diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/symlinkat.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/symlinkat.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/symlinkat.c b/sysdeps/unix/sysv/linux/symlinkat.c index 211b49c299..4cfc924bfc 100644 --- a/sysdeps/unix/sysv/linux/symlinkat.c +++ b/sysdeps/unix/sysv/linux/symlinkat.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. +/* 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 @@ -24,6 +24,7 @@ #include <string.h> #include <sysdep.h> #include <unistd.h> +#include <kernel-features.h> /* Make a symbolic link to FROM named TO relative to TOFD. */ @@ -33,6 +34,24 @@ symlinkat (from, tofd, to) int tofd; const char *to; { + int result; + +#ifdef __NR_symlinkat +# ifndef __ASSUME_ATFCTS + if (__have_atfcts >= 0) +# endif + { + result = INLINE_SYSCALL (symlinkat, 3, from, tofd, to); +# ifndef __ASSUME_ATFCTS + if (result == -1 && errno == ENOSYS) + __have_atfcts = -1; + else +# endif + return result; + } +#endif + +#ifndef __ASSUME_ATFCTS char *buf = NULL; if (tofd != AT_FDCWD && to[0] != '/') @@ -55,7 +74,7 @@ symlinkat (from, tofd, to) INTERNAL_SYSCALL_DECL (err); - int result = INTERNAL_SYSCALL (symlink, err, 2, from, to); + result = INTERNAL_SYSCALL (symlink, err, 2, from, to); if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, err), 0)) { @@ -64,4 +83,5 @@ symlinkat (from, tofd, to) } return result; +#endif } |