From: Eric Blake <ebb9@byu.net>
Date: Fri, 9 Mar 2007 23:34:42 +0000 (+0000)
Subject: * lib/stdlib_.h (EXIT_FAILURE): GNU code expects this to be 1, in
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d195802a9212a70e81bafda52776abe75ab22e6f;p=pspp

* lib/stdlib_.h (EXIT_FAILURE): GNU code expects this to be 1, in
spite of platforms like Tandem/NSK that define it to -1.
---

diff --git a/ChangeLog b/ChangeLog
index 4940bef4b8..fc237af4e0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-03-09  Eric Blake  <ebb9@byu.net>
+
+	* lib/stdlib_.h (EXIT_FAILURE): GNU code expects this to be 1, in
+	spite of platforms like Tandem/NSK that define it to -1.
+
 2007-03-08  Bruno Haible  <bruno@clisp.org>
 
 	* modules/vprintf-posix-tests: New file.
diff --git a/lib/stdlib_.h b/lib/stdlib_.h
index c5917ec25e..5d43203b7b 100644
--- a/lib/stdlib_.h
+++ b/lib/stdlib_.h
@@ -50,8 +50,13 @@
 #ifndef EXIT_SUCCESS
 # define EXIT_SUCCESS 0
 #endif
+/* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
+   with proper operation of xargs.  */
 #ifndef EXIT_FAILURE
 # define EXIT_FAILURE 1
+#elif EXIT_FAILURE != 1
+# undef EXIT_FAILURE
+# define EXIT_FAILURE 1
 #endif