diff options
| -rw-r--r-- | ChangeLog | 15 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sh/chown.c | 70 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sh/fchownat.c | 123 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc32/chown.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/brk.c | 43 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/umount.c | 32 |
8 files changed, 282 insertions, 7 deletions
@@ -1,3 +1,18 @@ +2006-02-28 Jakub Jelinek <jakub@redhat.com> + + * sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c: Include x86_64 + umount.c rather than hppa umount.c. + * sysdeps/unix/sysv/linux/sparc/sparc32/chown.c: Include sh chown.c + rather than m68k chown.c. + * sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: Include sh + fchownat.c rather than m68k fchownat.c. + * sysdeps/unix/sysv/linux/sh/chown.c: Copy over from m68k chown.c. + * sysdeps/unix/sysv/linux/sh/fchownat.c: Copy over from m68k + fchownat.c. + * sysdeps/unix/sysv/linux/x86_64/brk.c: Copy over from hppa brk.c. + * sysdeps/unix/sysv/linux/x86_64/umount.c: Copy over from hppa + umount.c. + 2006-02-28 Roland McGrath <roland@redhat.com> * sysdeps/hppa: Directory removed, saved in ports repository. diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c b/sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c index 9a91ba5..e10b40f 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c @@ -1 +1 @@ -#include <sysdeps/unix/sysv/linux/hppa/umount.c> +#include <sysdeps/unix/sysv/linux/x86_64/umount.c> diff --git a/sysdeps/unix/sysv/linux/sh/chown.c b/sysdeps/unix/sysv/linux/sh/chown.c index 1961622..e7193dc 100644 --- a/sysdeps/unix/sysv/linux/sh/chown.c +++ b/sysdeps/unix/sysv/linux/sh/chown.c @@ -1 +1,69 @@ -#include <sysdeps/unix/sysv/linux/m68k/chown.c> +/* Copyright (C) 1998,2000,2002,2003,2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <unistd.h> + +#include <sysdep.h> +#include <sys/syscall.h> +#include <bp-checks.h> + +#include <linux/posix_types.h> +#include <kernel-features.h> + +#ifdef __NR_chown32 +# if __ASSUME_32BITUIDS == 0 +/* This variable is shared with all files that need to check for 32bit + uids. */ +extern int __libc_missing_32bit_uids; +# endif +#endif /* __NR_chown32 */ + +int +__chown (const char *file, uid_t owner, gid_t group) +{ +#if __ASSUME_32BITUIDS > 0 + return INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group); +#else +# ifdef __NR_chown32 + if (__libc_missing_32bit_uids <= 0) + { + int result; + int saved_errno = errno; + + result = INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group); + if (result == 0 || errno != ENOSYS) + return result; + + __set_errno (saved_errno); + __libc_missing_32bit_uids = 1; + } +# endif /* __NR_chown32 */ + + if (((owner + 1) > (gid_t) ((__kernel_uid_t) -1U)) + || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U))) + { + __set_errno (EINVAL); + return -1; + } + + return INLINE_SYSCALL (chown, 3, CHECK_STRING (file), owner, group); +#endif +} +libc_hidden_def (__chown) +weak_alias (__chown, chown) diff --git a/sysdeps/unix/sysv/linux/sh/fchownat.c b/sysdeps/unix/sysv/linux/sh/fchownat.c index 7acf791..6cc0932 100644 --- a/sysdeps/unix/sysv/linux/sh/fchownat.c +++ b/sysdeps/unix/sysv/linux/sh/fchownat.c @@ -1 +1,122 @@ -#include <sysdeps/unix/sysv/linux/m68k/fchownat.c> +/* Copyright (C) 2005, 2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; 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 <stdio.h> +#include <unistd.h> +#include <string.h> + +#include <sysdep.h> +#include <sys/syscall.h> +#include <bp-checks.h> + +#include <linux/posix_types.h> +#include <kernel-features.h> + +#ifdef __NR_chown32 +# if __ASSUME_32BITUIDS == 0 +/* This variable is shared with all files that need to check for 32bit + uids. */ +extern int __libc_missing_32bit_uids; +# endif +#endif /* __NR_chown32 */ + +int +fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag) +{ + if (flag & ~AT_SYMLINK_NOFOLLOW) + { + __set_errno (EINVAL); + return -1; + } + + char *buf = NULL; + + if (fd != AT_FDCWD && file[0] != '/') + { + size_t filelen = strlen (file); + static const char procfd[] = "/proc/self/fd/%d/%s"; + /* Buffer for the path name we are going to use. It consists of + - the string /proc/self/fd/ + - the file descriptor number + - the file name provided. + The final NUL is included in the sizeof. A bit of overhead + due to the format elements compensates for possible negative + numbers. */ + size_t buflen = sizeof (procfd) + sizeof (int) * 3 + filelen; + buf = alloca (buflen); + + __snprintf (buf, buflen, procfd, fd, file); + file = buf; + } + + int result; + INTERNAL_SYSCALL_DECL (err); + +#if __ASSUME_32BITUIDS > 0 + if (flag & AT_SYMLINK_NOFOLLOW) + result = INTERNAL_SYSCALL (lchown32, err, 3, CHECK_STRING (file), owner, + group); + else + result = INTERNAL_SYSCALL (chown32, err, 3, CHECK_STRING (file), owner, + group); +#else +# ifdef __NR_chown32 + if (__libc_missing_32bit_uids <= 0) + { + if (flag & AT_SYMLINK_NOFOLLOW) + result = INTERNAL_SYSCALL (lchown32, err, 3, CHECK_STRING (file), + owner, group); + else + result = INTERNAL_SYSCALL (chown32, err, 3, CHECK_STRING (file), owner, + group); + + if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) + return result; + if (INTERNAL_SYSCALL_ERRNO (result, err) != ENOSYS) + goto fail; + + __libc_missing_32bit_uids = 1; + } +# endif /* __NR_chown32 */ + + if (((owner + 1) > (gid_t) ((__kernel_uid_t) -1U)) + || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U))) + { + __set_errno (EINVAL); + return -1; + } + + if (flag & AT_SYMLINK_NOFOLLOW) + result = INTERNAL_SYSCALL (lchown, err, 3, CHECK_STRING (file), owner, + group); + else + result = INTERNAL_SYSCALL (chown, err, 3, CHECK_STRING (file), owner, + group); +#endif + + if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, err), 0)) + { + fail: + __atfct_seterrno (INTERNAL_SYSCALL_ERRNO (result, err), fd, buf); + result = -1; + } + + return result; +} diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/chown.c b/sysdeps/unix/sysv/linux/sparc/sparc32/chown.c index 1961622..3741316 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/chown.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/chown.c @@ -1 +1 @@ -#include <sysdeps/unix/sysv/linux/m68k/chown.c> +#include <sysdeps/unix/sysv/linux/sh/chown.c> diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c b/sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c index 7acf791..7ba5bf4 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c @@ -1 +1 @@ -#include <sysdeps/unix/sysv/linux/m68k/fchownat.c> +#include <sysdeps/unix/sysv/linux/sh/fchownat.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/brk.c b/sysdeps/unix/sysv/linux/x86_64/brk.c index 09b7dd4..8b18c4d 100644 --- a/sysdeps/unix/sysv/linux/x86_64/brk.c +++ b/sysdeps/unix/sysv/linux/x86_64/brk.c @@ -1 +1,42 @@ -#include <sysdeps/unix/sysv/linux/hppa/brk.c> +/* brk system call for Linux/x86_64. + Copyright (C) 1995, 1996, 2000, 2001, 2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <unistd.h> +#include <sysdep.h> + +/* This must be initialized data because commons can't have aliases. */ +void *__curbrk = 0; + +int +__brk (void *addr) +{ + void *newbrk; + + __curbrk = newbrk = (void *) INLINE_SYSCALL (brk, 1, addr); + + if (newbrk < addr) + { + __set_errno (ENOMEM); + return -1; + } + + return 0; +} +weak_alias (__brk, brk) diff --git a/sysdeps/unix/sysv/linux/x86_64/umount.c b/sysdeps/unix/sysv/linux/x86_64/umount.c index 9a91ba5..a17c5c5 100644 --- a/sysdeps/unix/sysv/linux/x86_64/umount.c +++ b/sysdeps/unix/sysv/linux/x86_64/umount.c @@ -1 +1,31 @@ -#include <sysdeps/unix/sysv/linux/hppa/umount.c> +/* Copyright (C) 2000, 2001, 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Huggins-Daines <dhd@debian.org>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Since we don't have an oldumount system call, do what the kernel + does down here. */ + +extern long int __umount2 (const char *name, int flags); + +long int +__umount (const char *name) +{ + return __umount2 (name, 0); +} + +weak_alias (__umount, umount); |