From e2340a78cd657c2398f1076f6f0b87a3dca25540 Mon Sep 17 00:00:00 2001 From: Rob Taylor Date: Fri, 8 Feb 2008 18:09:05 +0000 Subject: Added: 2008-02-08 Rob Taylor * Makefile.am: * configure.ac: * gcov.mak: Added: * girepository/Makefile.am: * m4/Makefile.am: Added: * m4/as-compiler-flag.m4: Added: * m4/gcov.m4: Added: * tools/Makefile.am: Add ability to generate a coverage report. Adds configure option --enable-gcov and make rule 'check-coverage'. svn path=/trunk/; revision=105 --- m4/gcov.m4 | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 m4/gcov.m4 (limited to 'm4/gcov.m4') diff --git a/m4/gcov.m4 b/m4/gcov.m4 new file mode 100644 index 00000000..c96eddac --- /dev/null +++ b/m4/gcov.m4 @@ -0,0 +1,47 @@ +AC_DEFUN([GI_ENABLE_GCOV], +[ + AC_ARG_ENABLE(gcov, + AC_HELP_STRING([--enable-gcov], + [compile with coverage profiling instrumentation (gcc only)]), + enable_gcov=$enableval, + enable_gcov=no) + if test x$enable_gcov = xyes ; then + if test "x$GCC" != "xyes" + then + AC_MSG_ERROR([gcov only works if gcc is used]) + fi + + AS_COMPILER_FLAG(["-fprofile-arcs"], + [GCOV_CFLAGS="$GCOV_CFLAGS -fprofile-arcs"], + true) + AS_COMPILER_FLAG(["-ftest-coverage"], + [GCOV_CFLAGS="$GCOV_CFLAGS -ftest-coverage"], + true) + dnl libtool 1.5.22 and lower strip -fprofile-arcs from the flags + dnl passed to the linker, which is a bug; -fprofile-arcs implicitly + dnl links in -lgcov, so we do it explicitly here for the same effect + GCOV_LIBS=-lgcov + AC_SUBST(GCOV_CFLAGS) + AC_SUBST(GCOV_LIBS) + GCOV=`echo $CC | sed s/gcc/gcov/g` + AC_SUBST(GCOV) + + GI_GCOV_ENABLED=yes + AC_DEFINE_UNQUOTED(GI_GCOV_ENABLED, 1, + [Defined if gcov is enabled to force a rebuild due to config.h changing]) + dnl if gcov is used, we do not want default -O2 CFLAGS + if test "x$GI_GCOV_ENABLED" = "xyes" + then + CFLAGS="-g -O0" + AC_SUBST(CFLAGS) + CXXFLAGS="-g -O0" + AC_SUBST(CXXFLAGS) + FFLAGS="-g -O0" + AC_SUBST(FFLAGS) + CCASFLAGS="-g -O0" + AC_SUBST(CCASFLAGS) + AC_MSG_NOTICE([gcov enabled, setting CFLAGS and friends to $CFLAGS]) + fi + fi + AM_CONDITIONAL(GI_GCOV_ENABLED, test x$enable_gcov = xyes) +]) -- cgit v1.2.1