if (uname (&buf)) + return -1; + + if (strlen (buf.nodename) + 1 > len) + { + errno = EINVAL; + return -1; + } + + strcpy (name, buf.nodename); + return 0; +} + +weak_alias (__gethostname, gethostname) diff --git a/sysdeps/unix/sysv/sysv4/linux/getpeername.S b/sysdeps/unix/sysv/linux/getpeername.S index 8429fcd..8429fcd 100644 --- a/sysdeps/unix/sysv/sysv4/linux/getpeername.S +++ b/sysdeps/unix/sysv/linux/getpeername.S diff --git a/sysdeps/unix/sysv/linux/getpgid.S b/sysdeps/unix/sysv/linux/getpgid.S new file mode 100644 index 0000000..3151296 --- /dev/null +++ b/sysdeps/unix/sysv/linux/getpgid.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL (getpgid, 1) + ret diff --git a/sysdeps/unix/sysv/linux/getpgrp.S b/sysdeps/unix/sysv/linux/getpgrp.S new file mode 100644 index 0000000..75e8d34 --- /dev/null +++ b/sysdeps/unix/sysv/linux/getpgrp.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL (getpgrp, 0) + ret diff --git a/sysdeps/unix/sysv/sysv4/linux/getsockname.S b/sysdeps/unix/sysv/linux/getsockname.S index 6782707..6782707 100644 --- a/sysdeps/unix/sysv/sysv4/linux/getsockname.S +++ b/sysdeps/unix/sysv/linux/getsockname.S diff --git a/sysdeps/unix/sysv/linux/getsockopt.S b/sysdeps/unix/sysv/linux/getsockopt.S new file mode 100644 index 0000000..6ce92a6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/getsockopt.S @@ -0,0 +1,2 @@ +#define socket getsockopt +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/gtty.S b/sysdeps/unix/sysv/linux/gtty.S new file mode 100644 index 0000000..1cff6b2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/gtty.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL (gtty, 2) + ret diff --git a/sysdeps/unix/sysv/linux/i386/Dist b/sysdeps/unix/sysv/linux/i386/Dist new file mode 100644 index 0000000..91365ad --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/Dist @@ -0,0 +1 @@ +fxstat.S lxstat.S xmknod.S xstat.S diff --git a/sysdeps/unix/sysv/linux/i386/Makefile b/sysdeps/unix/sysv/linux/i386/Makefile new file mode 100644 index 0000000..76d295e --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/Makefile @@ -0,0 +1,7 @@ +ifeq ($(subdir), misc) +sysdep_routines := $(sysdep_routines) fpu_control setfpucw + +extra-libs := $(extra-libs) libieee +libieee-routines := ieee_fpu +libieee-inhibit-o := .so .po +endif diff --git a/sysdeps/unix/sysv/linux/i386/brk.S b/sysdeps/unix/sysv/linux/i386/brk.S new file mode 100644 index 0000000..ef2f55d --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/brk.S @@ -0,0 +1,60 @@ +/* Copyright (C) 1991, 1992, 1993, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +.data +.globl C_SYMBOL_NAME(__curbrk) +C_LABEL(__curbrk) +#ifdef PIC + .long 0 +#else +# ifdef HAVE_GNU_LD + .long C_SYMBOL_NAME(_end) +# else + .long C_SYMBOL_NAME(end) +# endif +#endif + +.text +.globl C_SYMBOL_NAME(syscall_error) + +ENTRY (__brk) + movl %ebx, %edx + movl $SYS_ify(brk), %eax + movl 4(%esp), %ebx + int $0x80 + movl %edx, %ebx + + cmpl 4(%esp), %eax + jne JUMPTARGET(syscall_error) + +#ifdef PIC + /* Standard PIC nonsense to store into `__curbrk' through the GOT. */ + call here +here: popl %ecx + addl $_GLOBAL_OFFSET_TABLE_+[.-here], %ecx + movl C_SYMBOL_NAME(__curbrk@GOT)(%ecx), %ecx + movl %eax, (%ecx) +#else + movl %eax, C_SYMBOL_NAME(__curbrk) +#endif + xorl %eax, %eax + ret + +weak_alias (__brk, brk) diff --git a/sysdeps/unix/sysv/linux/i386/fcntlbits.h b/sysdeps/unix/sysv/linux/i386/fcntlbits.h new file mode 100644 index 0000000..8d92ac0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fcntlbits.h @@ -0,0 +1,26 @@ +/* O_*, F_*, FD_* bit values for Linux. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _FCNTLBITS_H +#define _FCNTLBITS_H 1 + +#include <sys/types.h> +#include <linux/fcntl.h> + +#endif /* fcntlbits.h */ diff --git a/sysdeps/unix/sysv/linux/i386/fpu_control.c b/sysdeps/unix/sysv/linux/i386/fpu_control.c new file mode 100644 index 0000000..79933b9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fpu_control.c @@ -0,0 +1,20 @@ +/* Default control word for ix86 FPU. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +unsigned short ___fpu_control = 0; diff --git a/sysdeps/unix/sysv/linux/i386/fpu_control.h b/sysdeps/unix/sysv/linux/i386/fpu_control.h new file mode 100644 index 0000000..28f3eeb --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fpu_control.h @@ -0,0 +1,100 @@ +/* Copyright (C) 1993 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Olaf Flebbe. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _FPU_CONTROL_H +#define _FPU_CONTROL_H + +/* Here is the dirty part. Settup up your 387 through the control word + * (cw) register. + * + * 15-13 12 11-10 9-8 7-6 5 4 3 2 1 0 + * | reserved | IC | RC | PC | reserved | PM | UM | OM | ZM | DM | IM + * + * IM: Invalid operation mask + * DM: Denormalized operand mask + * ZM: Zero-divide mask + * OM: Overflow mask + * UM: Underflow mask + * PM: Precision (inexact result) mask + * + * Mask bit is 1 means no interrupt. + * + * PC: Precision control + * 11 - round to extended precision + * 10 - round to double precision + * 00 - round to single precision + * + * RC: Rounding control + * 00 - rounding to nearest + * 01 - rounding down (toward - infinity) + * 10 - rounding up (toward + infinity) + * 11 - rounding toward zero + * + * IC: Infinity control + * That is for 8087 and 80287 only. + * + * The hardware default is 0x037f. I choose 0x1372. + */ + +#include <features.h> + +/* masking of interrupts */ +#define _FPU_MASK_IM 0x01 +#define _FPU_MASK_DM 0x02 +#define _FPU_MASK_ZM 0x04 +#define _FPU_MASK_OM 0x08 +#define _FPU_MASK_UM 0x10 +#define _FPU_MASK_PM 0x20 + +/* precision control */ +#define _FPU_EXTENDED 0x300 /* RECOMMENDED */ +#define _FPU_DOUBLE 0x200 +#define _FPU_SINGLE 0x0 /* DO NOT USE */ + +/* rounding control */ +#define _FPU_RC_NEAREST 0x0 /* RECOMMENDED */ +#define _FPU_RC_DOWN 0x400 +#define _FPU_RC_UP 0x800 +#define _FPU_RC_ZERO 0xC00 + +#define _FPU_RESERVED 0xF0C0 /* Reserved bits in cw */ + + +/* Now two recommended cw */ + +/* Linux default: + - extended precision + - rounding to nearest + - exceptions on overflow, zero divide and NaN */ +#define _FPU_DEFAULT 0x1372 + +/* IEEE: same as above, but exceptions */ +#define _FPU_IEEE 0x137f + +/* private namespace. It should only be used in init-first.o. */ +extern unsigned short __fpu_control; + +__BEGIN_DECLS + +/* called in init-first.o. It can be used to manipulate 387 control word. */ +extern void __setfpucw __P ((unsigned short)); + +__END_DECLS + +#endif /* fpu_control.h */ diff --git a/sysdeps/unix/sysv/linux/i386/fstat.S b/sysdeps/unix/sysv/linux/i386/fstat.S new file mode 100644 index 0000000..434ad4a --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fstat.S @@ -0,0 +1,4 @@ +#define __stat __fstat +#define stat fstat +#define __xstat __fxstat +#include "stat.S" diff --git a/sysdeps/unix/sysv/linux/i386/fxstat.S b/sysdeps/unix/sysv/linux/i386/fxstat.S new file mode 100644 index 0000000..c4db088 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fxstat.S @@ -0,0 +1,4 @@ +#define __xstat __fxstat +#define _xstat _fxstat +#define stat fstat +#include "xstat.S" diff --git a/sysdeps/unix/sysv/linux/i386/ieee_fpu.c b/sysdeps/unix/sysv/linux/i386/ieee_fpu.c new file mode 100644 index 0000000..4a0bf31 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/ieee_fpu.c @@ -0,0 +1,22 @@ +/* Default control word for ix86 FPU. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <fpu_control.h> + +unsigned short ___fpu_control = _FPU_IEEE; diff --git a/sysdeps/unix/sysv/linux/i386/init-first.S b/sysdeps/unix/sysv/linux/i386/init-first.S new file mode 100644 index 0000000..3c0c185 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/init-first.S @@ -0,0 +1,84 @@ +/* Initialization code run first thing by the ELF startup code. + For i386/Linux. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + .text + + /* Called from start.S. Not: there is no value in %ebx. */ + +ENTRY (__libc_init_first) + + /* Make sure we are not using iBSC2 personality. */ + movl $SYS_ify (personality), %eax + xorl %ebx, %ebx + int $0x80 + +#ifdef PIC + /* Set control work of FPU. */ + call .L0 +.L0: popl %ebx + addl $_GLOBAL_OFFSET_TABLE_+[.-.L0], %ebx + movzwl C_SYMBOL_NAME(___fpu_control@GOT)(%ebx), %eax +#else + movzwl ___fpu_control, %eax +#endif + pushl %eax + call JUMPTARGET(__setfpucw) + addl $4, %esp + + /* That is all for now. */ + ret + + + /* This is only a dummy function for the list below. */ + .type _dummy_exit, @function +C_LABEL(_dummy_exit) + ret + + + .section .init,"ax",@progbits + movl 16(%ebp), %edx /* envp */ + movl 12(%ebp), %ecx /* argv */ + movl 8(%ebp), %eax /* argc */ + pushl %edx + pushl %ecx + pushl %eax + + call JUMPTARGET(__libc_init) + + addl $12, %esp + + + /* Make sure __libc_subinit section is always present. */ + .section __libc_subinit, "a", @progbits + .align 4 + .type __elf_set___libc_subinit_element__dummy_exit__, @object + .size __elf_set___libc_subinit_element__dummy_exit__, 4 +__elf_set___libc_subinit_element__dummy_exit__: + .long _dummy_exit + + /* Make sure __libc_atexit section is always present. */ + .section __libc_atexit, "a", @progbits + .align 4 + .type __elf_set___libc_atexit_element__dummy_exit__, @object + .size __elf_set___libc_atexit_element__dummy_exit__, 4 +__elf_set___libc_atexit_element__dummy_exit__: + .long _dummy_exit diff --git a/sysdeps/unix/sysv/linux/i386/ipc.S b/sysdeps/unix/sysv/linux/i386/ipc.S new file mode 100644 index 0000000..bb523a2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/ipc.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL__ (ipc, 5) + ret diff --git a/sysdeps/unix/sysv/linux/i386/lstat.S b/sysdeps/unix/sysv/linux/i386/lstat.S new file mode 100644 index 0000000..9135c6b --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/lstat.S @@ -0,0 +1,4 @@ +#define __stat __lstat +#define stat lstat +#define __xstat __lxstat +#include "stat.S" diff --git a/sysdeps/unix/sysv/linux/i386/lxstat.S b/sysdeps/unix/sysv/linux/i386/lxstat.S new file mode 100644 index 0000000..fee635b --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/lxstat.S @@ -0,0 +1,4 @@ +#define __xstat __lxstat +#define _xstat _lxstat +#define stat lstat +#include "xstat.S" diff --git a/sysdeps/unix/sysv/linux/i386/mknod.S b/sysdeps/unix/sysv/linux/i386/mknod.S new file mode 100644 index 0000000..7faf89d --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/mknod.S @@ -0,0 +1,39 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +/* In Linux the `mknod' call is actually done by a emulation of the + `xmknod' system call, which takes an additional first argument + giving a version number for the interface. This macro gives the + Linux version number that corresponds to the modern interface. */ +#define _MKNOD_VER 1 + +ENTRY (__mknod) + movl 12(%esp), %edx + movl 8(%esp), %ecx + movl 4(%esp), %eax + pushl %edx + pushl %ecx + pushl %eax + pushl $_MKNOD_VER /* Push extra first arg to syscall. */ + call JUMPTARGET(__xmknod) + addl $16, %esp /* Correct version parameter offset. */ + ret + +weak_alias (__mknod, mknod) diff --git a/sysdeps/unix/sysv/linux/i386/mmap.S b/sysdeps/unix/sysv/linux/i386/mmap.S new file mode 100644 index 0000000..96ea870 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/mmap.S @@ -0,0 +1,45 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +.globl syscall_error + +ENTRY (__mmap) + + /* Save registers. */ + movl %ebx, %edx + + movl $SYS_ify(mmap), %eax /* System call number in %eax. */ + + lea 4(%esp), %ebx /* Address of args is 1st arg. */ + + /* Do the system call trap. */ + int $0x80 + + /* Restore registers. */ + movl %edx, %ebx + + /* %eax is < 0 if there was an error. */ + testl %eax, %eax + jl JUMPTARGET(syscall_error) + + /* Successful; return the syscall's value. */ + ret + +weak_alias (__mmap, mmap) diff --git a/sysdeps/unix/sysv/linux/i386/sbrk.S b/sysdeps/unix/sysv/linux/i386/sbrk.S new file mode 100644 index 0000000..7a0e940 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/sbrk.S @@ -0,0 +1,82 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +.data +.globl C_SYMBOL_NAME(__curbrk) + +.text +.globl C_SYMBOL_NAME(syscall_error) + +ENTRY (__sbrk) + + movl %ebx, %edx + +#ifdef PIC + /* Standard PIC nonsense to access `__curbrk' through the GOT. */ + call .L0 +.L0: popl %ecx + addl $_GLOBAL_OFFSET_TABLE_+[.-.L0], %ecx + + movl C_SYMBOL_NAME(__curbrk@GOT)(%ecx), %ecx + movl (%ecx), %ebx + movl %ebx, %eax + testl %ebx, %ebx + jne .L1 + + /* We have to initialize `__curbrk' first. */ + movl $SYS_ify(brk), %eax + int $0x80 + + movl %eax, (%ecx) + movl %eax, %ebx + .align 16, 0x90 + +.L1: +#else + movl C_SYMBOL_NAME(__curbrk), %ebx + movl %ebx, %eax +#endif + + addl 4(%esp), %ebx + cmpl %ebx, %eax + je .L2 + + movl $SYS_ify(brk), %eax + int $0x80 + + cmpl %eax, %ebx + jne .L3 + +#ifdef PIC + xchgl %eax, (%ecx) +#else + xchgl %eax, C_SYMBOL_NAME(__curbrk) +#endif + +.L2: + movl %edx, %ebx + ret + + .align 16 +.L3: + movl %edx, %ebx + jmp JUMPTARGET(syscall_error) + +weak_alias (__sbrk, sbrk) diff --git a/sysdeps/unix/sysv/linux/i386/setfpucw.c b/sysdeps/unix/sysv/linux/i386/setfpucw.c new file mode 100644 index 0000000..329573d --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/setfpucw.c @@ -0,0 +1,43 @@ +/* Copyright (C) 1993 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Olaf Flebbe. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <fpu_control.h> + +void +__setfpucw (fpu_control) + unsigned short fpu_control; +{ + volatile unsigned short cw; + + /* If user supplied _fpu_control, use it ! */ + if (!fpu_control) + { + /* use linux defaults */ + fpu_control = _FPU_DEFAULT; + } + /* Get Control Word */ + __asm__ volatile ("fnstcw %0" : "=m" (cw) : ); + + /* mask in */ + cw &= _FPU_RESERVED; + cw = cw | (fpu_control & ~_FPU_RESERVED); + + /* set cw */ + __asm__ volatile ("fldcw %0" :: "m" (cw)); +} diff --git a/sysdeps/unix/sysv/linux/i386/signum.h b/sysdeps/unix/sysv/linux/i386/signum.h new file mode 100644 index 0000000..8e4f270 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/signum.h @@ -0,0 +1,66 @@ +/* Signal number definitions. Linux version. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifdef _SIGNAL_H + +/* Fake signal functions. */ +#define SIG_ERR ((__sighandler_t) -1) /* Error return. */ +#define SIG_DFL ((__sighandler_t) 0) /* Default action. */ +#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ + + +/* Signals. */ +#define SIGHUP 1 /* Hangup (POSIX). */ +#define SIGINT 2 /* Interrupt (ANSI). */ +#define SIGQUIT 3 /* Quit (POSIX). */ +#define SIGILL 4 /* Illegal instruction (ANSI). */ +#define SIGTRAP 5 /* Trace trap (POSIX). */ +#define SIGABRT SIGIOT /* Abort (ANSI). */ +#define SIGIOT 6 /* IOT trap (4.2 BSD). */ +#define SIGBUS 7 /* BUS error (4.2 BSD). */ +#define SIGFPE 8 /* Floating-point exception (ANSI). */ +#define SIGKILL 9 /* Kill, unblockable (POSIX). */ +#define SIGUSR1 10 /* User-defined signal 1 (POSIX). */ +#define SIGSEGV 11 /* Segmentation violation (ANSI). */ +#define SIGUSR2 12 /* User-defined signal 2 (POSIX). */ +#define SIGPIPE 13 /* Broken pipe (POSIX). */ +#define SIGALRM 14 /* Alarm clock (POSIX). */ +#define SIGTERM 15 /* Termination (ANSI). */ +#define SIGSTKFLT 16 /* ??? */ +#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ +#define SIGCHLD 17 /* Child status has changed (POSIX). */ +#define SIGCONT 18 /* Continue (POSIX). */ +#define SIGSTOP 19 /* Stop, unblockable (POSIX). */ +#define SIGTSTP 20 /* Keyboard stop (POSIX). */ +#define SIGTTIN 21 /* Background read from tty (POSIX). */ +#define SIGTTOU 22 /* Background write to tty (POSIX). */ +#define SIGURG 23 /* Urgent condition on socket (4.2 BSD). */ +#define SIGXCPU 24 /* CPU limit exceeded (4.2 BSD). */ +#define SIGXFSZ 25 /* File size limit exceeded (4.2 BSD). */ +#define SIGVTALRM 26 /* Virtual alarm clock (4.2 BSD). */ +#define SIGPROF 27 /* Profiling alarm clock (4.2 BSD). */ +#define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */ +#define SIGPOLL SIGIO /* Pollable event occured (System V). */ +#define SIGIO 29 /* I/O now possible (4.2 BSD). */ +#define SIGPWR 30 /* Power failure restart (System V). */ +#define SIGUNUSED 31 + +#endif /* <signal.h> included. */ + +#define _NSIG 32 /* Biggest signal number + 1. */ diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/socket.S b/sysdeps/unix/sysv/linux/i386/socket.S index 7b8dd75..3d3a672 100644 --- a/sysdeps/unix/sysv/sysv4/linux/i386/socket.S +++ b/sysdeps/unix/sysv/linux/i386/socket.S @@ -19,6 +19,9 @@ Cambridge, MA 02139, USA. */ #include <sysdep.h> #include <sys/socketcall.h> +#define P(a, b) P2(a, b) +#define P2(a, b) a##b + .globl syscall_error /* The socket-oriented system calls are handled unusally in Linux. @@ -29,15 +32,16 @@ Cambridge, MA 02139, USA. */ The .S files for the other calls just #define socket and #include this. */ -ENTRY (socket) +.globl P(__,socket) +ENTRY (P(__,socket)) /* Save registers. */ movl %ebx, %edx - movl $SYS_socketcall, %eax /* System call number in %eax. */ + movl $SYS_ify(socketcall), %eax /* System call number in %eax. */ /* Use ## so `socket' is a separate token that might be #define'd. */ - movl $SYS_##socket, %ebx /* Subcode is first arg to syscall. */ + movl $P(SOCKOP_,socket), %ebx /* Subcode is first arg to syscall. */ lea 8(%esp), %ecx /* Address of args is 2nd arg. */ /* Do the system call trap. */ @@ -52,3 +56,5 @@ ENTRY (socket) /* Successful; return the syscall's value. */ ret + +weak_alias (P(__,socket), socket) diff --git a/sysdeps/unix/sysv/linux/i386/stat.S b/sysdeps/unix/sysv/linux/i386/stat.S new file mode 100644 index 0000000..73204bf --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/stat.S @@ -0,0 +1,38 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +/* In Linux the `stat' call is actually done by emulating a `xstat' system + call, which takes an additional first argument giving a version number + for `struct stat'. Likewise for `fstat' and `lstat' there are `fxstat' + and `lxstat' emulations. This macro gives the Linux version number that + corresponds to the definition of `struct stat' in <statbuf.h>. */ +#define _STAT_VER 1 + +ENTRY (__stat) + movl 8(%esp), %eax + movl 4(%esp), %ecx + pushl %eax + pushl %ecx + pushl $_STAT_VER /* Push extra first arg to syscall. */ + call JUMPTARGET(__xstat)/* Jump to xstat implementation. */ + addl $12, %esp + ret + +weak_alias (__stat, stat) diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/syscall.S b/sysdeps/unix/sysv/linux/i386/syscall.S index efe6d36..6e6aa5d 100644 --- a/sysdeps/unix/sysv/sysv4/linux/i386/syscall.S +++ b/sysdeps/unix/sysv/linux/i386/syscall.S @@ -18,12 +18,14 @@ Cambridge, MA 02139, USA. */ #include <sysdep.h> -ASM_GLOBAL_DIRECTIVE syscall_error +.globl syscall_error ENTRY (syscall) popl %ecx /* Pop return address into %ecx. */ popl %eax /* Pop syscall number into %eax. */ pushl %ecx /* Push back return address. */ DO_CALL (5) /* Frob the args and do the system call. */ + movl (%esp), %ecx + pushl %ecx testl %eax, %eax /* Check %eax for error. */ jl JUMPTARGET(syscall_error) /* Jump to error handler if negative. */ ret /* Return to caller. */ diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S b/sysdeps/unix/sysv/linux/i386/sysdep.S index 5cf29ec..b873c95 100644 --- a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S +++ b/sysdeps/unix/sysv/linux/i386/sysdep.S @@ -20,8 +20,21 @@ Cambridge, MA 02139, USA. */ The code for Linux is almost identical to the canonical Unix/i386 code, except that the error number in %eax is negated. */ +.globl __syscall_error __syscall_error: negl %eax #define __syscall_error __syscall_error_1 #include <sysdeps/unix/i386/sysdep.S> + +/* Because the Linux version is in fact i386/ELF and the start.? file + for this system (sysdeps/i386/elf/start.S) is also used by The Hurd + and therefore this files must not contain the definition of the + `errno' variable (I don't know why, ask Roland), we have to define + it somewhere else. + + ...and this please is here. */ + .data + .globl errno +errno: + .long 0 diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h new file mode 100644 index 0000000..7fe4d41 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/sysdep.h @@ -0,0 +1,135 @@ +/* Copyright (C) 1992, 1993, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* In the Linux/ELF world, C symbols are asm symbols. */ +#define NO_UNDERSCORES + +/* There is some commonality. */ +#include <sysdeps/unix/i386/sysdep.h> + +/* For Linux we can use the system call table in the header file + /usr/include/asm/unistd.h + of the kernel. But these symbols do not follow the SYS_* syntax + so we have to redefine the `SYS_ify' macro here. */ +#undef SYS_ify +#ifdef __STDC__ +# define SYS_ify(syscall_name) __NR_##syscall_name +#else +# define SYS_ify(syscall_name) __NR_/**/syscall_name +#endif + + +#ifdef ASSEMBLER + +/* Linux uses a negative return value to indicate syscall errors, unlike + most Unices, which use the condition codes' carry flag. */ +#undef PSEUDO +#define PSEUDO(name, syscall_name, args) \ + .text; \ + .globl syscall_error; \ + ENTRY (name) \ + movl $SYS_ify (syscall_name), %eax; \ + DO_CALL (args); \ + testl %eax, %eax; \ + jl JUMPTARGET (syscall_error) + +/* We define our own ENTRY macro because the alignment should be 16 for ELF. */ +#undef ENTRY +#define ENTRY(name) \ + ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME (name); \ + ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME (name), @function) \ + .align 16; \ + C_LABEL (name) + +/* Linux takes system call arguments in registers: + + syscall number %eax call-clobbered + arg 1 %ebx call-saved + arg 2 %ecx call-clobbered + arg 3 %edx call-clobbered + arg 4 %esi call-saved + arg 5 %edi call-saved + + The stack layout upon entering the function is: + + 20(%esp) Arg# 5 + 16(%esp) Arg# 4 + 12(%esp) Arg# 3 + 8(%esp) Arg# 2 + 4(%esp) Arg# 1 + (%esp) Return address + + (Of course a function with say 3 arguments does not have entries for + arguments 4 and 5.) + + The following code tries hard to be optimal. A general assuption + (which is true accoriding to the data books I have) is that + + 2 * xchg is more expensive than pushl + movl + popl + + Beside this a neat trick is used. The calling conventions for Linux + tell that among the registers used for parameters %ecx and %edx need + not be saved. Beside this we may clobber this registers even when + they are not used for parameter passing. + + As a result one can see below that we save the content of the %ebx + register in the %edx register when we have less than 3 arguments + (2 * movl is less expensive than pushl + popl). + + Second unlike for the other registers we don't save the content of + %ecx and %edx when we have than 1 and 2 registers resp. */ + +#undef DO_CALL +#define DO_CALL(args) \ + DOARGS_##args \ + int $0x80; \ + UNDOARGS_##args + +#define DOARGS_0 /* No arguments to frob. */ +#define UNDOARGS_0 /* No arguments to unfrob. */ +#define _DOARGS_0(n) /* No arguments to frob. */ +#define _UNDOARGS_0 /* No arguments to unfrob. */ + +#define DOARGS_1 movl %ebx, %edx; movl 4(%esp), %ebx; DOARGS_0 +#define UNDOARGS_1 UNDOARGS_0; movl %edx, %ebx +#define _DOARGS_1(n) pushl %ebx; movl n+4(%esp), %ebx; _DOARGS_0 (n) +#define _UNDOARGS_1 _UNDOARGS_0; popl %ebx + +#define DOARGS_2 movl 8(%esp), %ecx; DOARGS_1 +#define UNDOARGS_2 UNDOARGS_1 +#define _DOARGS_2(n) movl n(%esp), %ecx; _DOARGS_1 (n-4) +#define _UNDOARGS_2 _UNDOARGS_1 + +#define DOARGS_3 _DOARGS_3 (12) +#define UNDOARGS_3 _UNDOARGS_3 +#define _DOARGS_3(n) movl n(%esp), %edx; _DOARGS_2 (n-4) +#define _UNDOARGS_3 _UNDOARGS_2 + +#define DOARGS_4 _DOARGS_4 (16) +#define UNDOARGS_4 _UNDOARGS_4 +#define _DOARGS_4(n) pushl %esi; movl n+4(%esp), %esi; _DOARGS_3 (n) +#define _UNDOARGS_4 _UNDOARGS_3; popl %esi + +#define DOARGS_5 _DOARGS_5 (20) +#define UNDOARGS_5 _UNDOARGS_5 +#define _DOARGS_5(n) pushl %edi; movl n+4(%esp), %edi; _DOARGS_4 (n) +#define _UNDOARGS_5 _UNDOARGS_4; popl %edi + + +#endif /* ASSEMBLER */ diff --git a/sysdeps/unix/sysv/linux/i386/xmknod.S b/sysdeps/unix/sysv/linux/i386/xmknod.S new file mode 100644 index 0000000..fde3165 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/xmknod.S @@ -0,0 +1,49 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> +#include <errnos.h> + +.globl syscall_error +ENTRY (__xmknod) + popl %ecx /* Pop return address into %eax. */ + popl %edx /* Pop version number into %edx. */ + pushl %ecx /* Push back the return address. */ + + movl $SYS_ify(mknod), %eax + /* Load syscall number for prev_stat in %eax. */ + cmpl $1, %edx /* Version 1 xstat call? */ + je .L1 /* Yes, do syscall. */ + + movl $-EINVAL, %eax /* Load error code into %eax. */ + jmp .L2 + +.L1: DO_CALL (3) /* Do the syscall. */ + + movl (%esp), %ecx + testl %eax, %eax /* Check for error. */ + jl .L2 + + jmp *%ecx /* Return success. */ + +.L2: pushl %ecx + jmp JUMPTARGET(syscall_error) + /* Yes, then branch to error handling. */ + +/* For compatibility with Linux libc. */ +weak_alias (__xmknod, _xmknod) diff --git a/sysdeps/unix/sysv/linux/i386/xstat.S b/sysdeps/unix/sysv/linux/i386/xstat.S new file mode 100644 index 0000000..34822be --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/xstat.S @@ -0,0 +1,51 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> +#include <errnos.h> + +#define SYS_expand(name) SYS_ify(name) + +.globl syscall_error +ENTRY (__xstat) + popl %ecx /* Pop return address into %eax. */ + popl %edx /* Pop version number into %edx. */ + pushl %ecx /* Push back the return address. */ + + movl $SYS_expand(stat), %eax + /* Load syscall number for prev_stat in %eax. */ + cmpl $1, %edx /* Version 1 xstat call? */ + je .L1 /* Yes, do syscall. */ + + movl $-EINVAL, %eax /* Load error code into %eax. */ + jmp .L2 + +.L1: DO_CALL (2) /* Do the syscall. */ + + movl (%esp), %ecx + testl %eax, %eax /* Check for error. */ + jl .L2 + + jmp *%ecx /* Return success. */ + +.L2: pushl %ecx + jmp JUMPTARGET(syscall_error) + /* Yes, then branch to error handling. */ + +/* For compatibility with Linux libc. */ +weak_alias (__xstat, _xstat) diff --git a/sysdeps/unix/sysv/sysv4/linux/listen.S b/sysdeps/unix/sysv/linux/listen.S index d2cbec6..d2cbec6 100644 --- a/sysdeps/unix/sysv/sysv4/linux/listen.S +++ b/sysdeps/unix/sysv/linux/listen.S diff --git a/sysdeps/unix/sysv/linux/local_lim.h b/sysdeps/unix/sysv/linux/local_lim.h new file mode 100644 index 0000000..bfc65bd --- /dev/null +++ b/sysdeps/unix/sysv/linux/local_lim.h @@ -0,0 +1,31 @@ +/* Minimum guaranteed maximum values for system limits. Hurd version. + +Copyright (C) 1993, 1994 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* Linux has a fixed limit of supplementary groups allocated with a + process. This value is determined by the size of the `groups' + member of the `task_struct' structure in <linux/sched.h>. */ + +#define NGROUPS_MAX 32 + + +/* Maximum size of file names. Not all file system types support + this size but it is only a maximum value. */ + +#define NAME_MAX 255 diff --git a/sysdeps/unix/sysv/linux/madvise.c b/sysdeps/unix/sysv/linux/madvise.c new file mode 100644 index 0000000..72b7d76 --- /dev/null +++ b/sysdeps/unix/sysv/linux/madvise.c @@ -0,0 +1 @@ +#include <sysdeps/stub/madvise.c> diff --git a/sysdeps/unix/sysv/linux/msgctl.c b/sysdeps/unix/sysv/linux/msgctl.c new file mode 100644 index 0000000..cd64d15 --- /dev/null +++ b/sysdeps/unix/sysv/linux/msgctl.c @@ -0,0 +1,32 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/msg.h> + +/* Allows to control internal state and destruction of message queue + objects. */ + +int +msgctl (msqid, cmd, buf) + int msqid; + int cmd; + struct msqid_ds *buf; +{ + return __ipc (IPCOP_msgctl, msqid, cmd, 0, buf); +} diff --git a/sysdeps/unix/sysv/linux/msgget.c b/sysdeps/unix/sysv/linux/msgget.c new file mode 100644 index 0000000..b1c29d6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/msgget.c @@ -0,0 +1,32 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/msg.h> +#include <stdlib.h> /* for definition of NULL */ + +/* Return descriptor for message queue associated with KEY. The MSGFLG + parameter describes how to proceed with clashing of key values. */ + +int +msgget (key, msgflg) + key_t key; + int msgflg; +{ + return __ipc (IPCOP_msgget, key, msgflg, 0, NULL); +} diff --git a/sysdeps/unix/sysv/linux/msgrcv.c b/sysdeps/unix/sysv/linux/msgrcv.c new file mode 100644 index 0000000..21c6b75 --- /dev/null +++ b/sysdeps/unix/sysv/linux/msgrcv.c @@ -0,0 +1,38 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/msg.h> + +int +msgrcv (msqid, msgp, msgsz, msgtyp, msgflg) + int msqid; + void *msgp; + size_t msgsz; + long msgtyp; + int msgflg; +{ + /* The problem here is that Linux' calling convention only allows up to + fives parameters to a system call. */ + struct ipc_kludge tmp; + + tmp.msgp = msgp; + tmp.msgtyp = msgtyp; + + return __ipc (IPCOP_msgrcv, msqid, msgsz, msgflg, &tmp); +} diff --git a/sysdeps/unix/sysv/linux/msgsnd.c b/sysdeps/unix/sysv/linux/msgsnd.c new file mode 100644 index 0000000..6d2d3ef --- /dev/null +++ b/sysdeps/unix/sysv/linux/msgsnd.c @@ -0,0 +1,30 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/msg.h> + +int +msgsnd (msqid, msgp, msgsz, msgflg) + int msqid; + void *msgp; + size_t msgsz; + int msgflg; +{ + return __ipc (IPCOP_msgsnd, msqid, msgsz, msgflg, msgp); +} diff --git a/sysdeps/unix/sysv/linux/pipe.S b/sysdeps/unix/sysv/linux/pipe.S new file mode 100644 index 0000000..cd050b3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/pipe.S @@ -0,0 +1,24 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL__ (pipe, 1) + ret + +weak_alias (__pipe, pipe) diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c new file mode 100644 index 0000000..ff43a76 --- /dev/null +++ b/sysdeps/unix/sysv/linux/poll.c @@ -0,0 +1 @@ +#include <sysdeps/stub/poll.c> diff --git a/sysdeps/unix/sysv/linux/readv.c b/sysdeps/unix/sysv/linux/readv.c new file mode 100644 index 0000000..baa976d --- /dev/null +++ b/sysdeps/unix/sysv/linux/readv.c @@ -0,0 +1 @@ +#include <sysdeps/posix/readv.c> diff --git a/sysdeps/unix/sysv/linux/recv.S b/sysdeps/unix/sysv/linux/recv.S new file mode 100644 index 0000000..f1081cc --- /dev/null +++ b/sysdeps/unix/sysv/linux/recv.S @@ -0,0 +1,2 @@ +#define socket recv +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/recvfrom.S b/sysdeps/unix/sysv/linux/recvfrom.S new file mode 100644 index 0000000..febaa9e --- /dev/null +++ b/sysdeps/unix/sysv/linux/recvfrom.S @@ -0,0 +1,2 @@ +#define socket recvfrom +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/recvmsg.S b/sysdeps/unix/sysv/linux/recvmsg.S new file mode 100644 index 0000000..ffadd30 --- /dev/null +++ b/sysdeps/unix/sysv/linux/recvmsg.S @@ -0,0 +1,2 @@ +#define socket recvmsg +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/semctl.c b/sysdeps/unix/sysv/linux/semctl.c new file mode 100644 index 0000000..dd0e7b9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/semctl.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/sem.h> + +/* Return identifier for array of NSEMS semaphores associated with + KEY. */ + +int +semctl (semid, semnum, cmd, arg) + int semid; + int semnum; + int cmd; + union semun arg; +{ + return __ipc (IPCOP_semctl, semid, semnum, cmd, &arg); +} diff --git a/sysdeps/unix/sysv/linux/semget.c b/sysdeps/unix/sysv/linux/semget.c new file mode 100644 index 0000000..6320e47 --- /dev/null +++ b/sysdeps/unix/sysv/linux/semget.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/sem.h> +#include <stdlib.h> /* for definition of NULL */ + +/* Return identifier for array of NSEMS semaphores associated with + KEY. */ + +int +semget (key, nsems, semflg) + key_t key; + int nsems; + int semflg; +{ + return __ipc (IPCOP_semget, key, nsems, semflg, NULL); +} diff --git a/sysdeps/unix/sysv/linux/semop.c b/sysdeps/unix/sysv/linux/semop.c new file mode 100644 index 0000000..57f074e --- /dev/null +++ b/sysdeps/unix/sysv/linux/semop.c @@ -0,0 +1,31 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/sem.h> + +/* Perform user-defined atomical operation of array of semaphores. */ + +int +semop (semid, sops, nsops) + int semid; + struct sembuf *sops; + unsigned int nsops; +{ + return __ipc (IPCOP_semop, semid, (int) nsops, 0, sops); +} diff --git a/sysdeps/unix/sysv/linux/send.S b/sysdeps/unix/sysv/linux/send.S new file mode 100644 index 0000000..52293c6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/send.S @@ -0,0 +1,2 @@ +#define socket send +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/sendmsg.S b/sysdeps/unix/sysv/linux/sendmsg.S new file mode 100644 index 0000000..65f2c3e --- /dev/null +++ b/sysdeps/unix/sysv/linux/sendmsg.S @@ -0,0 +1,2 @@ +#define socket sendmsg +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/sendto.S b/sysdeps/unix/sysv/linux/sendto.S new file mode 100644 index 0000000..aa637ce --- /dev/null +++ b/sysdeps/unix/sysv/linux/sendto.S @@ -0,0 +1,2 @@ +#define socket sendto +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/setegid.c b/sysdeps/unix/sysv/linux/setegid.c new file mode 100644 index 0000000..1b29a6f --- /dev/null +++ b/sysdeps/unix/sysv/linux/setegid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/setegid.c> diff --git a/sysdeps/unix/sysv/linux/seteuid.c b/sysdeps/unix/sysv/linux/seteuid.c new file mode 100644 index 0000000..850f3c5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/seteuid.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <errno.h> +#include <unistd.h> +#include <sys/types.h> + +int +__seteuid (uid) + uid_t uid; +{ + if (uid == (uid_t) ~0) + { + errno = EINVAL; + return -1; + } + + return __setreuid (-1, uid); +} + +weak_alias (__seteuid, seteuid) diff --git a/sysdeps/unix/sysv/linux/sethostid.c b/sysdeps/unix/sysv/linux/sethostid.c new file mode 100644 index 0000000..eb71b74 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sethostid.c @@ -0,0 +1,2 @@ +#define SET_PROCEDURE 1 +#include "gethostid.c" diff --git a/sysdeps/unix/sysv/linux/setpgid.S b/sysdeps/unix/sysv/linux/setpgid.S new file mode 100644 index 0000000..ba8140f --- /dev/null +++ b/sysdeps/unix/sysv/linux/setpgid.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL (setpgid, 2) + ret diff --git a/sysdeps/unix/sysv/linux/setpgrp.c b/sysdeps/unix/sysv/linux/setpgrp.c new file mode 100644 index 0000000..4497e07 --- /dev/null +++ b/sysdeps/unix/sysv/linux/setpgrp.c @@ -0,0 +1,25 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <unistd.h> + +int +setpgrp () +{ + return setpgid (0, 0); +} diff --git a/sysdeps/unix/sysv/sysv4/linux/setsid.S b/sysdeps/unix/sysv/linux/setsid.S index 4930c56..4930c56 100644 --- a/sysdeps/unix/sysv/sysv4/linux/setsid.S +++ b/sysdeps/unix/sysv/linux/setsid.S diff --git a/sysdeps/unix/sysv/linux/setsockopt.S b/sysdeps/unix/sysv/linux/setsockopt.S new file mode 100644 index 0000000..33d5717 --- /dev/null +++ b/sysdeps/unix/sysv/linux/setsockopt.S @@ -0,0 +1,2 @@ +#define socket setsockopt +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/settimeofday.S b/sysdeps/unix/sysv/linux/settimeofday.S new file mode 100644 index 0000000..4f86a26 --- /dev/null +++ b/sysdeps/unix/sysv/linux/settimeofday.S @@ -0,0 +1,24 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL__ (settimeofday, 2) + ret + +weak_alias (__settimeofday, settimeofday) diff --git a/sysdeps/unix/sysv/linux/shmat.c b/sysdeps/unix/sysv/linux/shmat.c new file mode 100644 index 0000000..1efef29 --- /dev/null +++ b/sysdeps/unix/sysv/linux/shmat.c @@ -0,0 +1,37 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/sem.h> + +/* Attach the shared memory segment associated with SHMID to the data + segment of the calling process. SHMADDR and SHMFLG determine how + and where the segment is attached. */ + +char * +shmat (shmid, shmaddr, shmflg) + int shmid; + char *shmaddr; + int shmflg; +{ + int retval; + unsigned long raddr; + + retval = __ipc (IPCOP_shmat, shmid, shmflg, (int) &raddr, shmaddr); + return retval < 0 ? (char *) retval : (char *) raddr; +} diff --git a/sysdeps/unix/sysv/linux/shmctl.c b/sysdeps/unix/sysv/linux/shmctl.c new file mode 100644 index 0000000..81192a8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/shmctl.c @@ -0,0 +1,31 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/shm.h> + +/* Provide operations to control over shared memory segments. */ + +int +shmctl (shmid, cmd, buf) + int shmid; + int cmd; + struct shmid_ds *buf; +{ + return __ipc (IPCOP_shmctl, shmid, cmd, 0, buf); +} diff --git a/sysdeps/unix/sysv/linux/shmdt.c b/sysdeps/unix/sysv/linux/shmdt.c new file mode 100644 index 0000000..1e5bbe1 --- /dev/null +++ b/sysdeps/unix/sysv/linux/shmdt.c @@ -0,0 +1,30 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/shm.h> + +/* Detach shared memory segment starting at address specified by SHMADDR + from the caller's data segment. */ + +int +shmdt (shmaddr) + char *shmaddr; +{ + return __ipc (IPCOP_shmdt, 0, 0, 0, shmaddr); +} diff --git a/sysdeps/unix/sysv/linux/shmget.c b/sysdeps/unix/sysv/linux/shmget.c new file mode 100644 index 0000000..f0b2b65 --- /dev/null +++ b/sysdeps/unix/sysv/linux/shmget.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <sys/shm.h> +#include <stdlib.h> /* for definition of NULL */ + +/* Return an identifier for an shared memory segment of at least size SIZE + which is associated with KEY. */ + +int +shmget (key, size, shmflg) + key_t key; + int size; + int shmflg; +{ + return __ipc (IPCOP_shmget, key, size, shmflg, NULL); +} diff --git a/sysdeps/unix/sysv/linux/shutdown.S b/sysdeps/unix/sysv/linux/shutdown.S new file mode 100644 index 0000000..6cc95d5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/shutdown.S @@ -0,0 +1,2 @@ +#define socket shutdown +#include <socket.S> diff --git a/sysdeps/unix/sysv/linux/sigaction.S b/sysdeps/unix/sysv/linux/sigaction.S new file mode 100644 index 0000000..0618d6e --- /dev/null +++ b/sysdeps/unix/sysv/linux/sigaction.S @@ -0,0 +1,24 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL__ (sigaction, 3) + ret + +weak_alias (__sigaction, sigaction) diff --git a/sysdeps/unix/sysv/linux/signal.S b/sysdeps/unix/sysv/linux/signal.S new file mode 100644 index 0000000..68582a6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/signal.S @@ -0,0 +1,8 @@ +#include <sysdeps/unix/sysv/signal.S> + +/* Used in siginterrupt() */ + + .data + .globl _sigintr +_sigintr: + .long 0 diff --git a/sysdeps/unix/sysv/linux/sigpending.S b/sysdeps/unix/sysv/linux/sigpending.S new file mode 100644 index 0000000..574ea3a --- /dev/null +++ b/sysdeps/unix/sysv/linux/sigpending.S @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/sco3.2.4/sigpending.S> diff --git a/sysdeps/unix/sysv/linux/sigset.h b/sysdeps/unix/sysv/linux/sigset.h new file mode 100644 index 0000000..e9bbb96 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sigset.h @@ -0,0 +1 @@ +#include <sysdeps/generic/sigset.h> diff --git a/sysdeps/unix/sysv/linux/sockaddrcom.h b/sysdeps/unix/sysv/linux/sockaddrcom.h new file mode 100644 index 0000000..768d05b --- /dev/null +++ b/sysdeps/unix/sysv/linux/sockaddrcom.h @@ -0,0 +1,37 @@ +/* Definition of `struct sockaddr_*' common members. Generic/4.2 BSD version. +Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _SOCKADDRCOM_H +#define _SOCKADDRCOM_H 1 + +/* This prevents including the file <linux/socket.h>. */ +#define _LINUX_SOCKET_H +#define _LINUX_TYPES_H + +/* This macro is used to declare the initial common members + of the data types used for socket addresses, `struct sockaddr', + `struct sockaddr_in', `struct sockaddr_un', etc. */ + +#define __SOCKADDR_COMMON(sa_prefix) \ + unsigned short int sa_prefix##family + +#define __SOCKADDR_COMMON_SIZE (sizeof (unsigned short int)) + + +#endif /* sockaddrcom.h */ diff --git a/sysdeps/unix/sysv/sysv4/linux/socketpair.S b/sysdeps/unix/sysv/linux/socketpair.S index da71c57..da71c57 100644 --- a/sysdeps/unix/sysv/sysv4/linux/socketpair.S +++ b/sysdeps/unix/sysv/linux/socketpair.S diff --git a/sysdeps/unix/sysv/linux/speed.c b/sysdeps/unix/sysv/linux/speed.c new file mode 100644 index 0000000..84811de --- /dev/null +++ b/sysdeps/unix/sysv/linux/speed.c @@ -0,0 +1,103 @@ +/* `struct termios' speed frobnication functions. Linux version. +Copyright (C) 1991, 1992, 1993, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <stddef.h> +#include <errno.h> +#include <termios.h> + +static const speed_t speeds[] = + { + 0, + 50, + 75, + 110, + 134, + 150, + 200, + 300, + 600, + 1200, + 1800, + 2400, + 4800, + 9600, + 19200, + 38400, + 38400, /* Mention this twice here is a trick. */ + 57600, + 115200, + 230400, + }; + + +/* Return the output baud rate stored in *TERMIOS_P. */ +speed_t +cfgetospeed (termios_p) + const struct termios *termios_p; +{ + speed_t retval = termios_p->c_cflag & (CBAUD | CBAUDEX); + + if (retval & CBAUDEX) + { + retval &= ~CBAUDEX; + retval |= CBAUD + 1; + } + + return retval; +} + +/* Return the input baud rate stored in *TERMIOS_P. + For Linux there is no difference between input and output speed. */ +strong_alias (cfgetospeed, cfgetispeed); + +/* Set the output baud rate stored in *TERMIOS_P to SPEED. */ +int +cfsetospeed (termios_p, speed) + struct termios *termios_p; + speed_t speed; +{ + register unsigned int i; + + if (termios_p == NULL) + { + errno = EINVAL; + return -1; + } + + /* This allows either B1200 or 1200 to work. XXX + Do we really want to try to support this, given that + fetching the speed must return one or the other? */ + + for (i = 0; i < sizeof (speeds) / sizeof (speeds[0]); ++i) + if (i == speed || speeds[i] == speed) + { + termios_p->c_cflag &= ~(CBAUD | CBAUDEX); + termios_p->c_cflag |= (i & CBAUD); + if (i & ~CBAUD) + termios_p->c_cflag |= CBAUDEX; + return 0; + } + + errno = EINVAL; + return -1; +} + +/* Set the input baud rate stored in *TERMIOS_P to SPEED. + For Linux there is no difference between input and output speed. */ +strong_alias (cfsetospeed, cfsetispeed); diff --git a/sysdeps/unix/sysv/linux/statbuf.h b/sysdeps/unix/sysv/linux/statbuf.h new file mode 100644 index 0000000..ad81704 --- /dev/null +++ b/sysdeps/unix/sysv/linux/statbuf.h @@ -0,0 +1,72 @@ +/* Copyright (C) 1992, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _STATBUF_H +#define _STATBUF_H + +struct stat + { + short int st_dev; /* Device. */ + unsigned short __pad1; + unsigned long int st_ino; /* File serial number. */ + unsigned short int st_mode; /* File mode. */ + unsigned short int st_nlink; /* Link count. */ + unsigned short int st_uid; /* User ID of the file's owner. */ + unsigned short int st_gid; /* Group ID of the file's group.*/ + unsigned short int st_rdev; /* Device number, if device. */ + unsigned short int __pad2; + long int st_size; /* Size of file, in bytes. */ + unsigned long int st_blksize; /* Optimal block size for I/O. */ +#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */ + + unsigned long int st_blocks; /* Number of 512-byte blocks allocated. */ + long int st_atime; /* Time of last access. */ + unsigned long int __unused1; + long int st_mtime; /* Time of last modification. */ + unsigned long int __unused2; + long int st_ctime; /* Time of last status change. */ + unsigned long int __unused3; + unsigned long int __unused4; + unsigned long int __unused5; + }; + +/* Encoding of the file mode. */ + +#define __S_IFMT 0170000 /* These bits determine file type. */ + +/* File types. */ +#define __S_IFDIR 0040000 /* Directory. */ +#define __S_IFCHR 0020000 /* Character device. */ +#define __S_IFBLK 0060000 /* Block device. */ +#define __S_IFREG 0100000 /* Regular file. */ +#define __S_IFIFO 0010000 /* FIFO. */ + +/* These don't actually exist on System V, but having them doesn't hurt. */ +#define __S_IFLNK 0120000 /* Symbolic link. */ +#define __S_IFSOCK 0140000 /* Socket. */ + +/* Protection bits. */ + +#define __S_ISUID 04000 /* Set user ID on execution. */ +#define __S_ISGID 02000 /* Set group ID on execution. */ +#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */ +#define __S_IREAD 0400 /* Read by owner. */ +#define __S_IWRITE 0200 /* Write by owner. */ +#define __S_IEXEC 0100 /* Execute by owner. */ + +#endif /* statbuf.h */ diff --git a/sysdeps/unix/sysv/linux/stty.S b/sysdeps/unix/sysv/linux/stty.S new file mode 100644 index 0000000..6c04c2a --- /dev/null +++ b/sysdeps/unix/sysv/linux/stty.S @@ -0,0 +1,22 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> + +SYSCALL (stty, 2) + ret diff --git a/sysdeps/unix/sysv/linux/sys/ipc_buf.h b/sysdeps/unix/sysv/linux/sys/ipc_buf.h new file mode 100644 index 0000000..767fc9a --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/ipc_buf.h @@ -0,0 +1,84 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_IPC_BUF_H +#define _SYS_IPC_BUF_H + +#include <features.h> +#include <sys/types.h> + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* create key if key does not exist */ +#define IPC_EXCL 02000 /* fail if key exists */ +#define IPC_NOWAIT 04000 /* return error on wait */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* remove identifier */ +#define IPC_SET 1 /* set `ipc_perm' options */ +#define IPC_STAT 2 /* get `ipc_perm' options */ +#define IPC_INFO 3 /* see ipcs */ + + +__BEGIN_DECLS + +/* Special key values. */ +#define IPC_PRIVATE ((key_t) 0) /* private key */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm +{ + key_t __key; /* key */ + __uid_t uid; /* owner's user ID */ + __gid_t gid; /* owner's group ID */ + __uid_t cuid; /* creator's user ID */ + __gid_t cgid; /* creator's group ID */ + __mode_t mode; /* read/write permission */ + unsigned short int __seq; /* sequence number */ +}; + + +/* Kludge to work around Linux' restriction of only up to five + arguments to a system call. */ +struct ipc_kludge +{ + void *msgp; + long msgtyp; +}; + +/* The actual system call: all functions are multiplexed by this. */ +extern int __ipc __P ((int __call, int __first, int __second, int __third, + void *__ptr)); + +/* The codes for the functions to use the multiplexer `__ipc'. */ +#define IPCOP_semop 1 +#define IPCOP_semget 2 +#define IPCOP_semctl 3 +#define IPCOP_msgsnd 11 +#define IPCOP_msgrcv 12 +#define IPCOP_msgget 13 +#define IPCOP_msgctl 14 +#define IPCOP_shmat 21 +#define IPCOP_shmdt 22 +#define IPCOP_shmget 23 +#define IPCOP_shmctl 24 + +__END_DECLS + +#endif /* sys/ipc_buf.h */ diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h new file mode 100644 index 0000000..b05738d --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/mman.h @@ -0,0 +1,112 @@ +/* Definitions for BSD-style memory management. Linux version. +Copyright (C) 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* These are the bits used by 4.4 BSD and its derivatives. On systems + (such as GNU) where these facilities are not system services but can be + emulated in the C library, these are the definitions we emulate. */ + +#ifndef _SYS_MMAN_H + +#define _SYS_MMAN_H 1 +#include <features.h> + +#include <gnu/types.h> +#define __need_size_t +#include <stddef.h> + + +/* Protections are chosen from these bits, OR'd together. The + implementation does not necessarily support PROT_EXEC or PROT_WRITE + without PROT_READ. The only guarantees are that no writing will be + allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ + +#define PROT_NONE 0x00 /* No access. */ +#define PROT_READ 0x01 /* Pages can be read. */ +#define PROT_WRITE 0x02 /* Pages can be written. */ +#define PROT_EXEC 0x04 /* Pages can be executed. */ + + +/* Flags contain mapping type, sharing type and options. */ + +/* Mapping type (must choose one and only one of these). */ +#define MAP_FILE 0x0000 /* Mapped from a file or device. */ +#define MAP_ANON 0x0020 /* Allocated from anonymous virtual memory. */ +#define MAP_TYPE 0x000f /* Mask for type field. */ + +/* Sharing types (must choose one and only one of these). */ +#define MAP_COPY MAP_PRIVATE /* Virtual copy of region at mapping time. */ +#define MAP_SHARED 0x0001 /* Share changes. */ +#define MAP_PRIVATE 0x0002 /* Changes private; copy pages on write. */ + +/* Other flags. */ +#define MAP_FIXED 0x0010 /* Map address must be exactly as requested. */ +#define MAP_NOEXTEND 0x0000 /* For MAP_FILE, don't change file size. + Not available on Linux??? */ +#define MAP_HASSEMPHORE 0x0000 /* Region may contain semaphores. + Not available on Linux??? */ +#define MAP_INHERIT 0x0000 /* Region is retained after exec. + Not available on Linux??? */ + +/* Advice to `madvise'. */ +#define MADV_NORMAL 0 /* No further special treatment. */ +#define MADV_RANDOM 1 /* Expect random page references. */ +#define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +#define MADV_WILLNEED 3 /* Will need these pages. */ +#define MADV_DONTNEED 4 /* Don't need these pages. */ + +#include <sys/cdefs.h> + +__BEGIN_DECLS +/* Map addresses starting near ADDR and extending for LEN bytes. from + OFFSET into the file FD describes according to PROT and FLAGS. If ADDR + is nonzero, it is the desired mapping address. If the MAP_FIXED bit is + set in FLAGS, the mapping will be at ADDR exactly (which must be + page-aligned); otherwise the system chooses a convenient nearby address. + The return value is the actual mapping address chosen or (caddr_t) -1 + for errors (in which case `errno' is set). A successful `mmap' call + deallocates any previous mapping for the affected region. */ + +__caddr_t __mmap __P ((__caddr_t __addr, size_t __len, + int __prot, int __flags, int __fd, __off_t __offset)); +__caddr_t mmap __P ((__caddr_t __addr, size_t __len, + int __prot, int __flags, int __fd, __off_t __offset)); + +/* Deallocate any mapping for the region starting at ADDR and extending LEN + bytes. Returns 0 if successful, -1 for errors (and sets errno). */ +int __munmap __P ((__caddr_t __addr, size_t __len)); +int munmap __P ((__caddr_t __addr, size_t __len)); + +/* Change the memory protection of the region starting at ADDR and + extending LEN bytes to PROT. Returns 0 if successful, -1 for errors + (and sets errno). */ +int mprotect __P ((__caddr_t __addr, size_t __len, int __prot)); + +/* Synchronize the region starting at ADDR and extending LEN bytes with the + file it maps. Filesystem operations on a file being mapped are + unpredictable before this is done. */ +int msync __P ((__caddr_t __addr, size_t __len)); + +/* Advise the system about particular usage patterns the program follows + for the region starting at ADDR and extending LEN bytes. */ +int madvise __P ((__caddr_t __addr, size_t __len, int __advice)); + +__END_DECLS + + +#endif /* sys/mman.h */ diff --git a/sysdeps/unix/sysv/linux/sys/msq_buf.h b/sysdeps/unix/sysv/linux/sys/msq_buf.h new file mode 100644 index 0000000..92a52d5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/msq_buf.h @@ -0,0 +1,54 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_MSQ_BUF_H +#define _SYS_MSQ_BUF_H + +#include <features.h> +#include <sys/types.h> + +/* Define options for message queue functions. */ +#define MSG_NOERROR 010000 /* no error if message is too big */ +#define MSG_EXCEPT 020000 /* recv any msg except of specified type */ + + +__BEGIN_DECLS + +/* Structure of record for one message inside the kernel. + The type `struct __msg' is opaque. */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + struct msg *__msg_first; /* pointer to first message on queue */ + struct msg *__msg_last; /* pointer to last message on queue */ + __time_t msg_stime; /* time of last msgsnd command */ + __time_t msg_rtime; /* time of last msgrcv command */ + __time_t msg_ctime; /* time of last change */ + struct wait_queue *__wwait; /* ??? */ + struct wait_queue *__rwait; /* ??? */ + unsigned short int __msg_cbytes;/* current number of bytes on queue */ + unsigned short int msg_qnum; /* number of messages currently on queue */ + unsigned short int msg_qbytes;/* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ +}; + +__END_DECLS + +#endif /* sys/msq_buf.h */ diff --git a/sysdeps/unix/sysv/linux/sys/sem_buf.h b/sysdeps/unix/sysv/linux/sys/sem_buf.h new file mode 100644 index 0000000..d93002a --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/sem_buf.h @@ -0,0 +1,65 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SEM_BUF_H +#define _SYS_SEM_BUF_H + +#include <features.h> +#include <sys/types.h> + +/* Flags for `semop'. */ +#define SEM_UNDO 0x1000 /* undo the operation on exit */ + +/* Commands for `semctl'. */ +#define GETPID 11 /* get sempid */ +#define GETVAL 12 /* get semval */ +#define GETALL 13 /* get all semval's */ +#define GETNCNT 14 /* get semncnt */ +#define GETZCNT 15 /* get semzcnt */ +#define SETVAL 16 /* set semval */ +#define SETALL 17 /* set all semval's */ + + +__BEGIN_DECLS + +/* Data structure describing a set of semaphores. */ +struct semid_ds +{ + struct ipc_perm sem_perm; /* operation permisson struct */ + __time_t sem_otime; /* last semop() time */ + __time_t sem_ctime; /* last time changed by semctl() */ + struct sem *__sembase; /* ptr to first semaphore in array */ + struct sem_queue *__sem_pending; /* pending operations */ + struct sem_queue *__sem_pending_last; /* last pending operation */ + struct sem_undo *__undo; /* ondo requests on this array */ + unsigned short int sem_nsems; /* number of semaphores in set */ +}; + +/* Union used for argument for `semctl'. */ +union semun +{ + int val; /* value for SETVAL */ + struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */ + unsigned short int *array; /* array for GETALL & SETALL */ + struct seminfo *__buf; /* buffer for IPC_INFO */ +}; + +__END_DECLS + +#endif /* sys/sem_buf.h */ diff --git a/sysdeps/unix/sysv/linux/sys/shm_buf.h b/sysdeps/unix/sysv/linux/sys/shm_buf.h new file mode 100644 index 0000000..fa1e823 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/shm_buf.h @@ -0,0 +1,56 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SHM_BUF_H +#define _SYS_SHM_BUF_H + +#include <features.h> +#include <sys/types.h> + +/* Flags for `shmat'. */ +#define SHM_RDONLY 010000 /* attach read-only else read-write */ +#define SHM_RND 020000 /* round attach address to SHMLBA */ +#define SHM_REMAP 040000 /* take-over region on attach */ + +/* Commands for `shmctl'. */ +#define SHM_LOCK 11 /* lock segment (root only) */ +#define SHM_UNLOCK 12 /* unlock segment (root only) */ + + +__BEGIN_DECLS + +/* Data structure describing a set of semaphores. */ +struct shmid_ds +{ + struct ipc_perm sem_perm; /* operation permisson struct */ + int shm_segsz; /* size of segment in bytes */ + __time_t sem_atime; /* time of last shmat() */ + __time_t sem_dtime; /* time of last shmdt() */ + __time_t sem_ctime; /* time of last change by shmctl() */ + __pid_t shm_cpid; /* pid of creator */ + __pid_t shm_lpid; /* pid of last shmop */ + unsigned short int shm_nattch; /* number of current attaches */ + unsigned short int __shm_npages; /* size of segment (pages) */ + unsigned long int *__shm_pages; /* array of ptrs to frames -> SHMMAX */ + struct vm_area_struct *__attaches; /* descriptors for attaches */ +}; + +__END_DECLS + +#endif /* sys/shm_buf.h */ diff --git a/sysdeps/unix/sysv/linux/sys/socketcall.h b/sysdeps/unix/sysv/linux/sys/socketcall.h new file mode 100644 index 0000000..4bfd712 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/socketcall.h @@ -0,0 +1,46 @@ +/* ID for functions called via socketcall system call. + Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SOCKETCALL_H +#define _SYS_SOCKETCALL_H + +/* Define unique numbers for the operations permitted on socket. Linux + uses a single system call for all these functions. The relevant code + file is /usr/include/linux/net.h. + We cannot use a enum here because the values are used in assembler + code. */ + +#define SOCKOP_socket 1 +#define SOCKOP_bind 2 +#define SOCKOP_connect 3 +#define SOCKOP_listen 4 +#define SOCKOP_accept 5 +#define SOCKOP_getsockname 6 +#define SOCKOP_getpeername 7 +#define SOCKOP_socketpair 8 +#define SOCKOP_send 9 +#define SOCKOP_recv 10 +#define SOCKOP_sendto 11 +#define SOCKOP_recvfrom 12 +#define SOCKOP_shutdown 13 +#define SOCKOP_setsockopt 14 +#define SOCKOP_getsockopt 15 +#define SOCKOP_sendmsg 16 +#define SOCKOP_recvmsg 17 + +#endif diff --git a/sysdeps/unix/sysv/linux/sys/timex.h b/sysdeps/unix/sysv/linux/sys/timex.h new file mode 100644 index 0000000..fad47cd --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/timex.h @@ -0,0 +1,30 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_TIMEX_H +#define _SYS_TIMEX_H + +#include <features.h> +#include <linux/timex.h> + +__BEGIN_DECLS + +extern int __adjtimex __P ((struct timex *__ntx)); + +__END_DECLS + +#endif /* sys/timex.h */ diff --git a/sysdeps/unix/sysv/linux/syscall.h b/sysdeps/unix/sysv/linux/syscall.h new file mode 100644 index 0000000..fe6cfcf --- /dev/null +++ b/sysdeps/unix/sysv/linux/syscall.h @@ -0,0 +1,59 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _SYSCALL_H +#define _SYSCALL_H + +/* This file should list the numbers of the system the system knows. + But instead of duplicating this we use the information available + from the kernel sources. */ +#include <asm/unistd.h> + +/* Among the system calls defined there are + _dup2 + _mkdir + _rmdir + _readlink + _symlink + _rename + _swapon + _access + _select + _getgroups + _setgroups + _getitimer + _setitimer + _setdomainname + _getrlimit + _setrlimit + _getrusage + _getpriority + _setpriority + _truncate + _ftruncate + _setpgid + _fchmod + _fchdir + _fchown + _setregid + _setreuid + _vhangup + (This is a hack for the autoconf mechanism. Don't change a single + character, esp white spaces, unless you know what you are doing!) */ + +#endif diff --git a/sysdeps/unix/sysv/linux/sysconf.c b/sysdeps/unix/sysv/linux/sysconf.c new file mode 100644 index 0000000..e366d04 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sysconf.c @@ -0,0 +1 @@ +#include <sysdeps/posix/sysconf.c> diff --git a/sysdeps/unix/sysv/linux/tcdrain.c b/sysdeps/unix/sysv/linux/tcdrain.c new file mode 100644 index 0000000..67c7573 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tcdrain.c @@ -0,0 +1,31 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <termios.h> +#include <sys/ioctl.h> + +/* Wait for pending output to be written on FD. */ +int +__tcdrain (fd) + int fd; +{ + /* With an argument of 1, TCSBRK for output to be drain. */ + return __ioctl (fd, TCSBRK, 1); +} + +weak_alias (__tcdrain, tcdrain) diff --git a/sysdeps/unix/sysv/linux/tcflow.c b/sysdeps/unix/sysv/linux/tcflow.c new file mode 100644 index 0000000..5be68e2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tcflow.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/sun/sunos4/tcflow.c> diff --git a/sysdeps/unix/sysv/linux/tcflush.c b/sysdeps/unix/sysv/linux/tcflush.c new file mode 100644 index 0000000..78e09b2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tcflush.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/sun/sunos4/tcflush.c> diff --git a/sysdeps/unix/sysv/linux/tcgetattr.c b/sysdeps/unix/sysv/linux/tcgetattr.c new file mode 100644 index 0000000..3f12348 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tcgetattr.c @@ -0,0 +1,31 @@ +/* Copyright (C) 1992, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <termios.h> +#include <sys/ioctl.h> + +/* Put the state of FD into *TERMIOS_P. */ +int +__tcgetattr (fd, termios_p) + int fd; + struct termios *termios_p; +{ + return __ioctl (fd, TCGETS, termios_p); +} + +weak_alias (__tcgetattr, tcgetattr) diff --git a/sysdeps/unix/sysv/linux/tcsetattr.c b/sysdeps/unix/sysv/linux/tcsetattr.c new file mode 100644 index 0000000..ef5009d --- /dev/null +++ b/sysdeps/unix/sysv/linux/tcsetattr.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/sun/sunos4/tcsetattr.c> diff --git a/sysdeps/unix/sysv/linux/termbits.h b/sysdeps/unix/sysv/linux/termbits.h new file mode 100644 index 0000000..8a71334 --- /dev/null +++ b/sysdeps/unix/sysv/linux/termbits.h @@ -0,0 +1,209 @@ +/* termios type and macro definitions. Linux version. +Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* Type of terminal control flag masks. */ +typedef unsigned int tcflag_t; + +/* Type of control characters. */ +typedef unsigned char cc_t; + +/* Type of baud rate specifiers. */ +typedef unsigned int speed_t; + +/* Terminal control structure. */ +struct termios +{ + /* Input modes. */ + tcflag_t c_iflag; +#define IGNBRK 0x0001 /* Ignore break condition. */ +#define BRKINT 0x0002 /* Signal interrupt on break. */ +#define IGNPAR 0x0004 /* Ignore characters with parity errors. */ +#define PARMRK 0x0008 /* Mark parity and framing errors. */ +#define INPCK 0x0010 /* Enable input parity check. */ +#define ISTRIP 0x0020 /* Strip 8th bit off characters. */ +#define INLCR 0x0040 /* Map NL to CR on input. */ +#define IGNCR 0x0080 /* Ignore CR. */ +#define ICRNL 0x0100 /* Map CR to NL on input. */ +#ifdef __USE_BSD +#define IUCLC 0x0200 /* Map upper case to lower case on input. */ +#endif +#define IXON 0x0400 /* Enable start/stop output control. */ +#define IXOFF 0x1000 /* Enable start/stop input control. */ +#ifdef __USE_BSD +#define IXANY 0x0800 /* Any character will restart after stop. */ +#define IMAXBEL 0x2000 /* Ring bell when input queue is full. */ +#endif + + /* Output modes. */ + tcflag_t c_oflag; +#define OPOST 0x0001 /* Perform output processing. */ +#ifdef __USE_BSD +#define OLCUC 0x00000002 /* Map lower case to upper case on output. */ +#define ONLCR 0x00000004 /* Map NL to CR-NL on output. */ +#define OCRNL 0x00000008 +#define ONOCR 0x00000010 +#define ONLRET 0x00000020 +#define OFILL 0x00000040 +#define OFDEL 0x00000080 +#define NLDLY 0x00000100 +#define NL0 0 +#define NL1 0x00000100 +#define CRDLY 0x00000600 +#define CR0 0 +#define CR1 0x00000200 +#define CR2 0x00000400 +#define CR3 0x00000600 +#define TABDLY 0x00001800 +#define TAB0 0 +#define TAB1 0x00000800 +#define TAB2 0x00001000 +#define XTABS 0x00001800 +#define TAB3 XTABS +#define BSDLY 0x00002000 +#define BS0 0 +#define BS1 0x00002000 +#define VTDLY 0x00004000 +#define VT0 0 +#define VT1 0x00004000 +#define FFDLY 0x00008000 +#define FF0 0 +#define FF1 0x00008000 +#define PAGEOUT 0x00010000 +#define WRAP 0x00020000 +#endif + + /* Control modes. */ + tcflag_t c_cflag; +#define CSIZE (CS5|CS6|CS7|CS8) /* Number of bits per byte (mask). */ +#define CS5 0 /* 5 bits per byte. */ +#define CS6 0x00000010 /* 6 bits per byte. */ +#define CS7 0x00000020 /* 7 bits per byte. */ +#define CS8 0x00000030 /* 8 bits per byte. */ +#define CSTOPB 0x00000040 /* Two stop bits instead of one. */ +#define CREAD 0x00000080 /* Enable receiver. */ +#define PARENB 0x00000100 /* Parity enable. */ +#define PARODD 0x00000200 /* Odd parity instead of even. */ +#define HUPCL 0x00000400 /* Hang up on last close. */ +#define CLOCAL 0x00000800 /* Ignore modem status lines. */ +#ifdef __USE_BSD +#define CRTSCTS 0x08000000 +#define CBAUD 0x0000000f /* Mask for speed from c_cflag. */ +#define CBAUDEX 0x00010000 /* Mask for extended speed from c_cflag. */ +#endif + + /* Input and output baud rates. These are encoded in c_cflag. */ +#define B0 0x000000000 +#define B50 0x000000001 +#define B75 0x000000002 +#define B110 0x000000003 +#define B134 0x000000004 +#define B150 0x000000005 +#define B200 0x000000006 +#define B300 0x000000007 +#define B600 0x000000008 +#define B1200 0x000000009 +#define B1800 0x00000000a +#define B2400 0x00000000b +#define B4800 0x00000000c +#define B9600 0x00000000d +#define B19200 0x00000000e +#define B38400 0x00000000f +#ifdef __USE_BSD +#define EXTA 0x00000000e +#define EXTB 0x00000000f +#endif +#define B57600 0x000010001 +#define B115200 0x000010002 +#define B230400 0x000010003 + + /* Local modes. */ + tcflag_t c_lflag; +#ifdef __USE_BSD +#define ECHOKE 0x00000800 /* Visual erase for KILL. */ +#endif +#define ECHOE 0x00000010 /* Visual erase for ERASE. */ +#define ECHOK 0x00000020 /* Echo NL after KILL. */ +#define ECHO 0x00000008 /* Enable echo. */ +#define ECHONL 0x00000040 /* Echo NL even if ECHO is off. */ +#ifdef __USE_BSD +#define ECHOPRT 0x00000400 /* Hardcopy visual erase. */ +#define ECHOCTL 0x00000200 /* Echo control characters as ^X. */ +#endif +#define ISIG 0x00000001 /* Enable signals. */ +#define ICANON 0x00000002 /* Do erase and kill processing. */ +#define IEXTEN 0x00008000 /* Enable DISCARD and LNEXT. */ +#define TOSTOP 0x00000100 /* Send SIGTTOU for background output. */ +#ifdef __USE_BSD +#define PENDIN 0x00004000 /* Retype pending input (state). */ +#endif +#define NOFLSH 0x00000080 /* Disable flush after interrupt. */ + + cc_t c_line; /* Line discipline (?) */ + + /* Control characters. */ +#define VEOF 4 /* End-of-file character [ICANON]. */ +#define VEOL 5 /* End-of-line character [ICANON]. */ +#ifdef __USE_BSD +#define VEOL2 6 /* Second EOL character [ICANON]. */ +#define VSWTCH 7 /* ??? */ +#endif +#define VERASE 2 /* Erase character [ICANON]. */ +#ifdef __USE_BSD +#define VWERASE 14 /* Word-erase character [ICANON]. */ +#endif +#define VKILL 3 /* Kill-line character [ICANON]. */ +#ifdef __USE_BSD +#define VREPRINT 12 /* Reprint-line character [ICANON]. */ +#endif +#define VINTR 0 /* Interrupt character [ISIG]. */ +#define VQUIT 1 /* Quit character [ISIG]. */ +#define VSUSP 10 /* Suspend character [ISIG]. */ +#ifdef __USE_BSD +#define VDSUSP 11 /* Delayed suspend character [ISIG]. */ +#endif +#define VSTART 8 /* Start (X-ON) character [IXON, IXOFF]. */ +#define VSTOP 9 /* Stop (X-OFF) character [IXON, IXOFF]. */ +#ifdef __USE_BSD +#define VLNEXT 15 /* Literal-next character [IEXTEN]. */ +#define VDISCARD 13 /* Discard character [IEXTEN]. */ +#endif +#define VMIN VEOF /* Minimum number of bytes read at once [!ICANON]. */ +#define VTIME VEOL /* Time-out value (tenths of a second) [!ICANON]. */ +#define NCCS 19 + cc_t c_cc[NCCS]; +}; + +#define _IOT_termios /* Hurd ioctl type field. */ \ + _IOT (_IOTS (cflag_t), 4, _IOTS (cc_t), NCCS, _IOTS (speed_t), 2) + +/* Values for the OPTIONAL_ACTIONS argument to `tcsetattr'. */ +#define TCSANOW 0 /* Change immediately. */ +#define TCSADRAIN 1 /* Change when pending output is written. */ +#define TCSAFLUSH 2 /* Flush pending input before changing. */ + +/* Values for the QUEUE_SELECTOR argument to `tcflush'. */ +#define TCIFLUSH 0 /* Discard data received but not yet read. */ +#define TCOFLUSH 1 /* Discard data written but not yet sent. */ +#define TCIOFLUSH 2 /* Discard all pending data. */ + +/* Values for the ACTION argument to `tcflow'. */ +#define TCOOFF 0 /* Suspend output. */ +#define TCOON 1 /* Restart suspended output. */ +#define TCIOFF 2 /* Send a STOP character. */ +#define TCION 3 /* Send a START character. */ diff --git a/sysdeps/unix/sysv/linux/ualarm.c b/sysdeps/unix/sysv/linux/ualarm.c new file mode 100644 index 0000000..5522f58 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ualarm.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/ualarm.c> diff --git a/sysdeps/unix/sysv/linux/ulimit.c b/sysdeps/unix/sysv/linux/ulimit.c new file mode 100644 index 0000000..2b11930 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ulimit.c @@ -0,0 +1,73 @@ +/* Copyright (C) 1991, 1992, 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <sysdep.h> +#include <sys/resource.h> +#include <unistd.h> +#include <errno.h> + +/* Function depends on CMD: + 1 = Return the limit on the size of a file, in units of 512 bytes. + 2 = Set the limit on the size of a file to NEWLIMIT. Only the + super-user can increase the limit. + 3 = illegal due to shared libraries; normally is + (Return the maximum possible address of the data segment.) + 4 = Return the maximum number of files that the calling process + can open. + Returns -1 on errors. */ +long int +__ulimit (cmd, newlimit) + int cmd; + long int newlimit; +{ + int status; + + switch (cmd) + { + case 1: + { + /* Get limit on file size. */ + struct rlimit fsize; + + status = getrlimit(RLIMIT_FSIZE, &fsize); + if (status < 0) + return -1; + + /* Convert from bytes to 512 byte units. */ + return fsize.rlim_cur / 512; + } + case 2: + /* Set limit on file size. */ + { + struct rlimit fsize; + fsize.rlim_cur = newlimit * 512; + fsize.rlim_max = newlimit * 512; + + return setrlimit(RLIMIT_FSIZE, &fsize); + } + case 4: + return sysconf(_SC_OPEN_MAX); + + default: + errno = EINVAL; + return -1; + } +} + +weak_alias (__ulimit, ulimit); diff --git a/sysdeps/unix/sysv/linux/usleep.c b/sysdeps/unix/sysv/linux/usleep.c new file mode 100644 index 0000000..d08c6b6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/usleep.c @@ -0,0 +1 @@ +#include <sysdeps/unix/bsd/usleep.c> diff --git a/sysdeps/unix/sysv/linux/utsnamelen.h b/sysdeps/unix/sysv/linux/utsnamelen.h new file mode 100644 index 0000000..c16c385 --- /dev/null +++ b/sysdeps/unix/sysv/linux/utsnamelen.h @@ -0,0 +1,24 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* Length of the entries in `struct utsname' is 65. */ +#define _UTSNAME_LENGTH 65 + +/* Linux provides as additional information in the `struct utsname' + the name of the current domain. Define _UTSNAME_DOMAIN_LENGTH + to a value != 0 to activate this entry. */ +#define _UTSNAME_DOMAIN_LENGTH _UTSNAME_LENGTH diff --git a/sysdeps/unix/sysv/linux/vfork.c b/sysdeps/unix/sysv/linux/vfork.c new file mode 100644 index 0000000..9b4dd5f --- /dev/null +++ b/sysdeps/unix/sysv/linux/vfork.c @@ -0,0 +1 @@ +#include <sysdeps/generic/vfork.c> diff --git a/sysdeps/unix/sysv/linux/wait.c b/sysdeps/unix/sysv/linux/wait.c new file mode 100644 index 0000000..63cf60c --- /dev/null +++ b/sysdeps/unix/sysv/linux/wait.c @@ -0,0 +1 @@ +#include <sysdeps/posix/wait.c> diff --git a/sysdeps/unix/sysv/sysv4/linux/wait4.S b/sysdeps/unix/sysv/linux/wait4.S index e4c3223..e4c3223 100644 --- a/sysdeps/unix/sysv/sysv4/linux/wait4.S +++ b/sysdeps/unix/sysv/linux/wait4.S diff --git a/sysdeps/unix/sysv/linux/waitpid.c b/sysdeps/unix/sysv/linux/waitpid.c new file mode 100644 index 0000000..d4ee06b --- /dev/null +++ b/sysdeps/unix/sysv/linux/waitpid.c @@ -0,0 +1,32 @@ +/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <sysdep.h> +#include <stdlib.h> +#include <sys/wait.h> + +__pid_t +__waitpid (pid, stat_loc, options) + __pid_t pid; + int *stat_loc; + int options; +{ + return __wait4 (pid, stat_loc, options, NULL); +} + +weak_alias (__waitpid, waitpid) diff --git a/sysdeps/unix/sysv/linux/writev.c b/sysdeps/unix/sysv/linux/writev.c new file mode 100644 index 0000000..0dc6a76 --- /dev/null +++ b/sysdeps/unix/sysv/linux/writev.c @@ -0,0 +1 @@ +#include <sysdeps/posix/writev.c> diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h b/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h deleted file mode 100644 index d0c1c10..0000000 --- a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h +++ /dev/null @@ -1,86 +0,0 @@ -/* Copyright (C) 1992, 1993, 1995 Free Software Foundation, Inc. -This file is part of the GNU C Library. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. - -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -/* In the Linux/ELF world, C symbols are asm symbols. */ -#define NO_UNDERSCORES - -/* There is some commonality. */ -#include <sysdeps/unix/i386/sysdep.h> - -#ifdef ASSEMBLER - -/* Linux uses a negative return value to indicate syscall errors, unlike - most Unices, which use the condition codes' carry flag. */ -#undef PSEUDO -#define PSEUDO(name, syscall_name, args) \ - .text; \ - .globl __syscall_error; \ - ENTRY (name) \ - movl $SYS_##syscall_name, %eax; \ - DO_CALL (args) \ - testl %eax, %eax; \ - jl JUMPTARGET(__syscall_error) - - -/* Linux takes system call arguments in registers: - - syscall number %eax call-clobbered - arg 1 %ebx call-saved - arg 2 %ecx call-clobbered - arg 3 %edx call-clobbered - arg 4 %esi call-saved - arg 5 %edi call-saved - - The stack layout upon entering the function is: - - 24(%esp) Arg# 5 - 20(%esp) Arg# 4 - 16(%esp) Arg# 3 - 12(%esp) Arg# 2 - 8(%esp) Arg# 1 - 4(%esp) Return address - (%esp) - - (Of course a function with e.g. 3 argumentS does not have entries for - arguments 4 and 5.) - - We put the arguments into registers from the stack, and save the - call-saved registers, by using the 386 `xchg' instruction to swap the - values in both directions. */ - -#undef DO_CALL -#define DO_CALL(args) \ - DOARGS_##args \ - int $0x80; \ - UNDOARGS_##args \ - -#define DOARGS_0 /* No arguments to frob. */ -#define UNDOARGS_0 /* No arguments to unfrob. */ -#define DOARGS_1 xchg 8(%esp), %ebx; DOARGS_0 /* Save %ebx on stack. */ -#define UNDOARGS_1 xchg 8(%esp), %ebx; UNDOARGS_0 /* Restore %ebx */ -#define DOARGS_2 movel 12(%esp), %ecx; DOARGS_1 -#define UNDOARGS_2 UNDOARGS_1 /* %ecx is clobbered. */ -#define DOARGS_3 movel 16(%esp), %edx; DOARGS_2 -#define UNDOARGS_3 UNDOARGS_2 /* %edx is clobbered. */ -#define DOARGS_4 xchg 20(%esp), %esi; DOARGS_3 /* Save %esi on stack. */ -#define UNDOARGS_4 xchg 20(%esp), %esi; UNDOARGS_3 /* Restore %esi. */ -#define DOARGS_5 xchg 24(%esp), %edi; DOARGS_3 /* Save %edi on stack. */ -#define UNDOARGS_5 xchg 24(%esp), %edi; UNDOARGS_3 /* Restore %edi. */ - - -#endif /* ASSEMBLER */ diff --git a/sysdeps/unix/sysv/sysv4/linux/rename.S b/sysdeps/unix/sysv/sysv4/linux/rename.S deleted file mode 100644 index a5a8dfe..0000000 --- a/sysdeps/unix/sysv/sysv4/linux/rename.S +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/bsd/rename.S> |