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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 b06060465f09
children
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# serial 14

# Copyright (C) 1999-2001, 2003-2007, 2009-2019 Free Software Foundation, Inc.

# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.

dnl Written by Jim Meyering

AC_DEFUN([gl_FUNC_GROUP_MEMBER],
[
  AC_REQUIRE([gl_UNISTD_H_DEFAULTS])

  dnl Persuade glibc <unistd.h> to declare group_member().
  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])

  dnl Do this replacement check manually because I want the hyphen
  dnl (not the underscore) in the filename.
  AC_CHECK_FUNC([group_member], , [
    HAVE_GROUP_MEMBER=0
  ])
])

# Prerequisites of lib/group-member.c.
AC_DEFUN([gl_PREREQ_GROUP_MEMBER],
[
  AC_REQUIRE([AC_FUNC_GETGROUPS])
])