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comparison mcabber/macros/xc-am-iface.m4 @ 2077:f81b4a97afaa

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Add XC_AUTOMAKE from Daniel Stenberg and use subdir-objects Use XC_AUTOMAKE (from the libcurl project) to conditionally use Automake subdir-objects option.
author Mikael Berthe <mikael@lilotux.net>
date Sun, 29 Sep 2013 13:17:39 +0200
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2076:9fb1ccf291cc 2077:f81b4a97afaa
1 #---------------------------------------------------------------------------
2 #
3 # xc-am-iface.m4
4 #
5 # Copyright (c) 2013 Daniel Stenberg <daniel@haxx.se>
6 #
7 # Permission to use, copy, modify, and distribute this software for any
8 # purpose with or without fee is hereby granted, provided that the above
9 # copyright notice and this permission notice appear in all copies.
10 #
11 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #
19 #---------------------------------------------------------------------------
20
21 # serial 1
22
23
24 dnl _XC_AUTOMAKE_BODY
25 dnl -------------------------------------------------
26 dnl Private macro.
27 dnl
28 dnl This macro performs embedding of automake initialization
29 dnl code into configure script. When automake version 1.14 or
30 dnl newer is used at configure script generation time, this
31 dnl results in 'subdir-objects' automake option being used.
32 dnl When using automake versions older than 1.14 this option
33 dnl is not used when generating configure script.
34
35 m4_define([_XC_AUTOMAKE_BODY],
36 [dnl
37 ## --------------------------------------- ##
38 ## Start of automake initialization code ##
39 ## --------------------------------------- ##
40 m4_ifdef([_AM_PROG_CC_C_O],
41 [
42 AM_INIT_AUTOMAKE([subdir-objects])
43 ],[
44 AM_INIT_AUTOMAKE
45 ])dnl
46 ## ------------------------------------- ##
47 ## End of automake initialization code ##
48 ## ------------------------------------- ##
49 dnl
50 m4_define([$0], [])[]dnl
51 ])
52
53
54 dnl XC_AUTOMAKE
55 dnl -------------------------------------------------
56 dnl Public macro.
57 dnl
58 dnl This macro embeds automake machinery into configure
59 dnl script with initialization option 'subdir-objects'
60 dnl when using automake version 1.14 or newer.
61
62 AC_DEFUN([XC_AUTOMAKE],
63 [dnl
64 AC_PREREQ([2.50])dnl
65 dnl
66 AC_BEFORE([$0],[AM_INIT_AUTOMAKE])dnl
67 dnl
68 _XC_AUTOMAKE_BODY
69 dnl
70 m4_ifdef([AM_INIT_AUTOMAKE],
71 [m4_undefine([AM_INIT_AUTOMAKE])])dnl
72 dnl
73 m4_define([$0], [])[]dnl
74 ])
75