[PATCH v2 35/46] stat: Use fstatat64 if arch does not have the stat syscall

Markos Chandras markos.chandras at gmail.com
Mon Nov 26 14:24:17 UTC 2012


From: Markos Chandras <markos.chandras at imgtec.com>

Signed-off-by: Markos Chandras <markos.chandras at imgtec.com>
---
 libc/sysdeps/linux/common/stat.c | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/libc/sysdeps/linux/common/stat.c b/libc/sysdeps/linux/common/stat.c
index 829f35a..038e0c0 100644
--- a/libc/sysdeps/linux/common/stat.c
+++ b/libc/sysdeps/linux/common/stat.c
@@ -8,12 +8,21 @@
  */
 
 #include <sys/syscall.h>
+#include <fcntl.h>
 #include <unistd.h>
 #include <sys/stat.h>
 #include "xstatconv.h"
 
 #undef stat
 
+#if defined(__NR_fstat64) && !defined(__NR_stat)
+int stat(const char *file_name, struct stat *buf)
+{
+	return fstatat(AT_FDCWD, file_name, buf, 0);
+}
+
+#else
+
 int stat(const char *file_name, struct stat *buf)
 {
 	int result;
@@ -35,12 +44,14 @@ int stat(const char *file_name, struct stat *buf)
 	if (result == 0) {
 		__xstat_conv(&kbuf, buf);
 	}
-#endif
+#endif /* __NR_stat64 */
 	return result;
 }
+#endif /* __NR_fstat64 */
 libc_hidden_def(stat)
 
-#if ! defined __NR_stat64 && defined __UCLIBC_HAS_LFS__
+#if ! defined __NR_stat64 && ! defined __NR_fstatat64 && \
+	defined __UCLIBC_HAS_LFS__
 strong_alias_untyped(stat,stat64)
 libc_hidden_def(stat64)
-#endif
+#endif /* __UCLIBC_HAS_LFS__ */
-- 
1.8.0




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