From fd04aacee17b348da206c13a550dc1029669805f Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Sun, 23 Nov 2003 18:12:54 +0000
Subject: Various additions and fixes.

---
 src/lib9/rfork.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 src/lib9/rfork.c

(limited to 'src/lib9/rfork.c')

diff --git a/src/lib9/rfork.c b/src/lib9/rfork.c
new file mode 100644
index 00000000..e248cd78
--- /dev/null
+++ b/src/lib9/rfork.c
@@ -0,0 +1,20 @@
+#define NOPLAN9DEFINES
+#include <lib9.h>
+
+int
+p9rfork(int flags)
+{
+	if(flags&RFPROC){
+		werrstr("cannot use rfork to fork -- use ffork");
+		return -1;
+	}
+	if(flags&RFNOTEG){
+		setpgrp(0, 0);
+		flags &= ~RFNOTEG;
+	}
+	if(flags){
+		werrstr("unknown flags %08ux in rfork", flags);
+		return -1;
+	}
+	return 0;
+}
-- 
cgit v1.2.3