From deb9688ae12018dac6f669caf26ceceeebc5c992 Mon Sep 17 00:00:00 2001
From: Dmitrij Tejblum <dt@FreeBSD.org>
Date: Sat, 12 Sep 1998 22:03:20 +0000
Subject: In libc_r, rename vfork syscall to _thread_sys_vfork and make vfork
 an alias to fork. It is difficult to do real vfork in libc_r, since almost
 every operation with file descriptsor changes _thread_fd_table and friends.

popen(3) works much better with this change.
---
 lib/libpthread/thread/Makefile.inc | 3 ++-
 lib/libpthread/thread/thr_vfork.c  | 9 +++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 lib/libpthread/thread/thr_vfork.c

(limited to 'lib/libpthread/thread')

diff --git a/lib/libpthread/thread/Makefile.inc b/lib/libpthread/thread/Makefile.inc
index 4fd30346f4621..0c5c5822d7147 100644
--- a/lib/libpthread/thread/Makefile.inc
+++ b/lib/libpthread/thread/Makefile.inc
@@ -1,4 +1,4 @@
-#	$Id: Makefile.inc,v 1.13 1998/06/01 02:14:34 jb Exp $
+#	$Id: Makefile.inc,v 1.14 1998/09/07 19:01:43 alex Exp $
 
 # uthread sources
 .PATH: ${.CURDIR}/uthread
@@ -91,6 +91,7 @@ SRCS+= \
 	uthread_spec.c \
 	uthread_spinlock.c \
 	uthread_suspend_np.c \
+	uthread_vfork.c \
 	uthread_wait4.c \
 	uthread_write.c \
 	uthread_writev.c \
diff --git a/lib/libpthread/thread/thr_vfork.c b/lib/libpthread/thread/thr_vfork.c
new file mode 100644
index 0000000000000..bbfcf002bc02c
--- /dev/null
+++ b/lib/libpthread/thread/thr_vfork.c
@@ -0,0 +1,9 @@
+#include <unistd.h>
+#ifdef _THREAD_SAFE
+
+int
+vfork(void)
+{
+	return (fork());
+}
+#endif
-- 
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