1 # bt_lib_elfutils.m4 -- Check elfutils version
3 # Copyright (C) 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 # Permission is hereby granted, free of charge, to any person
6 # obtaining a copy of this software and associated documentation files
7 # (the "Software"), to deal in the Software without restriction,
8 # including without limitation the rights to use, copy, modify, merge,
9 # publish, distribute, sublicense, and/or sell copies of the Software,
10 # and to permit persons to whom the Software is furnished to do so,
11 # subject to the following conditions: The above copyright notice and
12 # this permission notice shall be included in all copies or substantial
13 # portions of the Software.
15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
19 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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21 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 # Check the currently installed version of elfutils by using the
24 # `_ELFUTILS_PREREQ` macro defined in <elfutils/version.h>.
26 # The cache variable for this test is `bt_cv_lib_elfutils`.
28 # BT_LIB_ELFUTILS(MAJOR_VERSION, MINOR_VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
29 # ---------------------------------------------------------------------------
30 AC_DEFUN([BT_LIB_ELFUTILS], [
31 m4_pushdef([major_version], [$1])
32 m4_pushdef([minor_version], [$2])
33 m4_pushdef([true_action], m4_default([$3], [:]))
34 m4_pushdef([false_action], m4_default(
35 [$4], [AC_MSG_ERROR(elfutils >= major_version.minor_version is required)]
39 [for elfutils version >= major_version.minor_version],
40 [bt_cv_lib_elfutils], [
41 AC_RUN_IFELSE([AC_LANG_SOURCE([
43 #include <elfutils/version.h>
46 return _ELFUTILS_PREREQ(major_version, minor_version) ? EXIT_SUCCESS : EXIT_FAILURE;
48 ])], [bt_cv_lib_elfutils=yes], [bt_cv_lib_elfutils=no])
52 AS_IF([test "x$bt_cv_lib_elfutils" = "xyes"], [true_action], [false_action])
54 m4_popdef([false_action])
55 m4_popdef([true_action])
56 m4_popdef([minor_version])
57 m4_popdef([major_version])