(Fcall_process): Use setsid to disconnect child

process from controlling terminal.

diff --git a/src/callproc.c b/src/callproc.c
index 04484dd..e90423e 100644 (file)
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -528,7 +528,10 @@ If you quit, the process is killed with SIGINT, or SIGKILL if you quit again.")
       {
        if (fd[0] >= 0)
          close (fd[0]);
-#if defined(USG) && !defined(BSD_PGRPS)
+#ifdef HAVE_SETSID
+        setsid ();
+#endif
+#if defined (USG) && !defined (BSD_PGRPS)
         setpgrp ();
 #else
         setpgrp (pid, pid);