view modules/frexpl-nolibm @ 40198:5a34193cbc07

long-options: add parse_gnu_standard_options_only Discussed in https://bugs.gnu.org/33468 . * lib/long-options.c (parse_long_options): Use EXIT_SUCCESS instead of 0. (parse_gnu_standard_options_only): Add function to process the GNU default options --help and --version and fail for any other unknown long or short option. See https://gnu.org/prep/standards/html_node/Command_002dLine-Interfaces.html . * lib/long-options.h (parse_gnu_standard_options_only): Declare it. * modules/long-options (depends-on): Add stdbool, exitfail. * top/maint.mk (sc_prohibit_long_options_without_use): Update syntax-check rule, add new function name.
author Bernhard Voelker <mail@bernhard-voelker.de>
date Thu, 29 Nov 2018 09:06:26 +0100
parents 32db4d32dbf9
children
line wrap: on
line source

Description:
frexpl() function: split a 'long double' into its constituents, without
requiring libm.

Files:
lib/frexpl.c
lib/frexp.c
m4/frexpl.m4

Depends-on:
math
frexp-nolibm    [{ test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
isnanl-nolibm   [{ test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
fpucw           [{ test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_FREXPL_NO_LIBM
if test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; then
  AC_LIBOBJ([frexpl])
fi
gl_MATH_MODULE_INDICATOR([frexpl])

Makefile.am:

Include:
<math.h>

License:
LGPLv2+

Maintainer:
Paolo Bonzini