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log10l: Work around AIX 5.1, IRIX 6.5, OSF/1 5.1 bug. * lib/math.in.h (log10l): Override if REPLACE_LOG10L is 1. * lib/log10l.c (log10l): If log10l exists, use it and provide just the workaround. * m4/log10l.m4 (gl_FUNC_LOG10L_WORKS): New macro. (gl_FUNC_LOG10L): Invoke it. Set REPLACE_LOG10L. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_LOG10L. * modules/math (Makefile.am): Substitute REPLACE_LOG10L. * modules/log10l (configure.ac): Consider REPLACE_LOG10L. (Depends-on): Update conditions. * doc/posix-functions/log10l.texi: Mention the MSVC9, AIX 5.1, IRIX 6.5, OSF/1 5.1 problems.
author Bruno Haible <bruno@clisp.org>
date Sun, 01 Apr 2012 14:41:57 +0200
parents fdbe3125f81a
children c023d893c23f
line wrap: on
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Description:
log10l() function: base 10 logarithmic function.

Files:
lib/log10l.c
m4/log10l.m4

Depends-on:
math
extensions
log10           [{ test $HAVE_LOG10L = 0 || test $REPLACE_LOG10L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
logl            [{ test $HAVE_LOG10L = 0 || test $REPLACE_LOG10L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_LOG10L
if test $HAVE_LOG10L = 0 || test $REPLACE_LOG10L = 1; then
  AC_LIBOBJ([log10l])
fi
gl_MATH_MODULE_INDICATOR([log10l])

Makefile.am:

Include:
<math.h>

Link:
$(LOG10L_LIBM)

License:
LGPL

Maintainer:
Bruno Haible