From 82fc713658c82cbbc577e6f8fa6cec67b911ba6e Mon Sep 17 00:00:00 2001
From: Markos Chandras <markos.chandras@imgtec.com>
Date: Wed, 10 Oct 2012 14:45:14 +0100
Subject: link: Use linkat if arch does not have the link 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/link.c   | 9 +++++++++
 libc/sysdeps/linux/common/linkat.c | 1 +
 2 files changed, 10 insertions(+)

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

diff --git a/libc/sysdeps/linux/common/link.c b/libc/sysdeps/linux/common/link.c
index b5e5536d5..86d4cfabc 100644
--- a/libc/sysdeps/linux/common/link.c
+++ b/libc/sysdeps/linux/common/link.c
@@ -9,4 +9,13 @@
 
 #include <sys/syscall.h>
 #include <unistd.h>
+
+#if defined __NR_linkat && !defined __NR_link
+# include <fcntl.h>
+int link(const char *oldpath, const char *newpath)
+{
+	return linkat(AT_FDCWD, oldpath, AT_FDCWD, newpath, 0);
+}
+#else
 _syscall2(int, link, const char *, oldpath, const char *, newpath)
+#endif
diff --git a/libc/sysdeps/linux/common/linkat.c b/libc/sysdeps/linux/common/linkat.c
index 9abe9ec71..26a3d08e0 100644
--- a/libc/sysdeps/linux/common/linkat.c
+++ b/libc/sysdeps/linux/common/linkat.c
@@ -11,6 +11,7 @@
 
 #ifdef __NR_linkat
 _syscall5(int, linkat, int, fromfd, const char *, from, int, tofd, const char *, to, int, flags)
+libc_hidden_def(linkat)
 #else
 /* should add emulation with link() and /proc/self/fd/ ... */
 #endif
-- 
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