From: Bruno Haible <bruno@clisp.org>
Date: Sun, 7 Mar 2021 11:24:07 +0000 (+0100)
Subject: sysexits: Fix for Haiku.
X-Git-Tag: v1.0~3033
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c7c26eb67ead3094be7bd9c2fd7bf79f2a5b25c7;p=thirdparty%2Fgnulib.git

sysexits: Fix for Haiku.

* lib/sysexits.in.h: Don't assume that <sysexits.h>, when it exists,
defines anything.
* doc/glibc-headers/sysexits.texi: Mention the Haiku bug.
---

diff --git a/ChangeLog b/ChangeLog
index 8b5ed00d6d..a0c19fed68 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2021-03-07  Bruno Haible  <bruno@clisp.org>
+
+	sysexits: Fix for Haiku.
+	* lib/sysexits.in.h: Don't assume that <sysexits.h>, when it exists,
+	defines anything.
+	* doc/glibc-headers/sysexits.texi: Mention the Haiku bug.
+
 2021-03-07  Bruno Haible  <bruno@clisp.org>
 
 	Rename GNULIB_WCHAR_SINGLE to GNULIB_WCHAR_SINGLE_LOCALE.
diff --git a/doc/glibc-headers/sysexits.texi b/doc/glibc-headers/sysexits.texi
index df1c5dae84..cce7e41871 100644
--- a/doc/glibc-headers/sysexits.texi
+++ b/doc/glibc-headers/sysexits.texi
@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
 This header file is missing on some platforms:
 mingw, MSVC 14.
 @item
+This header file defines no @code{EX_*} macros if @code{_BSD_SOURCE} is not
+defined on some platforms:
+Haiku.
+@item
 The macro @code{EX_CONFIG} is missing on some platforms:
 HP-UX 11.
 @end itemize
diff --git a/lib/sysexits.in.h b/lib/sysexits.in.h
index 7069a0d4a7..8a3bc9aa68 100644
--- a/lib/sysexits.in.h
+++ b/lib/sysexits.in.h
@@ -46,7 +46,7 @@
 #ifndef _@GUARD_PREFIX@_SYSEXITS_H
 #define _@GUARD_PREFIX@_SYSEXITS_H
 
-#if !@HAVE_SYSEXITS_H@
+#if !(@HAVE_SYSEXITS_H@ && defined EX_USAGE)
 
 # define EX_OK 0 /* same value as EXIT_SUCCESS */