From bc69349bba9310f4cb65022f9e8f81698b758abd Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Mon, 19 Jun 1995 23:20:42 +0000
Subject: [PATCH] (win32_wait): Massage retval into what is expected in Unix.

---
 src/w32proc.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/w32proc.c b/src/w32proc.c
index e7834d6a452..1aa5a0cc6bb 100644
--- a/src/w32proc.c
+++ b/src/w32proc.c
@@ -395,7 +395,16 @@ win32_wait (int *status)
       errno = EINVAL;
       return -1;
     }
-  
+
+  /* Massage the exit code from the process to match the format expected
+     by the WIFSTOPPED et al macros in syswait.h.  Only WIFSIGNALLED and
+     WIFEXITED are supported; WIFSTOPPED doesn't make sense under NT.  */
+
+  if (retval == STATUS_CONTROL_C_EXIT)
+    retval = SIGINT;
+  else
+    retval <<= 8;
+
   cp = cps[active];
 
   if (status)