re PR ada/33722 (putenv() is made posix-conformant on FreeBSD 7.x)

2007-12-01  Kostik Belousov  <kostikbel@ukr.net>

    gcc/ada/
	PR ada/33722
	* env.c (__gnat_setenv): FreeBSD 7 has a POSIX conformant putenv()
	and its argument must not be free()ed.

From-SVN: r130555

gcc/ada/ChangeLog

+2007-12-01  Kostik Belousov  <kostikbel@ukr.net>
+
+	PR ada/33722
+	* env.c (__gnat_setenv): FreeBSD 7 has a POSIX conformant putenv()
+	and its argument must not be free()ed.
+
 2007-11-29  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* decl.c (make_packable_type): Retrieve the real name of the type.

gcc/ada/env.c

@@ -177,9 +177,9 @@ __gnat_setenv (char *name, char *value)
 
   sprintf (expression, "%s=%s", name, value);
   putenv (expression);
-#if defined (__FreeBSD__) || defined (__APPLE__) || defined (__MINGW32__) \
-   ||(defined (__vxworks) && ! defined (__RTP__))
-  /* On some systems like FreeBSD, MacOS X and Windows, putenv is making
+#if (defined (__FreeBSD__) && (__FreeBSD__ < 7)) || defined (__APPLE__) \
+   || defined (__MINGW32__) ||(defined (__vxworks) && ! defined (__RTP__))
+  /* On some systems like pre-7 FreeBSD, MacOS X and Windows, putenv is making
      a copy of the expression string so we can free it after the call to
      putenv */
   free (expression);