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-rw-r--r--libc/sysdeps/linux/common/lstat.c26
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 */