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author | Ulrich Drepper <drepper@redhat.com> | 2006-01-20 07:08:05 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2006-01-20 07:08:05 +0000 |
commit | 7c65e9001b93d5d20046bc4d50fd10fff5f4adc2 (patch) | |
tree | 38f65e2a20910e6d074fbcec137eb66853e70eaa /sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c | |
parent | 93c04024a6b900b69bbe9a70de06ac23b8273787 (diff) | |
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* include/fcntl.h: Declare __have_atfcts.
* sysdeps/unix/sysv/linux/faccessat.c: Use syscall if available.
* sysdeps/unix/sysv/linux/fchmodat.c: Likewise.
* sysdeps/unix/sysv/linux/fchownat.c: Likewise.
* sysdeps/unix/sysv/linux/futimesat.c: Likewise.
* sysdeps/unix/sysv/linux/linkat.c: Likewise.
* sysdeps/unix/sysv/linux/mkdirat.c: Likewise.
* sysdeps/unix/sysv/linux/openat.c: Likewise.
* sysdeps/unix/sysv/linux/readlinkat.c: Likewise.
* sysdeps/unix/sysv/linux/renameat.c: Likewise.
* sysdeps/unix/sysv/linux/symlinkat.c: Likewise.
* sysdeps/unix/sysv/linux/unlinkat.c: Likewise.
* sysdeps/unix/sysv/linux/xmknodat.c: Likewise.
* sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c: Likewise.
* sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_PSELECT,
__ASSUME_PPOLL, and __ASSUME_ATFCTS if possible.
* io/ppoll.c: New file.
* io/Makefile (routines): Add ppoll.
(CFLAGS-ppoll.c): Define.
* io/Versions: Export ppoll for GLIBC_2.4.
* io/sys/poll.h: Declare ppoll.
* sysdeps/unix/sysv/linux/ppoll.c: New file.
* misc/pselect.c: Make it possible to include this file to define
the generic code as a static function.
* sysdeps/unix/sysv/linux/pselect.c: New file.
Diffstat (limited to 'sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c b/sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c index 159301c172..0c37495575 100644 --- a/sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c +++ b/sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c @@ -28,15 +28,40 @@ #include <sys/stat.h> #include <sysdep.h> +#include <kernel-features.h> #include <sys/syscall.h> #include <bp-checks.h> + /* Get information about the file NAME relative to FD in ST. */ int __fxstatat (int vers, int fd, const char *file, struct stat *st, int flag) { - if ((vers != _STAT_VER_KERNEL && vers != _STAT_VER_LINUX) - || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + if (vers != _STAT_VER_KERNEL && vers != _STAT_VER_LINUX) + { + __set_errno (EINVAL); + return -1; + } + + int res; + +#ifdef __NR_newfstatat +# ifndef __ASSUME_ATFCTS + if (__have_atfcts >= 0) +# endif + { + res = INLINE_SYSCALL (newfstatat, 4, fd, file, st, flag); +# ifndef __ASSUME_ATFCTS + if (res == -1 && errno == ENOSYS) + __have_atfcts = -1; + else +# endif + return res; + } +#endif + +#ifndef __ASSUME_ATFCTS + if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0) { __set_errno (EINVAL); return -1; @@ -63,7 +88,6 @@ __fxstatat (int vers, int fd, const char *file, struct stat *st, int flag) } INTERNAL_SYSCALL_DECL (err); - int res; if (flag & AT_SYMLINK_NOFOLLOW) res = INTERNAL_SYSCALL (lstat, err, 2, file, CHECK_1 (st)); @@ -77,6 +101,7 @@ __fxstatat (int vers, int fd, const char *file, struct stat *st, int flag) } return res; +#endif } #undef __fxstatat64 strong_alias (__fxstatat, __fxstatat64); |