From fb2c034b3abf14faa4be065831f1a576cd559d69 Mon Sep 17 00:00:00 2001
From: Marco Bodrato <bodrato@mail.dm.unipi.it>
Date: Fri, 11 Sep 2015 07:59:12 +0200
Subject: mpf_cmp_z, with test.

---
 mpf/Makefile.am |  2 +-
 mpf/cmp_z.c     | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 mpf/cmp_z.c

(limited to 'mpf')

diff --git a/mpf/Makefile.am b/mpf/Makefile.am
index ceea072cc..ff7e48faf 100644
--- a/mpf/Makefile.am
+++ b/mpf/Makefile.am
@@ -37,7 +37,7 @@ libmpf_la_SOURCES = \
   set_q.c iset.c iset_ui.c iset_si.c iset_str.c iset_d.c clear.c clears.c \
   get_str.c dump.c size.c eq.c reldiff.c sqrt.c random2.c inp_str.c out_str.c \
   add.c add_ui.c sub.c sub_ui.c ui_sub.c mul.c mul_ui.c div.c div_ui.c \
-  cmp.c cmp_d.c cmp_si.c cmp_ui.c mul_2exp.c div_2exp.c abs.c neg.c get_d.c \
+  cmp.c cmp_d.c cmp_z.c cmp_si.c cmp_ui.c mul_2exp.c div_2exp.c abs.c neg.c get_d.c \
   get_d_2exp.c set_dfl_prec.c set_prc.c set_prc_raw.c get_dfl_prec.c get_prc.c \
   ui_div.c sqrt_ui.c \
   pow_ui.c urandomb.c swap.c get_si.c get_ui.c int_p.c \
diff --git a/mpf/cmp_z.c b/mpf/cmp_z.c
new file mode 100644
index 000000000..e9c1559d6
--- /dev/null
+++ b/mpf/cmp_z.c
@@ -0,0 +1,46 @@
+/* mpf_cmp_z -- Compare a float with an integer.
+
+Copyright 2015 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 either:
+
+  * 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.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+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 General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#include "gmp.h"
+#include "gmp-impl.h"
+
+int
+mpf_cmp_z (mpf_srcptr u, mpz_srcptr v) __GMP_NOTHROW
+{
+  mpf_t vf;
+  mp_size_t size;
+
+  SIZ (vf) = size = SIZ (v);
+  EXP (vf) = size = ABS (size);
+  /* PREC (vf) = size; */ 
+  PTR (vf) = PTR (v);
+
+  return mpf_cmp (u, vf);
+}
-- 
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