Merge lp:~tangent-org/libmemcached/1.0-build/ Build: jenkins-Libmemcached-187
[m6w6/libmemcached] / m4 / ax_debug.m4
1 # ===========================================================================
2 # https://github.com/BrianAker/ddm4/
3 # ===========================================================================
4 #
5 # SYNOPSIS
6 #
7 # AX_DEBUG()
8 #
9 # DESCRIPTION
10 #
11 # --enable-debug
12 #
13 # LICENSE
14 #
15 # Copyright (C) 2012 Brian Aker
16 # All rights reserved.
17 #
18 # Redistribution and use in source and binary forms, with or without
19 # modification, are permitted provided that the following conditions are
20 # met:
21 #
22 # * Redistributions of source code must retain the above copyright
23 # notice, this list of conditions and the following disclaimer.
24 #
25 # * Redistributions in binary form must reproduce the above
26 # copyright notice, this list of conditions and the following disclaimer
27 # in the documentation and/or other materials provided with the
28 # distribution.
29 #
30 # * The names of its contributors may not be used to endorse or
31 # promote products derived from this software without specific prior
32 # written permission.
33 #
34 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
35 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
36 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
37 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
38 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
39 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
40 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
41 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
42 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
43 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
44 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
45
46 #serial 5
47
48 AC_DEFUN([AX_DEBUG],
49 [AC_PREREQ([2.63])dnl
50 AC_ARG_ENABLE([debug],
51 [AS_HELP_STRING([--enable-debug],
52 [Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],
53 [ax_enable_debug=yes
54 AC_DEFINE([DEBUG],[1],[Define to 1 to enable debugging code.])
55 AX_CHECK_LIBRARY([MCHECK],[mcheck.h],[mcheck],[AX_APPEND_LINK_FLAGS([-lmcheck])])],
56 [ax_enable_debug=no
57 AC_SUBST([MCHECK])
58 AC_DEFINE([DEBUG],[0],[Define to 1 to enable debugging code.])])
59
60 AC_MSG_CHECKING([for debug])
61 AC_MSG_RESULT([$ax_enable_debug])
62 AM_CONDITIONAL([DEBUG],[test "x${ax_enable_debug}" = "xyes"])])