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authorMarkos Chandras <markos.chandras@imgtec.com>2012-10-10 13:41:18 +0100
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2013-02-20 13:45:10 +0100
commit82cab378652c1d1601545a80b7241090c55b1e37 (patch)
tree143e4fc0ab6bd13a76378674ee9bea90e89de471 /libc/sysdeps/linux/common/chmod.c
parent90accddebef0cf967e67c9d2412082a361d9f2bd (diff)
chmod: Use fchmodat if arch does not have the chmod 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/chmod.c')
-rw-r--r--libc/sysdeps/linux/common/chmod.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/common/chmod.c b/libc/sysdeps/linux/common/chmod.c
index 871e0233d..494ec666a 100644
--- a/libc/sysdeps/linux/common/chmod.c
+++ b/libc/sysdeps/linux/common/chmod.c
@@ -9,13 +9,22 @@
#include <sys/syscall.h>
#include <sys/stat.h>
+#include <unistd.h>
+#if defined __NR_fchmodat && !defined __NR_chmod
+# include <fcntl.h>
+int chmod(const char *path, mode_t mode)
+{
+ return fchmodat(AT_FDCWD, path, mode, 0);
+}
-#define __NR___syscall_chmod __NR_chmod
+#else
+# define __NR___syscall_chmod __NR_chmod
static __inline__ _syscall2(int, __syscall_chmod, const char *, path, __kernel_mode_t, mode)
int chmod(const char *path, mode_t mode)
{
return __syscall_chmod(path, mode);
}
+#endif
libc_hidden_def(chmod)