From 36b3c53f924f049e32d677e914592389b875d28b Mon Sep 17 00:00:00 2001
From: Markos Chandras <markos.chandras@imgtec.com>
Date: Thu, 11 Oct 2012 12:18:54 +0100
Subject: stat64: Use fstatat64 if arch does not have the stat64 syscall

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
 libc/sysdeps/linux/common/fstatat64.c |  1 +
 libc/sysdeps/linux/common/stat64.c    | 23 +++++++++++++++++++----
 2 files changed, 20 insertions(+), 4 deletions(-)

(limited to 'libc/sysdeps/linux/common')

diff --git a/libc/sysdeps/linux/common/fstatat64.c b/libc/sysdeps/linux/common/fstatat64.c
index fbf096300..015f57d13 100644
--- a/libc/sysdeps/linux/common/fstatat64.c
+++ b/libc/sysdeps/linux/common/fstatat64.c
@@ -33,6 +33,7 @@ int fstatat64(int fd, const char *file, struct stat64 *buf, int flag)
 	return INLINE_SYSCALL(fstatat64, 4, fd, file, buf, flag);
 # endif
 }
+libc_hidden_def(fstatat64)
 #else
 /* should add emulation with fstat64() and /proc/self/fd/ ... */
 #endif
diff --git a/libc/sysdeps/linux/common/stat64.c b/libc/sysdeps/linux/common/stat64.c
index ef34faf7d..cb3a0e169 100644
--- a/libc/sysdeps/linux/common/stat64.c
+++ b/libc/sysdeps/linux/common/stat64.c
@@ -9,11 +9,24 @@
 
 #include <_lfs_64.h>
 #include <sys/syscall.h>
+#include <sys/stat.h>
 
-#ifdef __NR_stat64
-# include <sys/stat.h>
-# include "xstatconv.h"
+#if defined __UCLIBC_HAS_LFS__
+
+# if defined __NR_fstatat64 && !defined __NR_stat64
+# include <fcntl.h>
+# include <unistd.h>
+
+int stat64(const char *file_name, struct stat64 *buf)
+{
+	return fstatat64(AT_FDCWD, file_name, buf, 0);
+}
+libc_hidden_def(stat64)
+
+/* For systems which have both, prefer the old one */
+# elif defined __NR_stat64
 # define __NR___syscall_stat64 __NR_stat64
+# include "xstatconv.h"
 static __always_inline _syscall2(int, __syscall_stat64,
 				 const char *, file_name, struct kernel_stat64 *, buf)
 
@@ -29,4 +42,6 @@ int stat64(const char *file_name, struct stat64 *buf)
 	return result;
 }
 libc_hidden_def(stat64)
-#endif
+# endif
+
+#endif /* __UCLIBC_HAS_LFS__ */
-- 
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