Adding upstream version 2.7.6.upstream/2.7.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 45 insertions, 0 deletions

diff --git a/m4/code-coverage.m4 b/m4/code-coverage.m4
new file mode 100644
index 0000000..c0b986a
--- /dev/null
+++ b/m4/code-coverage.m4
@@ -0,0 +1,45 @@
+# Copyright 2014 CZ.NIC, z.s.p.o.
+#
+# This program is free software: you can redistribute it and/or modify it 
+# under the terms of the GNU General Public License version 3, as published 
+# by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful, but 
+# WITHOUT ANY WARRANTY; without even the implied warranties of 
+# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR 
+# PURPOSE.  See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along 
+# with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+AC_DEFUN([AX_CODE_COVERAGE], [
+	dnl Check for --enable-code-coverage
+	AC_ARG_ENABLE([code-coverage],
+		AS_HELP_STRING([--enable-code-coverage], [enable code coverage testing with gcov]),
+		[enable_code_coverage=$enableval],
+		[enable_code_coverage=no]
+	)
+	AM_CONDITIONAL([CODE_COVERAGE_ENABLED], [test "$enable_code_coverage" = "yes"])
+	AC_SUBST([CODE_COVERAGE_ENABLED], [$enable_code_coverage])
+
+	AS_IF([test "$enable_code_coverage" = "yes"], [
+		AC_CHECK_PROG([LCOV], [lcov], [lcov])
+		AC_CHECK_PROG([GENHTML], [genhtml], [genhtml])
+
+		AS_IF([test -z "$LCOV"], [
+			AC_MSG_ERROR([Could not find lcov])
+		])
+		AS_IF([test -z "$GENHTML"], [
+			AC_MSG_ERROR([Could not find genhtml from the lcov package])
+		])
+	
+		dnl Remove all optimization flags from CFLAGS
+		changequote({,})
+		CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
+		changequote([,])
+	
+		dnl Add the coverage flags (clang, gcc)
+		CFLAGS="$CFLAGS --coverage"
+		LDFLAGS="$LDFLAGS --coverage"
+	])
+]) # AC_CODE_COVERAGE