From c3ca46e619744ccd6c597417cc8e373149608909 Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Thu, 3 Aug 2017 12:33:40 +0100
Subject: ash: fixes to wait status

Replace W* macros with versions from GNU C library.  Change wait
status values to match.
---
 include/mingw.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'include/mingw.h')

diff --git a/include/mingw.h b/include/mingw.h
index 5f1074160..574a77e7c 100644
--- a/include/mingw.h
+++ b/include/mingw.h
@@ -184,10 +184,10 @@ int winansi_get_terminal_width_height(struct winsize *win);
 /*
  * stdlib.h
  */
-#define WIFEXITED(x) ((unsigned)(x) < 259)	/* STILL_ACTIVE */
-#define WEXITSTATUS(x) ((x) & 0xff)
-#define WIFSIGNALED(x) ((unsigned)(x) > 259)
 #define WTERMSIG(x) ((x) & 0x7f)
+#define WIFEXITED(x) (WTERMSIG(x) == 0)
+#define WEXITSTATUS(x) (((x) & 0xff00) >> 8)
+#define WIFSIGNALED(x) (((signed char) (((x) & 0x7f) + 1) >> 1) > 0)
 #define WCOREDUMP(x) 0
 
 int mingw_system(const char *cmd);
-- 
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