From: Chris Hanson <org/chris-hanson/cph>
Date: Mon, 22 Nov 1993 22:34:39 +0000 (+0000)
Subject: Turns out that setpgrp(0,0) is different from setpgrp(pid,pid) -- and
X-Git-Tag: 20090517-FFI~7442
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=98511a7c38bed76a1c3499a8955a22ec6013e812;p=mit-scheme.git

Turns out that setpgrp(0,0) is different from setpgrp(pid,pid) -- and
only the former works correctly on some BSD systems.
---

diff --git a/v7/src/microcode/ux.c b/v7/src/microcode/ux.c
index 32f6e0455..1c88ee415 100644
--- a/v7/src/microcode/ux.c
+++ b/v7/src/microcode/ux.c
@@ -1,6 +1,6 @@
 /* -*-C-*-
 
-$Id: ux.c,v 1.12 1993/10/27 22:16:43 gjr Exp $
+$Id: ux.c,v 1.13 1993/11/22 22:34:39 cph Exp $
 
 Copyright (c) 1990-1993 Massachusetts Institute of Technology
 
@@ -171,10 +171,7 @@ DEFUN_VOID (UX_setsid)
       UX_close (fd);
     }
 #endif
-  {
-    pid_t pid = (getpid ());
-    return (setpgrp (pid, pid));
-  }
+  return (setpgrp (0, 0));
 }
 
 #ifndef _SUNOS