From e4b5997fc1cea7eeaad155aad02b8b1997143874 Mon Sep 17 00:00:00 2001
From: "Peter S. Mazinger" <ps.m@gmx.net>
Date: Thu, 21 Apr 2011 21:49:49 +0200
Subject: fork: provide __libc_fork only if THREADS are enabled

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
 libc/sysdeps/linux/xtensa/fork.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

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

diff --git a/libc/sysdeps/linux/xtensa/fork.c b/libc/sysdeps/linux/xtensa/fork.c
index f8b77bfb5..e9b681c67 100644
--- a/libc/sysdeps/linux/xtensa/fork.c
+++ b/libc/sysdeps/linux/xtensa/fork.c
@@ -7,16 +7,19 @@
  * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
  */
 
-#include <unistd.h>
-#include <sys/syscall.h>
-#define _SIGNAL_H
-#include <bits/signum.h>
 
 /* Xtensa doesn't provide a 'fork' system call, so we use 'clone'.  */
+#include <sys/syscall.h>
+
+#if defined __NR_clone && defined __ARCH_USE_MMU__
+# include <unistd.h>
+# include <signal.h>
+# include <cancel.h>
 
-pid_t __libc_fork(void)
+pid_t fork(void)
 {
 	return (pid_t) INLINE_SYSCALL(clone, 2, SIGCHLD, 0);
 }
-weak_alias(__libc_fork, fork)
-libc_hidden_weak(fork)
+lt_strong_alias(fork)
+lt_libc_hidden(fork)
+#endif
-- 
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