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authorJim Meyering <jim@meyering.net>1997-12-25 17:44:08 +0000
committerJim Meyering <jim@meyering.net>1997-12-25 17:44:08 +0000
commitbb48c492c63d7d639199ba31a711758391ac8ba9 (patch)
treef32b158021ad0885fcece9836cdf11708e239e77 /lib/getline.c
parent1a952f81457c2277d5a3b11dd8f5cf921d5cba93 (diff)
downloadcoreutils-bb48c492c63d7d639199ba31a711758391ac8ba9.tar.xz
(_GNU_SOURCE): Define only if not already defined.
Diffstat (limited to 'lib/getline.c')
-rw-r--r--lib/getline.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/getline.c b/lib/getline.c
index ba05abb73..c028c6581 100644
--- a/lib/getline.c
+++ b/lib/getline.c
@@ -1,6 +1,6 @@
/* getline.c -- Replacement for GNU C library function getline
-Copyright (C) 1993, 1996 Free Software Foundation, Inc.
+Copyright (C) 1993, 1996, 1997 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
@@ -24,7 +24,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* The `getdelim' function is only declared if the following symbol
is defined. */
-#define _GNU_SOURCE 1
+#ifndef _GNU_SOURCE
+# define _GNU_SOURCE 1
+#endif
+
#include <stdio.h>
#include <sys/types.h>