From 5181a4d0efd49a87562cf6612e21f8746ad413b6 Mon Sep 17 00:00:00 2001 From: Stefan Schmidt Date: Mon, 7 Mar 2016 14:33:15 +0100 Subject: [PATCH] build: fix linking with coverage enabled after osx fix After aca6fc8c3611b5e7d4faaed61e52dedf057d7219 there have been problems when linking when having coverage enabled. AC_SEARCH_LIBS was used wrongly here. You need function name first and lib to link against as second argument. The symbol name also has wto leading underscores for me. /usr/lib/gcc/x86_64-pc-linux-gnu/5.3.0/../../../../x86_64-pc-linux-gnu/bin/ld generated: undefined reference to `__gcov_init' --- configure.ac | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 33cd584048..7fde8c3967 100644 --- a/configure.ac +++ b/configure.ac @@ -327,7 +327,7 @@ EFL_CHECK_DOXYGEN([build_doc="yes"], [build_doc="no"]) if test "${want_coverage}" = "yes" ; then AC_CHECK_PROG([have_lcov], [lcov], [yes], [no]) if test "x${have_lcov}" = "xyes" ; then - AC_SEARCH_LIBS([gcov], [_gcov_init]) + AC_SEARCH_LIBS([__gcov_init], [gcov]) EFL_CHECK_COMPILER_FLAGS([EFLALL], [-fprofile-arcs -ftest-coverage]) EFL_CHECK_COMPILER_FLAGS([EFLALL], [-fprofile-instr-generate -fcoverage-mapping]) EFL_CHECK_LINKER_FLAGS([EFLALL], [-fprofile-instr-generate -fcoverage-mapping])