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authorEric Andersen <andersen@codepoet.org>2002-03-13 23:38:40 +0000
committerEric Andersen <andersen@codepoet.org>2002-03-13 23:38:40 +0000
commit94e5ab630be58fa6d008fbfa735492bd6ce2a568 (patch)
treed95f3ae872c4a15c253d3e8f126891a923ab71da /libc/stdlib/mrand48.c
parente3d8cc9c9912c12576f2623bec382ca96f36bb9a (diff)
Merge in an ugly pile of rand* functions from glibc. :(
Diffstat (limited to 'libc/stdlib/mrand48.c')
-rw-r--r--libc/stdlib/mrand48.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/libc/stdlib/mrand48.c b/libc/stdlib/mrand48.c
new file mode 100644
index 000000000..a732603e5
--- /dev/null
+++ b/libc/stdlib/mrand48.c
@@ -0,0 +1,32 @@
+/* Copyright (C) 1995, 1996, 1997, 1998, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu <mailto:drepper@gnu.ai.mit.edu>>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <stdlib.h>
+
+/* Global state for non-reentrant functions. Defined in drand48-iter.c. */
+extern struct drand48_data __libc_drand48_data;
+
+long int mrand48 (void)
+{
+ long int result;
+
+ jrand48_r (__libc_drand48_data.__x, &__libc_drand48_data, &result);
+
+ return result;
+}