Merge lp:~tangent-org/libmemcached/1.0-build/ Build: jenkins-Libmemcached-187
[m6w6/libmemcached] / m4 / ax_vcs_checkout.m4
1 # ===========================================================================
2 # http://
3 # ===========================================================================
4 #
5 # SYNOPSIS
6 #
7 # AX_VCS_CHECKOUT
8 #
9 # DESCRIPTION
10 #
11 # Discover whether or not we are operating with a tree which
12 # has been checked out of a version control system.
13 #
14 #
15 # LICENSE
16 #
17 # Copyright (C) 2012 Brian Aker
18 # All rights reserved.
19 #
20 # Redistribution and use in source and binary forms, with or without
21 # modification, are permitted provided that the following conditions are
22 # met:
23 #
24 # * Redistributions of source code must retain the above copyright
25 # notice, this list of conditions and the following disclaimer.
26 #
27 # * Redistributions in binary form must reproduce the above
28 # copyright notice, this list of conditions and the following disclaimer
29 # in the documentation and/or other materials provided with the
30 # distribution.
31 #
32 # * The names of its contributors may not be used to endorse or
33 # promote products derived from this software without specific prior
34 # written permission.
35 #
36 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
37 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
38 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
39 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
40 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
43 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
44 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
45 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
46 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
47
48 #serial 6
49
50 AC_DEFUN([AX_VCS_SYSTEM],
51 [AC_PREREQ([2.63])dnl
52 AC_CACHE_CHECK([for vcs system], [ac_cv_vcs_system],
53 [ac_cv_vcs_system="none"
54 AS_IF([test -d ".bzr"],[ac_cv_vcs_system="bazaar"])
55 AS_IF([test -d ".svn"],[ac_cv_vcs_system="svn"])
56 AS_IF([test -d ".hg"],[ac_cv_vcs_system="mercurial"])
57 AS_IF([test -d ".git"],[ac_cv_vcs_system="git"])
58 ])
59 AC_DEFINE_UNQUOTED([VCS_SYSTEM],["$ac_cv_vcs_system"],[VCS system])
60 ])
61
62 AC_DEFUN([AX_VCS_CHECKOUT],
63 [AC_PREREQ([2.63])dnl
64 AC_REQUIRE([AX_VCS_SYSTEM])
65 AC_CACHE_CHECK([for vcs checkout],[ac_cv_vcs_checkout],
66 [AS_IF([test "x$ac_cv_vcs_system" != "xnone"],
67 [ac_cv_vcs_checkout=yes],
68 [ac_cv_vcs_checkout=no])
69 ])
70
71 AM_CONDITIONAL([IS_VCS_CHECKOUT],[test "x$ac_cv_vcs_checkout" = "xyes"])
72 AS_IF([test "x$ac_cv_vcs_checkout" = "xyes"],
73 [AC_DEFINE([VCS_CHECKOUT],[1],[Define if the code was built from VCS.])],
74 [AC_DEFINE([VCS_CHECKOUT],[0],[Define if the code was built from VCS.])])
75 ])