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# getopt.m4 serial 7
dnl Copyright (C) 2002, 2003, 2004 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.
# The getopt module assume you want GNU getopt, with getopt_long etc,
# rather than vanilla POSIX getopt. This means your your code should
# always include <getopt.h> for the getopt prototypes.
AC_DEFUN([gl_GETOPT_SUBSTITUTE],
[
GETOPT_H=getopt.h
AC_LIBOBJ([getopt])
AC_LIBOBJ([getopt1])
AC_DEFINE([__GETOPT_PREFIX], [[rpl_]],
[Define to rpl_ if the getopt replacement functions and variables
should be used.])
AC_SUBST([GETOPT_H])
])
AC_DEFUN([gl_GETOPT],
[
gl_PREREQ_GETOPT
if test -z "$GETOPT_H"; then
GETOPT_H=
AC_CHECK_HEADERS([getopt.h], [], [GETOPT_H=getopt.h])
AC_CHECK_FUNCS([getopt_long_only], [], [GETOPT_H=getopt.h])
dnl BSD getopt_long uses an incompatible method to reset option processing,
dnl and (as of 2004-10-15) mishandles optional option-arguments.
AC_CHECK_DECL([optreset], [GETOPT_H=getopt.h], [], [#include <getopt.h>])
if test -n "$GETOPT_H"; then
gl_GETOPT_SUBSTITUTE
fi
fi
])
# Prerequisites of lib/getopt*.
AC_DEFUN([gl_PREREQ_GETOPT], [:])
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