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diff m4/math_h.m4 @ 16737:6828b991e3b9

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log10f: Work around OSF/1 5.1 bug. * lib/math.in.h (log10f): Override if REPLACE_LOG10F is 1. * lib/log10f.c (log10f): If logf exists, use it and provide just the workaround. * m4/log10f.m4 (gl_FUNC_LOG10F_WORKS): New macro. (gl_FUNC_LOG10F): Invoke it. Set REPLACE_LOG10F. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_LOG10F. * modules/math (Makefile.am): Substitute REPLACE_LOG10F. * modules/log10f (configure.ac): Consider REPLACE_LOG10F. (Depends-on): Update conditions. * doc/posix-functions/log10f.texi: Mention the OSF/1 5.1 problem.
author Bruno Haible <bruno@clisp.org>
date Sun, 01 Apr 2012 14:29:37 +0200
parents 747e0285fa98
children 25dda52366fd
line wrap: on
line diff
--- a/m4/math_h.m4
+++ b/m4/math_h.m4
@@ -1,4 +1,4 @@
-# math_h.m4 serial 105
+# math_h.m4 serial 106
 dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -279,6 +279,7 @@
   REPLACE_LOGF=0;              AC_SUBST([REPLACE_LOGF])
   REPLACE_LOGL=0;              AC_SUBST([REPLACE_LOGL])
   REPLACE_LOG10=0;             AC_SUBST([REPLACE_LOG10])
+  REPLACE_LOG10F=0;            AC_SUBST([REPLACE_LOG10F])
   REPLACE_LOG1P=0;             AC_SUBST([REPLACE_LOG1P])
   REPLACE_LOG1PF=0;            AC_SUBST([REPLACE_LOG1PF])
   REPLACE_LOG1PL=0;            AC_SUBST([REPLACE_LOG1PL])