# Portability macros for glibc argz. -*- Autoconf -*-
#
-# Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2004-2014 Free Software Foundation, Inc.
# Written by Gary V. Vaughan <gary@gnu.org>
#
# 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.
-# serial 5 argz.m4
+# serial 11 argz.m4
AC_DEFUN([gl_FUNC_ARGZ],
[gl_PREREQ_ARGZ
AC_CHECK_TYPES([error_t],
[],
[AC_DEFINE([error_t], [int],
- [Define to a type to use for `error_t' if it is not otherwise available.])
+ [Define to a type to use for 'error_t' if it is not otherwise available.])
AC_DEFINE([__error_t_defined], [1], [Define so that glibc/gnulib argp.h
does not typedef error_t.])],
[#if defined(HAVE_ARGZ_H)
#endif])
ARGZ_H=
-AC_CHECK_FUNC([argz_replace], [], [ARGZ_H=argz.h; AC_LIBOBJ([argz])])
+AC_CHECK_FUNC([argz_replace], [], [ARGZ_H=argz.h])
dnl if have system argz functions, allow forced use of
dnl libltdl-supplied implementation (and default to do so
dnl (a) detecting malloc issues is notoriously unreliable
dnl (b) only known system that declares argz functions,
dnl provides them, yet they are broken, is cygwin
-dnl releases prior to 16-Mar-2007 (1.5.24 and earlier)
+dnl releases prior to 5-May-2007 (1.5.24 and earlier)
dnl So, it's more straightforward simply to special case
dnl this for known bad systems.
AS_IF([test -z "$ARGZ_H"],
[if argz actually works],
[lt_cv_sys_argz_works],
[[case $host_os in #(
- *cygwin*)
- lt_cv_sys_argz_works=no
- if test "$cross_compiling" != no; then
- lt_cv_sys_argz_works="guessing no"
- else
- lt_sed_extract_leading_digits='s/^\([0-9\.]*\).*/\1/'
- save_IFS=$IFS
- IFS=-.
- set x `uname -r | sed -e "$lt_sed_extract_leading_digits"`
- IFS=$save_IFS
- lt_os_major=${2-0}
- lt_os_minor=${3-0}
- lt_os_micro=${4-0}
- if test "$lt_os_major" -gt 1 \
- || { test "$lt_os_major" -eq 1 \
- && { test "$lt_os_minor" -gt 5 \
- || { test "$lt_os_minor" -eq 5 \
- && test "$lt_os_micro" -gt 24; }; }; }; then
- lt_cv_sys_argz_works=yes
- fi
- fi
- ;; #(
- *) lt_cv_sys_argz_works=yes ;;
- esac]])
- AS_IF([test $lt_cv_sys_argz_works = yes],
- [AC_DEFINE([HAVE_WORKING_ARGZ], 1,
+ *cygwin*)
+ lt_cv_sys_argz_works=no
+ if test "$cross_compiling" != no; then
+ lt_cv_sys_argz_works="guessing no"
+ else
+ lt_sed_extract_leading_digits='s/^\([0-9\.]*\).*/\1/'
+ save_IFS=$IFS
+ IFS=-.
+ set x `uname -r | sed -e "$lt_sed_extract_leading_digits"`
+ IFS=$save_IFS
+ lt_os_major=${2-0}
+ lt_os_minor=${3-0}
+ lt_os_micro=${4-0}
+ if test "$lt_os_major" -gt 1 \
+ || { test "$lt_os_major" -eq 1 \
+ && { test "$lt_os_minor" -gt 5 \
+ || { test "$lt_os_minor" -eq 5 \
+ && test "$lt_os_micro" -gt 24; }; }; }; then
+ lt_cv_sys_argz_works=yes
+ fi
+ fi
+ ;; #(
+ *) lt_cv_sys_argz_works=yes ;;
+ esac]])
+ AS_IF([test "$lt_cv_sys_argz_works" = yes],
+ [AC_DEFINE([HAVE_WORKING_ARGZ], [1],
[This value is set to 1 to indicate that the system argz facility works])],
- [ARGZ_H=argz.h
- AC_LIBOBJ([argz])])])
+ [ARGZ_H=argz.h])])
AC_SUBST([ARGZ_H])
+AM_CONDITIONAL([GL_GENERATE_ARGZ_H], [test -n "$ARGZ_H"])
])
# Prerequisites of lib/argz.c.