about summary refs log tree commit diff
path: root/posix/getopt1.c
diff options
context:
space:
mode:
Diffstat (limited to 'posix/getopt1.c')
-rw-r--r--posix/getopt1.c44
1 files changed, 25 insertions, 19 deletions
diff --git a/posix/getopt1.c b/posix/getopt1.c
index de8e2ad567..358935db69 100644
--- a/posix/getopt1.c
+++ b/posix/getopt1.c
@@ -1,24 +1,24 @@
 /* getopt_long and getopt_long_only entry points for GNU getopt.
-   Copyright (C) 1987, 88, 89, 90, 91, 92, 1993, 1994
+   Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94, 1996
 	Free Software Foundation, Inc.
 
-This file is part of the GNU C Library.  Its master source is NOT part of
-the C library, however.  The master source lives in /gd/gnu/lib.
+   This file is part of the GNU C Library.  Its master source is NOT part of
+   the C library, however.  The master source lives in /gd/gnu/lib.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
 
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
@@ -44,15 +44,21 @@ Cambridge, MA 02139, USA.  */
    program understand `configure --with-gnu-libc' and omit the object files,
    it is simpler to just do this in the source for each such file.  */
 
-#if defined (_LIBC) || !defined (__GNU_LIBRARY__)
+#define GETOPT_INTERFACE_VERSION 1
+#if !defined (_LIBC) && defined (__GLIBC__) && __GLIBC__ >= 2
+#include <gnu-versions.h>
+#if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION
+#define ELIDE_CODE
+#endif
+#endif
+
+#ifndef ELIDE_CODE
 
 
 /* This needs to come after some library #include
    to get __GNU_LIBRARY__ defined.  */
 #ifdef __GNU_LIBRARY__
 #include <stdlib.h>
-#else
-char *getenv ();
 #endif
 
 #ifndef	NULL
@@ -87,7 +93,7 @@ getopt_long_only (argc, argv, options, long_options, opt_index)
 }
 
 
-#endif	/* _LIBC or not __GNU_LIBRARY__.  */
+#endif	/* Not ELIDE_CODE.  */
 
 #ifdef TEST