Imported gcc-4.4.3

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

diff --git a/gmp/mpq/set_den.c b/gmp/mpq/set_den.c
new file mode 100644 (file)
index 0000000..641c97d
--- /dev/null
+++ b/gmp/mpq/set_den.c
@@ -0,0 +1,34 @@
+/* mpq_set_den(dest,den) -- Set the denominator of DEST from DEN.
+
+Copyright 1991, 1994, 1995, 1996, 2000, 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_set_den (MP_RAT *dest, const MP_INT *den)
+{
+  mp_size_t size = den->_mp_size;
+  mp_size_t abs_size = ABS (size);
+
+  if (dest->_mp_den._mp_alloc < abs_size)
+    _mpz_realloc (&(dest->_mp_den), abs_size);
+
+  MPN_COPY (dest->_mp_den._mp_d, den->_mp_d, abs_size);
+  dest->_mp_den._mp_size = size;
+}