aboutsummaryrefslogtreecommitdiff
path: root/stdlib/abs.c
diff options
context:
space:
mode:
Diffstat (limited to 'stdlib/abs.c')
-rw-r--r--stdlib/abs.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/stdlib/abs.c b/stdlib/abs.c
new file mode 100644
index 0000000..b8db100
--- /dev/null
+++ b/stdlib/abs.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+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.
+
+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. */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef abs
+
+/* Return the absolute value of I. */
+__CONSTVALUE
+int
+DEFUN(abs, (i), int i)
+{
+ return(i < 0 ? -i : i);
+}