build-sys: integrate coverage report

[thirdparty/kmod.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 3be31982bdd00f576b6218b99a995f02f58f3baf..648ff127b43961b067fa6088c42c1c2b7290f0e8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -151,6 +151,28 @@ AS_IF([test "x$enable_python" = "xyes"], [
 ])
 AM_CONDITIONAL([BUILD_PYTHON], [test "x$enable_python" = "xyes"])
 
+AC_ARG_ENABLE([coverage],
+       AS_HELP_STRING([--enable-coverage], [enable test coverage @<:@default=disabled@:>@]),
+       [], [enable_coverage=no])
+AS_IF([test "x$enable_coverage" = "xyes"], [
+       AC_CHECK_PROG(have_coverage, [lcov], [yes], [no])
+       AS_IF([test "x$have_coverage" = xno],[
+               AC_MSG_ERROR([*** lcov support requested but the program was not found])
+       ], [
+               lcov_version_major="`lcov --version | cut -d ' ' -f 4 | cut -d '.' -f 1`"
+               lcov_version_minor="`lcov --version | cut -d ' ' -f 4 | cut -d '.' -f 2`"
+               AS_IF([test "$lcov_version_major" -lt 1 -o "$lcov_version_minor" -lt 10], [
+                       AC_MSG_ERROR([*** lcov version is too old. 1.10 required])
+               ], [
+                       have_coverage=yes
+                        CC_CHECK_FLAGS_APPEND([with_coverage_cflags], [CFLAGS], [\
+                        -fprofile-arcs \
+                        -ftest-coverage])
+               ])
+        ])
+])
+AM_CONDITIONAL([ENABLE_COVERAGE], [test "x$enable_coverage" = "xyes"])
+
 m4_ifdef([GTK_DOC_CHECK], [
 GTK_DOC_CHECK([1.14],[--flavour no-tmpl-flat])
 ], [
@@ -204,7 +226,7 @@ CC_CHECK_FLAGS_APPEND(with_cflags, [CFLAGS], [\
                       -fvisibility=hidden \
                       -ffunction-sections \
                       -fdata-sections])
-AC_SUBST([OUR_CFLAGS], $with_cflags)
+AC_SUBST([OUR_CFLAGS], "$with_cflags $with_coverage_cflags")
 
 
 CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [ \
@@ -249,6 +271,7 @@ AC_MSG_RESULT([
        logging:                ${enable_logging}
        compression:            xz=${with_xz}  zlib=${with_zlib}
        debug:                  ${enable_debug}
+       coverage:               ${enable_coverage}
        doc:                    ${enable_gtk_doc}
        man:                    ${enable_manpages}
 ])