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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 3
# See if we need to provide renameat replacement.

dnl Copyright (C) 2009-2019 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

# Written by Eric Blake.

AC_DEFUN([gl_FUNC_RENAMEAT],
[
  AC_REQUIRE([gl_FUNC_OPENAT])
  AC_REQUIRE([gl_FUNC_RENAME])
  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
  AC_CHECK_HEADERS([linux/fs.h])
  AC_CHECK_FUNCS_ONCE([renameat renameat2])
  if test $ac_cv_func_renameat = no; then
    HAVE_RENAMEAT=0
  elif test $REPLACE_RENAME = 1; then
    dnl Solaris 9 and 10 have the same bugs in renameat as in rename.
    REPLACE_RENAMEAT=1
  fi
])