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77 lines
2.3 KiB
77 lines
2.3 KiB
# Checks for existence of coverage tools:
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# * gcov
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# * lcov
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# * genhtml
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# * gcovr
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#
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# Sets ac_cv_check_gcov to yes if tooling is present
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# and reports the executables to the variables LCOV, GCOVR and GENHTML.
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AC_DEFUN([AC_TDD_GCOV],
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[
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AC_ARG_ENABLE(gcov,
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AS_HELP_STRING([--enable-gcov],
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[enable coverage testing with gcov]),
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[use_gcov=$enableval], [use_gcov=no])
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AM_CONDITIONAL(HAVE_GCOV, test "x$use_gcov" = "xyes")
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if test "x$use_gcov" = "xyes"; then
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# we need gcc:
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if test "$GCC" != "yes"; then
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AC_MSG_ERROR([GCC is required for --enable-gcov])
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fi
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# Check if ccache is being used
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AC_CHECK_PROG(SHTOOL, shtool, shtool)
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case `$SHTOOL path $CC` in
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*ccache*[)] gcc_ccache=yes;;
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*[)] gcc_ccache=no;;
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esac
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if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
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AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
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fi
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lcov_version_list="1.6 1.7 1.8 1.9 1.10"
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AC_CHECK_PROG(LCOV, lcov, lcov)
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AC_CHECK_PROG(GENHTML, genhtml, genhtml)
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if test "$LCOV"; then
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AC_CACHE_CHECK([for lcov version], glib_cv_lcov_version, [
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glib_cv_lcov_version=invalid
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lcov_version=`$LCOV -v 2>/dev/null | $SED -e 's/^.* //'`
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for lcov_check_version in $lcov_version_list; do
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if test "$lcov_version" = "$lcov_check_version"; then
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glib_cv_lcov_version="$lcov_check_version (ok)"
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fi
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done
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])
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else
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lcov_msg="To enable code coverage reporting you must have one of the following lcov versions installed: $lcov_version_list"
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AC_MSG_ERROR([$lcov_msg])
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fi
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case $glib_cv_lcov_version in
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""|invalid[)]
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lcov_msg="You must have one of the following versions of lcov: $lcov_version_list (found: $lcov_version)."
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AC_MSG_ERROR([$lcov_msg])
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LCOV="exit 0;"
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;;
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esac
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if test -z "$GENHTML"; then
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AC_MSG_ERROR([Could not find genhtml from the lcov package])
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fi
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# Remove all optimization flags from CFLAGS
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changequote({,})
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CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
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changequote([,])
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# Add the special gcc flags
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COVERAGE_CFLAGS="-O0 -fprofile-arcs -ftest-coverage"
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COVERAGE_CXXFLAGS="-O0 -fprofile-arcs -ftest-coverage"
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COVERAGE_LDFLAGS="-lgcov"
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fi
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]) # AC_TDD_GCOV
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