1 # Copyright 2012 Canonical Ltd.
3 # This program is free software: you can redistribute it and/or modify it
4 # under the terms of the GNU General Public License version 3, as published
5 # by the Free Software Foundation.
7 # This program is distributed in the hope that it will be useful, but
8 # WITHOUT ANY WARRANTY; without even the implied warranties of
9 # MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
10 # PURPOSE. See the GNU General Public License for more details.
12 # You should have received a copy of the GNU General Public License along
13 # with this program. If not, see <http://www.gnu.org/licenses/>.
15 # Checks for existence of coverage tools:
21 # Sets ac_cv_check_gcov to yes if tooling is present
22 # and reports the executables to the variables LCOV, GCOVR and GENHTML.
23 AC_DEFUN([AC_TDD_GCOV],
26 AS_HELP_STRING([--enable-gcov],
27 [enable coverage testing with gcov]),
28 [use_gcov=yes], [use_gcov=no])
30 AM_CONDITIONAL(HAVE_GCOV, test "x$use_gcov" = "xyes")
32 if test "x$use_gcov" = "xyes"; then
34 if test "$GCC" != "yes"; then
35 AC_MSG_ERROR([GCC is required for --enable-gcov])
38 # Check if ccache is being used
39 AC_CHECK_PROG(SHTOOL, shtool, shtool)
40 if test "$SHTOOL"; then
41 AS_CASE([`$SHTOOL path $CC`],
42 [*ccache*], [gcc_ccache=yes],
46 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
47 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
50 lcov_version_list="1.6 1.7 1.8 1.9 1.10 1.11"
51 AC_CHECK_PROG(LCOV, lcov, lcov)
52 AC_CHECK_PROG(GENHTML, genhtml, genhtml)
55 AC_CACHE_CHECK([for lcov version], glib_cv_lcov_version, [
56 glib_cv_lcov_version=invalid
57 lcov_version=`$LCOV -v 2>/dev/null | $SED -e 's/^.* //'`
58 for lcov_check_version in $lcov_version_list; do
59 if test "$lcov_version" = "$lcov_check_version"; then
60 glib_cv_lcov_version="$lcov_check_version (ok)"
65 lcov_msg="To enable code coverage reporting you must have one of the following lcov versions installed: $lcov_version_list"
66 AC_MSG_ERROR([$lcov_msg])
69 case $glib_cv_lcov_version in
71 lcov_msg="You must have one of the following versions of lcov: $lcov_version_list (found: $lcov_version)."
72 AC_MSG_ERROR([$lcov_msg])
77 if test -z "$GENHTML"; then
78 AC_MSG_ERROR([Could not find genhtml from the lcov package])
81 # Remove all optimization flags from CFLAGS
83 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
84 CPPFLAGS=`echo "$CPPFLAGS" | $SED -e 's/-O[0-9]*//g'`
87 # Add the special gcc flags
88 COVERAGE_CFLAGS="--coverage -DDEBUG"
89 COVERAGE_CXXFLAGS="--coverage -DDEBUG"
90 COVERAGE_LDFLAGS="--coverage -lgcov"