Hash :
0ac7b431
Author :
Date :
2019-01-20T22:04:01
expl: Work around inaccurate implementation on NetBSD. * lib/math.in.h (expl): Test also REPLACE_EXPL. * m4/expl.m4 (gl_FUNC_EXPL): Add test for a certain accuracy. Set REPLACE_EXPL. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_EXPL. * modules/math (Makefile.in): Substitute REPLACE_EXPL. * modules/expl (Depends-on, configure.ac): Test REPLACE_EXPL. * doc/posix-functions/expl.texi: Mention the NetBSD bug.
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Description:
expl() function: exponential function with long double argument.
Files:
lib/expl.c
lib/expl-table.c
m4/expl.m4
Depends-on:
math
extensions
exp [{ test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
float [{ test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
isnanl [{ test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
roundl [{ test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
ldexpl [{ test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
configure.ac:
gl_FUNC_EXPL
if test $HAVE_EXPL = 0 || test $REPLACE_EXPL = 1; then
AC_LIBOBJ([expl])
AC_LIBOBJ([expl-table])
fi
gl_MATH_MODULE_INDICATOR([expl])
Makefile.am:
Include:
<math.h>
Link:
$(EXPL_LIBM)
License:
LGPL
Maintainer:
all