diff options
| -rw-r--r-- | ChangeLog | 27 | ||||
| -rw-r--r-- | elf/elf.h | 5 | ||||
| -rw-r--r-- | hurd/hurdlookup.c | 6 | ||||
| -rw-r--r-- | locale/Makefile | 4 | ||||
| -rw-r--r-- | posix/glob.c | 157 | ||||
| -rw-r--r-- | posix/glob.h | 19 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/mmap.c | 15 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/mman.h | 47 |
8 files changed, 191 insertions, 89 deletions
@@ -1,3 +1,30 @@ +Fri Dec 8 13:04:51 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> + + * locale/error.c, locale/error.h: Files removed. + * locale/Makefile (distribute): Remove error.h. + (lib-modules): Remove error. + + * hurd/hurdlookup.c (__hurd_file_name_lookup_retry): For "tty" + magic, return ENXIO if no ctty. + + * sysdeps/mach/hurd/mmap.c: For MAP_FIXED, deallocate a previous + mapping if vm_map fails for that reason. + + * posix/glob.c: Implement new options GLOB_ALTDIRFUNC, GLOB_BRACE, + GLOB_TILDE, GLOB_NOMAGIC. + (glob): Use stat instead of lstat to determine directoriness. + * posix/glob.h (GLOB_ALTDIRFUNC, GLOB_BRACE, GLOB_NOMAGIC, GLOB_TILDE): + New flag bits. + (__GLOB_FLAGS): Include them. + (glob_t): New members gl_closedir, gl_readdir, gl_opendir, gl_lstat, + gl_stat. + + * elf/elf.h (ET_NUM, SHT_NUM, STB_NUM, STT_NUM, PT_NUM): New macros. + + * sysdeps/unix/sysv/linux/sys/mman.h: Include <linux/mman.h> to + define all the bit values. + (MAP_*, MCL_*): Macros removed. + Thu Dec 7 02:27:56 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * resolv/res_comp.c, resolv/res_debug.c, resolv/res_send.c: @@ -98,6 +98,7 @@ typedef struct #define ET_EXEC 2 /* Executable file */ #define ET_DYN 3 /* Shared object file */ #define ET_CORE 4 /* Core file */ +#define ET_NUM 5 /* Number of defined types. */ #define ET_LOPROC 0xff00 /* Processor-specific */ #define ET_HIPROC 0xffff /* Processor-specific */ @@ -168,6 +169,7 @@ typedef struct #define SHT_REL 9 /* Relocation entries, no addends */ #define SHT_SHLIB 10 /* Reserved */ #define SHT_DYNSYM 11 /* Dynamic linker symbol table */ +#define SHT_NUM 12 /* Number of defined types. */ #define SHT_LOPROC 0x70000000 /* Start of processor-specific */ #define SHT_HIPROC 0x7fffffff /* End of processor-specific */ #define SHT_LOUSER 0x80000000 /* Start of application-specific */ @@ -207,6 +209,7 @@ typedef struct #define STB_LOCAL 0 /* Local symbol */ #define STB_GLOBAL 1 /* Global symbol */ #define STB_WEAK 2 /* Weak symbol */ +#define STB_NUM 3 /* Number of defined types. */ #define STB_LOPROC 13 /* Start of processor-specific */ #define STB_HIPROC 15 /* End of processor-specific */ @@ -217,6 +220,7 @@ typedef struct #define STT_FUNC 2 /* Symbol is a code object */ #define STT_SECTION 3 /* Symbol associated with a section */ #define STT_FILE 4 /* Symbol's name is file name */ +#define STT_NUM 5 /* Number of defined types. */ #define STT_LOPROC 13 /* Start of processor-specific */ #define STT_HIPROC 15 /* End of processor-specific */ @@ -273,6 +277,7 @@ typedef struct { #define PT_NOTE 4 /* Auxiliary information */ #define PT_SHLIB 5 /* Reserved */ #define PT_PHDR 6 /* Entry for header table itself */ +#define PT_NUM 7 /* Number of defined types. */ #define PT_LOPROC 0x70000000 /* Start of processor-specific */ #define PT_HIPROC 0x7fffffff /* End of processor-specific */ diff --git a/hurd/hurdlookup.c b/hurd/hurdlookup.c index ee97a13..05ed038 100644 --- a/hurd/hurdlookup.c +++ b/hurd/hurdlookup.c @@ -250,6 +250,8 @@ __hurd_file_name_lookup_retry (error_t (*use_init_port) error_t err; error_t ctty_open (file_t port) { + if (port == MACH_PORT_NULL) + return ENXIO; /* No controlling terminal. */ return __termctty_open_terminal (port, flags, result); @@ -278,7 +280,7 @@ __hurd_file_name_lookup_retry (error_t (*use_init_port) bad_magic: return EGRATUITOUS; } - break; + break; default: return EGRATUITOUS; @@ -308,7 +310,7 @@ __hurd_file_name_split (error_t (*use_init_port) error_t addref (file_t crdir) { *dir = crdir; - return __mach_port_mod_refs (__mach_task_self (), + return __mach_port_mod_refs (__mach_task_self (), crdir, MACH_PORT_RIGHT_SEND, +1); } diff --git a/locale/Makefile b/locale/Makefile index 8865fc3..7e9475b 100644 --- a/locale/Makefile +++ b/locale/Makefile @@ -25,7 +25,7 @@ headers = locale.h distribute = localeinfo.h categories.def \ $(localedef-modules:=.c) $(locale-modules:=.c) \ $(lib-modules:=.c) config.h hash.h iso-4217.def \ - keyword.gperf keyword.h localedef.h token.h error.h + keyword.gperf keyword.h localedef.h token.h routines = setlocale loadlocale localeconv nl_langinfo categories = ctype messages monetary numeric time collate aux = $(categories:%=lc-%) $(categories:%=C-%) SYS_libc @@ -37,7 +37,7 @@ extra-objs = $(localedef-modules:=.o) $(locale-modules:=.o) \ localedef-modules := charmap locfile-lex locfile-parse locale-ctype \ monetary messages collate numeric locale-modules := ctypedump -lib-modules := error hash xmalloc +lib-modules := hash xmalloc GPERF = gperf diff --git a/posix/glob.c b/posix/glob.c index 90dd9d9..ce17fe1 100644 --- a/posix/glob.c +++ b/posix/glob.c @@ -37,8 +37,15 @@ Cambridge, MA 02139, USA. */ program understand `configure --with-gnu-libc' and omit the object files, it is simpler to just do this in the source for each such file. */ -#if defined (_LIBC) || !defined (__GNU_LIBRARY__) +#define GLOB_INTERFACE_VERSION 1 +#if !defined (_LIBC) && defined (__GNU_LIBRARY__) && __GNU_LIBRARY__ > 1 +#include <gnu-versions.h> +#if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION +#define ELIDE_CODE +#endif +#endif +#ifndef ELIDE_CODE #ifdef STDC_HEADERS #include <stddef.h> @@ -53,6 +60,8 @@ Cambridge, MA 02139, USA. */ #endif #endif +#include <pwd.h> + #if !defined(__GNU_LIBRARY__) && !defined(STDC_HEADERS) extern int errno; #endif @@ -175,10 +184,7 @@ extern char *alloca (); #endif #ifndef __GNU_LIBRARY__ -#define __lstat lstat -#ifndef HAVE_LSTAT -#define lstat stat -#endif +#define __stat stat #ifdef STAT_MACROS_BROKEN #undef S_ISDIR #endif @@ -211,10 +217,6 @@ extern char *alloca (); #undef GLOB_PERIOD #include <glob.h> -__ptr_t (*__glob_opendir_hook) __P ((const char *directory)); -const char *(*__glob_readdir_hook) __P ((__ptr_t stream)); -void (*__glob_closedir_hook) __P ((__ptr_t stream)); - static int glob_pattern_p __P ((const char *pattern, int quote)); static int glob_in_dir __P ((const char *pattern, const char *directory, int flags, @@ -250,6 +252,56 @@ glob (pattern, flags, errfunc, pglob) return -1; } + if (flags & GLOB_BRACE) + { + const char *begin = strchr (pattern, '{'); + if (begin != NULL) + { + const char *end = strchr (begin + 1, '}'); + if (end != NULL && end != begin + 1) + { + size_t restlen = strlen (end + 1) + 1; + const char *p, *comma; + char *buf; + size_t bufsz = 0; + int firstc; + if (!(flags & GLOB_APPEND)) + { + pglob->gl_pathc = 0; + pglob->gl_pathv = NULL; + } + firstc = pglob->gl_pathc; + for (p = begin + 1;; p = comma + 1) + { + int result; + comma = strchr (p, ','); + if (comma == NULL) + comma = strchr (p, '\0'); + if ((begin - pattern) + (comma - p) + 1 > bufsz) + { + if (bufsz * 2 < comma - p + 1) + bufsz *= 2; + else + bufsz = comma - p + 1; + buf = __alloca (bufsz); + } + memcpy (buf, pattern, begin - pattern); + memcpy (buf + (begin - pattern), p, comma - p); + memcpy (buf + (begin - pattern) + (comma - p), end, restlen); + result = glob (buf, (flags & ~(GLOB_NOCHECK|GLOB_NOMAGIC) | + GLOB_APPEND), errfunc, pglob); + if (result && result != GLOB_NOMATCH) + return result; + if (*comma == '\0') + break; + } + if (pglob->gl_pathc == firstc && + !(flags & (GLOB_NOCHECK|GLOB_NOMAGIC))) + return GLOB_NOMATCH; + } + } + } + /* Find the filename. */ filename = strrchr (pattern, '/'); if (filename == NULL) @@ -291,6 +343,35 @@ glob (pattern, flags, errfunc, pglob) oldcount = pglob->gl_pathc; + if ((flags & GLOB_TILDE) && dirname[0] == '~') + { + if (dirname[1] == '\0') + { + /* Look up home directory. */ + dirname = getenv ("HOME"); + if (dirname == NULL || dirname[0] == '\0') + { + extern char *getlogin (); + char *name = getlogin (); + if (name != NULL) + { + struct passwd *p = getpwnam (name); + if (p != NULL) + dirname = p->pw_dir; + } + } + if (dirname == NULL || dirname[0] == '\0') + dirname = (char *) "~"; /* No luck. */ + } + else + { + /* Look up specific user's home directory. */ + struct passwd *p = getpwnam (dirname + 1); + if (p != NULL) + dirname = p->pw_dir; + } + } + if (glob_pattern_p (dirname, !(flags & GLOB_NOESCAPE))) { /* The directory name contains metacharacters, so we @@ -414,7 +495,8 @@ glob (pattern, flags, errfunc, pglob) int i; struct stat st; for (i = oldcount; i < pglob->gl_pathc; ++i) - if (__lstat (pglob->gl_pathv[i], &st) == 0 && + if (((flags & GLOB_ALTDIRFUNC) ? + *pglob->gl_stat : __stat) (pglob->gl_pathv[i], &st) == 0 && S_ISDIR (st.st_mode)) { size_t len = strlen (pglob->gl_pathv[i]) + 2; @@ -581,8 +663,9 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) { flags |= GLOB_MAGCHAR; - stream = (__glob_opendir_hook ? (*__glob_opendir_hook) (directory) - : (__ptr_t) opendir (directory)); + stream = ((flags & GLOB_ALTDIRFUNC) ? + (*pglob->gl_opendir) (directory) : + opendir (directory)); if (stream == NULL) { if ((errfunc != NULL && (*errfunc) (directory, errno)) || @@ -594,29 +677,20 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) { const char *name; size_t len; - - if (__glob_readdir_hook) - { - name = (*__glob_readdir_hook) (stream); - if (name == NULL) - break; - len = 0; - } - else - { - struct dirent *d = readdir ((DIR *) stream); - if (d == NULL) - break; - if (! REAL_DIR_ENTRY (d)) - continue; - name = d->d_name; + struct dirent *d = ((flags & GLOB_ALTDIRFUNC) ? + (*pglob->gl_readdir) (stream) : + readdir (stream)); + if (d == NULL) + break; + if (! REAL_DIR_ENTRY (d)) + continue; + name = d->d_name; #ifdef HAVE_D_NAMLEN - len = d->d_namlen; + len = d->d_namlen; #else - len = 0; + len = 0; #endif - } - + if (fnmatch (pattern, name, (!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0) | ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0)) == 0) @@ -638,6 +712,10 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) } } + if (nfound == 0 && (flags & GLOB_NOMAGIC) && + ! glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE))) + flags |= GLOB_NOCHECK; + if (nfound == 0 && (flags & GLOB_NOCHECK)) { size_t len = strlen (pattern); @@ -673,10 +751,10 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) if (stream != NULL) { int save = errno; - if (__glob_closedir_hook) - (*__glob_closedir_hook) (stream); + if (flags & GLOB_ALTDIRFUNC) + (*pglob->gl_closedir) (stream); else - (void) closedir ((DIR *) stream); + closedir (stream); errno = save; } return nfound == 0 ? GLOB_NOMATCH : 0; @@ -684,10 +762,10 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) memory_error: { int save = errno; - if (__glob_closedir_hook) - (*__glob_closedir_hook) (stream); + if (flags & GLOB_ALTDIRFUNC) + (*pglob->gl_closedir) (stream); else - (void) closedir ((DIR *) stream); + closedir (stream); errno = save; } while (names != NULL) @@ -699,4 +777,5 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob) return GLOB_NOSPACE; } -#endif /* _LIBC or not __GNU_LIBRARY__. */ +#endif /* Not ELIDE_CODE. */ + diff --git a/posix/glob.h b/posix/glob.h index 05ad47f..6eea062 100644 --- a/posix/glob.h +++ b/posix/glob.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as @@ -47,10 +47,16 @@ extern "C" #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */ #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */ #define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ - GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND|GLOB_PERIOD) + GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ + GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \ + GLOB_NOMAGIC|GLOB_TILDE) #if !defined (_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 2 || defined (_BSD_SOURCE) #define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */ +#define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */ +#define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */ +#define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */ +#define GLOB_TILDE (1 <<12)/* Expand ~user and ~ to home directories. */ #endif /* Error returns from `glob'. */ @@ -59,12 +65,21 @@ extern "C" #define GLOB_NOMATCH 3 /* No matches found. */ /* Structure describing a globbing run. */ +struct stat; typedef struct { int gl_pathc; /* Count of paths matched by the pattern. */ char **gl_pathv; /* List of matched pathnames. */ int gl_offs; /* Slots to reserve in `gl_pathv'. */ int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */ + + /* If the GLOB_ALTDIRFUNC flag is set, the following functions + are used instead of the normal file access functions. */ + void (*gl_closedir) __P ((void *)); + struct dirent *(*gl_readdir) __P ((void *)); + __ptr_t (*gl_opendir) __P ((const char *)); + int (*gl_lstat) __P ((const char *, struct stat *)); + int (*gl_stat) __P ((const char *, struct stat *)); } glob_t; /* Do glob searching for PATTERN, placing results in PGLOB. diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c index 4f9304f..0ef847f 100644 --- a/sysdeps/mach/hurd/mmap.c +++ b/sysdeps/mach/hurd/mmap.c @@ -110,6 +110,21 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) (flags & MAP_INHERIT) == 0 ? VM_INHERIT_NONE : (flags & (MAP_COPY|MAP_PRIVATE)) ? VM_INHERIT_COPY : VM_INHERIT_SHARE); + if (err == KERN_NO_SPACE && (flags & MAP_FIXED)) + { + /* XXX this is not atomic as it is in unix! */ + /* The region is already allocated; deallocate it first. */ + err = __vm_deallocate (__mach_task_self (), mapaddr, len); + if (! err) + err = __vm_map (__mach_task_self (), + &mapaddr, (vm_size_t) len, (vm_address_t) 0, + 0, memobj, (vm_offset_t) offset, + flags & (MAP_COPY|MAP_PRIVATE), + vmprot, VM_PROT_ALL, + (flags & MAP_INHERIT) == 0 ? VM_INHERIT_NONE : + (flags & (MAP_COPY|MAP_PRIVATE)) ? VM_INHERIT_COPY : + VM_INHERIT_SHARE); + } if (memobj != MACH_PORT_NULL) __mach_port_deallocate (__mach_task_self (), memobj); diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h index 9f0ef72..ac5940b 100644 --- a/sysdeps/unix/sysv/linux/sys/mman.h +++ b/sysdeps/unix/sysv/linux/sys/mman.h @@ -26,52 +26,11 @@ Cambridge, MA 02139, USA. */ #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. */ - -/* Flags to `mlockall'. */ -#define MCL_CURRENT 1 /* Lock all current mappings. */ -#define MCL_FUTURE 2 /* Lock all future mappings. */ - #include <sys/cdefs.h> +/* Get the bit values from the kernel header file. */ +#include <linux/mman.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 |