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authorMarkos Chandras <markos.chandras@imgtec.com>2012-10-10 13:44:07 +0100
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2013-02-20 13:45:11 +0100
commit695e274cf7f24c596258827ee202d29ff735d9b9 (patch)
treee0c02d79f717410f92dee3a5760658c499aeb0e0 /libc/sysdeps
parent82cab378652c1d1601545a80b7241090c55b1e37 (diff)
access: Use faccessat if arch does not have the access 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')
-rw-r--r--libc/sysdeps/linux/common/access.c10
-rw-r--r--libc/sysdeps/linux/common/faccessat.c1
2 files changed, 11 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/access.c b/libc/sysdeps/linux/common/access.c
index a075d421a..139b7b76b 100644
--- a/libc/sysdeps/linux/common/access.c
+++ b/libc/sysdeps/linux/common/access.c
@@ -9,4 +9,14 @@
#include <sys/syscall.h>
#include <unistd.h>
+
+#if defined __NR_faccessat && !defined __NR_access
+# include <fcntl.h>
+int access(const char *pathname, int mode)
+{
+ return faccessat(AT_FDCWD, pathname, mode, 0);
+}
+
+#else
_syscall2(int, access, const char *, pathname, int, mode)
+#endif
diff --git a/libc/sysdeps/linux/common/faccessat.c b/libc/sysdeps/linux/common/faccessat.c
index 09ca129a2..156df64a5 100644
--- a/libc/sysdeps/linux/common/faccessat.c
+++ b/libc/sysdeps/linux/common/faccessat.c
@@ -11,6 +11,7 @@
#ifdef __NR_faccessat
_syscall4(int, faccessat, int, fd, const char *, file, int, type, int, flag)
+libc_hidden_def(faccessat)
#else
/* should add emulation with faccess() and /proc/self/fd/ ... */
#endif