Fix: libcompat is now part of libcommon
[lttng-tools.git] / m4 / lttng_check_sdt_works.m4
CommitLineData
56e59b9b
MJ
1# SYNOPSIS
2#
3# LTTNG_CHECK_SDT_WORKS([ACTION-SUCCESS], [ACTION-FAILURE])
4#
5# DESCRIPTION
6#
7# Check whether it's possible to build a binary with Systemtap SDT probes.
8#
9# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on
10# success/failure.
11#
12# LICENSE
13#
14# Copyright (c) 2018 Francis Deslauriers <francis.deslauriers@efficios.com>
15# Copyright (c) 2019 Michael Jeanson <mjeanson@efficios.com>
16#
17# Copying and distribution of this file, with or without modification, are
18# permitted in any medium without royalty provided the copyright notice
19# and this notice are preserved. This file is offered as-is, without any
20# warranty.
21
22#serial 1
23
24AC_DEFUN([LTTNG_CHECK_SDT_WORKS], [
25 AC_CACHE_CHECK([whether SDT probes compile], [lttng_cv_sdt_works], [
26 AC_COMPILE_IFELSE([
27 AC_LANG_SOURCE([[
28 #define SDT_USE_VARIADIC
29 #include <sys/sdt.h>
30 void fct(void)
31 {
32 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
33 }
34 ]])
35 ], [
36 lttng_cv_sdt_works=yes
37 ], [
38 lttng_cv_sdt_works=no
39 ])
40 ])
41 AS_IF([test "x$lttng_cv_sdt_works" = "xyes"], [
42 m4_default([$1], :)
43 ], [
44 m4_default([$2], :)
45 ])
46])
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