diff options
| author | Markos Chandras <markos.chandras@imgtec.com> | 2012-10-11 12:24:12 +0100 |
|---|---|---|
| committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2013-02-20 13:45:13 +0100 |
| commit | 677adae2b0cdb267b9c3fc46e7b4e330778c9edc (patch) | |
| tree | 020a30df6b0809dec7f54449dcdba841b8988aeb /libc/sysdeps/linux/common | |
| parent | 36b3c53f924f049e32d677e914592389b875d28b (diff) | |
lstat: Use fstatat64 if arch does not have the lstat syscall
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/common')
| -rw-r--r-- | libc/sysdeps/linux/common/lstat.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/libc/sysdeps/linux/common/lstat.c b/libc/sysdeps/linux/common/lstat.c index db72d1f60..2fa3de1c2 100644 --- a/libc/sysdeps/linux/common/lstat.c +++ b/libc/sysdeps/linux/common/lstat.c @@ -10,12 +10,23 @@ #include <sys/syscall.h> #include <unistd.h> #include <sys/stat.h> -#include "xstatconv.h" + +#if defined __NR_fstatat64 && !defined __NR_lstat +# include <fcntl.h> int lstat(const char *file_name, struct stat *buf) { + return fstatat(AT_FDCWD, file_name, buf, AT_SYMLINK_NOFOLLOW); +} +libc_hidden_def(lstat) + +/* For systems which have both, prefer the old one */ +#else +# include "xstatconv.h" +int lstat(const char *file_name, struct stat *buf) +{ int result; -#ifdef __NR_lstat64 +# ifdef __NR_lstat64 /* normal stat call has limited values for various stat elements * e.g. uid device major/minor etc. * so we use 64 variant if available @@ -26,19 +37,22 @@ int lstat(const char *file_name, struct stat *buf) if (result == 0) { __xstat32_conv(&kbuf, buf); } -#else +# else struct kernel_stat kbuf; result = INLINE_SYSCALL(lstat, 2, file_name, &kbuf); if (result == 0) { __xstat_conv(&kbuf, buf); } -#endif +# endif /* __NR_lstat64 */ return result; } libc_hidden_def(lstat) -#if ! defined __NR_lstat64 && defined __UCLIBC_HAS_LFS__ +# if ! defined __NR_fstatat64 && ! defined __NR_lstat64 \ + && defined __UCLIBC_HAS_LFS__ strong_alias_untyped(lstat,lstat64) libc_hidden_def(lstat64) -#endif +# endif + +#endif /* __NR_fstatat64 */ |