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Re: new common math function modules
From: |
Bruno Haible |
Subject: |
Re: new common math function modules |
Date: |
Sun, 31 Jan 2010 19:40:57 +0100 |
User-agent: |
KMail/1.9.9 |
Paolo Bonzini wrote:
> > I'll think I'll merge the test for EXP_LIBM, LOG_LIBM etc. into a single
> > one - to save configure script execution time, as you say -.
>
> That's fair enough, thanks.
Implemented as follows:
2010-01-31 Bruno Haible <address@hidden>
Perform the same test for many <math.h> functions.
* m4/mathfunc.m4 (gl_COMMON_DOUBLE_MATHFUNC,
gl_COMMON_DOUBLE_MATHFUNC_TEST): New macros.
* m4/sqrt.m4 (gl_FUNC_SQRT): Invoke gl_COMMON_DOUBLE_MATHFUNC instead
of gl_MATHFUNC.
* modules/acos (configure.ac): Likewise.
* modules/asin (configure.ac): Likewise.
* modules/atan (configure.ac): Likewise.
* modules/atan2 (configure.ac): Likewise.
* modules/cbrt (configure.ac): Likewise.
* modules/copysign (configure.ac): Likewise.
* modules/cos (configure.ac): Likewise.
* modules/cosh (configure.ac): Likewise.
* modules/erf (configure.ac): Likewise.
* modules/erfc (configure.ac): Likewise.
* modules/exp (configure.ac): Likewise.
* modules/fmod (configure.ac): Likewise.
* modules/hypot (configure.ac): Likewise.
* modules/j0 (configure.ac): Likewise.
* modules/j1 (configure.ac): Likewise.
* modules/jn (configure.ac): Likewise.
* modules/lgamma (configure.ac): Likewise.
* modules/log (configure.ac): Likewise.
* modules/log10 (configure.ac): Likewise.
* modules/log1p (configure.ac): Likewise.
* modules/pow (configure.ac): Likewise.
* modules/remainder (configure.ac): Likewise.
* modules/sin (configure.ac): Likewise.
* modules/sinh (configure.ac): Likewise.
* modules/tan (configure.ac): Likewise.
* modules/tanh (configure.ac): Likewise.
* modules/y0 (configure.ac): Likewise.
* modules/y1 (configure.ac): Likewise.
* modules/yn (configure.ac): Likewise.
Suggested by Paolo Bonzini.
--- m4/mathfunc.m4.orig Sun Jan 31 19:32:47 2010
+++ m4/mathfunc.m4 Sun Jan 31 19:28:12 2010
@@ -1,4 +1,4 @@
-# mathfunc.m4 serial 2
+# mathfunc.m4 serial 3
dnl Copyright (C) 2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -58,3 +58,58 @@
m4_popdef([FUNC])
m4_popdef([func])
])
+
+# gl_COMMON_DOUBLE_MATHFUNC(FUNC)
+# -------------------------------
+# tests whether the function FUNC is available in libc or libm.
+# It sets FUNC_LIBM to empty or "-lm" accordingly.
+# FUNC must be one of the following functions, that are present on all systems
+# and provided by libm on all systems except MacOS X, BeOS, Haiku:
+# acos asin atan atan2 cbrt copysign cos cosh erf erfc exp fmod hypot j0 j1
+# jn lgamma log log10 log1p pow remainder sin sinh sqrt tan tanh y0 y1 yn
+
+AC_DEFUN([gl_COMMON_DOUBLE_MATHFUNC],
+[
+ AC_REQUIRE([gl_COMMON_DOUBLE_MATHFUNC_TEST])
+ m4_pushdef([FUNC], [translit([$1],[abcdefghijklmnopqrstuvwxyz],
+ [ABCDEFGHIJKLMNOPQRSTUVWXYZ])])
+ FUNC[]_LIBM="$POW_LIBM"
+ AC_SUBST(FUNC[_LIBM])
+ m4_popdef([FUNC])
+])
+
+AC_DEFUN([gl_COMMON_DOUBLE_MATHFUNC_TEST],
+[
+ dnl We could use any of the following:
+ dnl gl_MATHFUNC([acos], [double], [(double)])
+ dnl gl_MATHFUNC([asin], [double], [(double)])
+ dnl gl_MATHFUNC([atan], [double], [(double)])
+ dnl gl_MATHFUNC([atan2], [double], [(double, double)])
+ dnl gl_MATHFUNC([cbrt], [double], [(double)])
+ dnl gl_MATHFUNC([copysign], [double], [(double, double)])
+ dnl gl_MATHFUNC([cos], [double], [(double)])
+ dnl gl_MATHFUNC([cosh], [double], [(double)])
+ dnl gl_MATHFUNC([erf], [double], [(double)])
+ dnl gl_MATHFUNC([erfc], [double], [(double)])
+ dnl gl_MATHFUNC([exp], [double], [(double)])
+ dnl gl_MATHFUNC([fmod], [double], [(double, double)])
+ dnl gl_MATHFUNC([hypot], [double], [(double, double)])
+ dnl gl_MATHFUNC([j0], [double], [(double)])
+ dnl gl_MATHFUNC([j1], [double], [(double)])
+ dnl gl_MATHFUNC([jn], [double], [(int, double)])
+ dnl gl_MATHFUNC([lgamma], [double], [(double)])
+ dnl gl_MATHFUNC([log], [double], [(double)])
+ dnl gl_MATHFUNC([log10], [double], [(double)])
+ dnl gl_MATHFUNC([log1p], [double], [(double)])
+ dnl gl_MATHFUNC([pow], [double], [(double, double)])
+ dnl gl_MATHFUNC([remainder], [double], [(double, double)])
+ dnl gl_MATHFUNC([sin], [double], [(double)])
+ dnl gl_MATHFUNC([sinh], [double], [(double)])
+ dnl gl_MATHFUNC([sqrt], [double], [(double)])
+ dnl gl_MATHFUNC([tan], [double], [(double)])
+ dnl gl_MATHFUNC([tanh], [double], [(double)])
+ dnl gl_MATHFUNC([y0], [double], [(double)])
+ dnl gl_MATHFUNC([y1], [double], [(double)])
+ dnl gl_MATHFUNC([yn], [double], [(int, double)])
+ gl_MATHFUNC([pow], [double], [(double, double)])
+])
--- m4/sqrt.m4.orig Sun Jan 31 19:32:47 2010
+++ m4/sqrt.m4 Sun Jan 31 19:30:39 2010
@@ -1,4 +1,4 @@
-# sqrt.m4 serial 2
+# sqrt.m4 serial 3
dnl Copyright (C) 2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -6,5 +6,5 @@
AC_DEFUN([gl_FUNC_SQRT],
[
- gl_MATHFUNC([sqrt], [double], [(double)])
+ gl_COMMON_DOUBLE_MATHFUNC([sqrt])
])
--- modules/acos.orig Sun Jan 31 19:32:47 2010
+++ modules/acos Sun Jan 31 19:30:42 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([acos], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([acos])
Makefile.am:
--- modules/asin.orig Sun Jan 31 19:32:47 2010
+++ modules/asin Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([asin], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([asin])
Makefile.am:
--- modules/atan.orig Sun Jan 31 19:32:47 2010
+++ modules/atan Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([atan], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([atan])
Makefile.am:
--- modules/atan2.orig Sun Jan 31 19:32:47 2010
+++ modules/atan2 Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([atan2], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([atan2])
Makefile.am:
--- modules/cbrt.orig Sun Jan 31 19:32:47 2010
+++ modules/cbrt Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([cbrt], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([cbrt])
Makefile.am:
--- modules/copysign.orig Sun Jan 31 19:32:47 2010
+++ modules/copysign Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([copysign], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([copysign])
Makefile.am:
--- modules/cos.orig Sun Jan 31 19:32:47 2010
+++ modules/cos Sun Jan 31 19:30:43 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([cos], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([cos])
Makefile.am:
--- modules/cosh.orig Sun Jan 31 19:32:47 2010
+++ modules/cosh Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([cosh], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([cosh])
Makefile.am:
--- modules/erf.orig Sun Jan 31 19:32:47 2010
+++ modules/erf Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([erf], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([erf])
Makefile.am:
--- modules/erfc.orig Sun Jan 31 19:32:47 2010
+++ modules/erfc Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([erfc], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([erfc])
Makefile.am:
--- modules/exp.orig Sun Jan 31 19:32:47 2010
+++ modules/exp Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([exp], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([exp])
Makefile.am:
--- modules/fmod.orig Sun Jan 31 19:32:47 2010
+++ modules/fmod Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([fmod], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([fmod])
Makefile.am:
--- modules/hypot.orig Sun Jan 31 19:32:47 2010
+++ modules/hypot Sun Jan 31 19:30:44 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([hypot], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([hypot])
Makefile.am:
--- modules/j0.orig Sun Jan 31 19:32:47 2010
+++ modules/j0 Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([j0], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([j0])
Makefile.am:
--- modules/j1.orig Sun Jan 31 19:32:47 2010
+++ modules/j1 Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([j1], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([j1])
Makefile.am:
--- modules/jn.orig Sun Jan 31 19:32:47 2010
+++ modules/jn Sun Jan 31 19:30:47 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([jn], [double], [(int, double)])
+gl_COMMON_DOUBLE_MATHFUNC([jn])
Makefile.am:
--- modules/lgamma.orig Sun Jan 31 19:32:47 2010
+++ modules/lgamma Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([lgamma], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([lgamma])
Makefile.am:
--- modules/log.orig Sun Jan 31 19:32:47 2010
+++ modules/log Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([log], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([log])
Makefile.am:
--- modules/log10.orig Sun Jan 31 19:32:47 2010
+++ modules/log10 Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([log10], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([log10])
Makefile.am:
--- modules/log1p.orig Sun Jan 31 19:32:47 2010
+++ modules/log1p Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([log1p], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([log1p])
Makefile.am:
--- modules/pow.orig Sun Jan 31 19:32:48 2010
+++ modules/pow Sun Jan 31 19:30:45 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([pow], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([pow])
Makefile.am:
--- modules/remainder.orig Sun Jan 31 19:32:48 2010
+++ modules/remainder Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([remainder], [double], [(double, double)])
+gl_COMMON_DOUBLE_MATHFUNC([remainder])
Makefile.am:
--- modules/sin.orig Sun Jan 31 19:32:48 2010
+++ modules/sin Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([sin], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([sin])
Makefile.am:
--- modules/sinh.orig Sun Jan 31 19:32:48 2010
+++ modules/sinh Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([sinh], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([sinh])
Makefile.am:
--- modules/tan.orig Sun Jan 31 19:32:48 2010
+++ modules/tan Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([tan], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([tan])
Makefile.am:
--- modules/tanh.orig Sun Jan 31 19:32:48 2010
+++ modules/tanh Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([tanh], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([tanh])
Makefile.am:
--- modules/y0.orig Sun Jan 31 19:32:48 2010
+++ modules/y0 Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([y0], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([y0])
Makefile.am:
--- modules/y1.orig Sun Jan 31 19:32:48 2010
+++ modules/y1 Sun Jan 31 19:30:46 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([y1], [double], [(double)])
+gl_COMMON_DOUBLE_MATHFUNC([y1])
Makefile.am:
--- modules/yn.orig Sun Jan 31 19:32:48 2010
+++ modules/yn Sun Jan 31 19:30:47 2010
@@ -7,7 +7,7 @@
Depends-on:
configure.ac:
-gl_MATHFUNC([yn], [double], [(int, double)])
+gl_COMMON_DOUBLE_MATHFUNC([yn])
Makefile.am:
cosl test failure, Bruno Haible, 2010/01/18