Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpq / get_den.c

diff --git a/gmp/mpq/get_den.c b/gmp/mpq/get_den.c
new file mode 100644 (file)
index 0000000..c3104e6
--- /dev/null
+++ b/gmp/mpq/get_den.c
@@ -0,0 +1,33 @@
+/* mpq_get_den(den,rat_src) -- Set DEN to the denominator of RAT_SRC.
+
+Copyright 1991, 1994, 1995, 2001 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP 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 3 of the License, or (at your
+option) any later version.
+
+The GNU MP 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 MP Library.  If not, see http://www.gnu.org/licenses/.  */
+
+#include "gmp.h"
+#include "gmp-impl.h"
+
+void
+mpq_get_den (MP_INT *den, const MP_RAT *src)
+{
+  mp_size_t size = src->_mp_den._mp_size;
+
+  if (den->_mp_alloc < size)
+    _mpz_realloc (den, size);
+
+  MPN_COPY (den->_mp_d, src->_mp_den._mp_d, size);
+  den->_mp_size = size;
+}