+++ /dev/null
-# ===========================================================================
-# https://github.com/BrianAker/ddm4/
-# ===========================================================================
-#
-# SYNOPSIS
-#
-# AX_PRINTF_STRERROR()
-#
-# DESCRIPTION
-#
-# Check to see if printf() has %m implemented (i.e. can handle strerror
-# internally)
-#
-# LICENSE
-#
-# Copyright (C) 2013 Brian Aker All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-# * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#
-# * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#
-# * The names of its contributors may not be used to endorse or
-# promote products derived from this software without specific prior
-# written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#serial 2
-
-AC_DEFUN([AX_PRINTF_STRERROR],
- [AC_PREREQ([2.63])dnl
- AC_CACHE_CHECK([printf() has strerror option],
- [ax_cv_have_printf_strerror],
- [AC_LANG_PUSH([C++])
- AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <cstdio>
- #include <cstddef>
- #include <cstdlib>
- #include <cstring>
- #include <cerrno>
- ]],
- [[char buffer[1024]; errno=0; snprintf(buffer, sizeof(buffer), "%m"); if (strcmp("Success", buffer) !=0 ) return EXIT_FAILURE;]])],
- [ax_cv_have_printf_strerror=yes],
- [ax_cv_have_printf_strerror=no],
- [ax_cv_have_printf_strerror=no])
- AC_LANG_POP])
- AC_MSG_RESULT(["$ax_cv_have_printf_strerror"])
- AS_IF([test "x$ax_cv_have_printf_strerror" = xyes],
- [AC_DEFINE([HAVE_PRINTF_STRERROR],[1],[define if printf supports directly print errno])])
- ])