Re: Gnulib setenv on Mac OS X bug?

[Bruno Haible]

Richard W.M. Jones wrote:
> (The test program it is running is:
> 
> | int
> | main ()
> | {
> | 
> |        if (setenv ("", "", 0) != -1) return 1;
> |        if (errno != EINVAL) return 2;
> |        if (setenv ("a", "=", 1) != 0) return 3;
> |        if (strcmp (getenv ("a"), "=") != 0) return 4;
> | 
> |   ;
> |   return 0;
> | }

This is lacking a #include <string.h>. I'm updating the test:


2010-03-21  Bruno Haible  <address@hidden>

        setenv: Tweaks.
        * m4/setenv.m4 (gl_FUNC_SETENV_SEPARATE): Include necessary headers in
        the test program.
        * doc/posix-functions/setenv.texi: Update platforms list.

--- m4/setenv.m4.orig   Sun Mar 21 23:18:41 2010
+++ m4/setenv.m4        Sun Mar 21 23:10:35 2010
@@ -1,4 +1,4 @@
-# setenv.m4 serial 15
+# setenv.m4 serial 16
 dnl Copyright (C) 2001-2004, 2006-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -25,6 +25,7 @@
       [AC_RUN_IFELSE([AC_LANG_PROGRAM([[
        #include <stdlib.h>
        #include <errno.h>
+       #include <string.h>
       ]], [[
        if (setenv ("", "", 0) != -1) return 1;
        if (errno != EINVAL) return 2;
--- doc/posix-functions/setenv.texi.orig        Sun Mar 21 23:18:41 2010
+++ doc/posix-functions/setenv.texi     Sun Mar 21 23:09:09 2010
@@ -14,7 +14,7 @@
 @item
 On some platforms, this function does not fail with @samp{EINVAL} when
 passed an empty string or a string containing @samp{=}:
-FreeBSD 6.0, NetBSD 1.6, OpenBSD 3.8, Cygwin 1.5.x.
+MacOS X 10.5, FreeBSD 6.0, NetBSD 1.6, OpenBSD 3.8, Cygwin 1.5.x.
 @item
 On some platforms, this function removes a leading @samp{=} from the
 value argument: