From 09a387a0fcedce4270f62f5ea75c7bb0374c4d7f Mon Sep 17 00:00:00 2001
From: Markos Chandras <markos.chandras@imgtec.com>
Date: Wed, 10 Oct 2012 14:47:21 +0100
Subject: unlink: Use unlinkat if arch does not have the unlink 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/unlink.c   | 8 ++++++++
 libc/sysdeps/linux/common/unlinkat.c | 1 +
 2 files changed, 9 insertions(+)

(limited to 'libc/sysdeps')

diff --git a/libc/sysdeps/linux/common/unlink.c b/libc/sysdeps/linux/common/unlink.c
index d4504d4df..317bc5da8 100644
--- a/libc/sysdeps/linux/common/unlink.c
+++ b/libc/sysdeps/linux/common/unlink.c
@@ -10,5 +10,13 @@
 #include <sys/syscall.h>
 #include <unistd.h>
 
+#if defined __NR_unlinkat && !defined __NR_unlink
+# include <fcntl.h>
+int unlink(const char *pathname)
+{
+	return unlinkat(AT_FDCWD, pathname, 0);
+}
+#else
 _syscall1(int, unlink, const char *, pathname)
+#endif
 libc_hidden_def(unlink)
diff --git a/libc/sysdeps/linux/common/unlinkat.c b/libc/sysdeps/linux/common/unlinkat.c
index 0eaf2b670..432af1b75 100644
--- a/libc/sysdeps/linux/common/unlinkat.c
+++ b/libc/sysdeps/linux/common/unlinkat.c
@@ -11,6 +11,7 @@
 
 #ifdef __NR_unlinkat
 _syscall3(int, unlinkat, int, fd, const char *, file, int, flag)
+libc_hidden_def(unlinkat)
 #else
 /* should add emulation with unlink() and /proc/self/fd/ ... */
 #endif
-- 
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