Integrate lcov/gcov into Libav

The gcov/lcov are a common toolchain for visualizing code coverage with
the GNU/Toolchain. The documentation and implementation of this
integration was heavily inspired from the blog entry by Mike Melanson:
http://multimedia.cx/eggs/using-lcov-with-ffmpeg/

1 files changed, 4 insertions, 0 deletions

diff --git a/configure b/configure
index 10246e527f..8c07d0af31 100755
--- a/configure
+++ b/configure
@@ -2173,6 +2173,10 @@ case "$toolchain" in
         ar_default="lib"
         target_os_default="win32"
     ;;
+    gcov)
+        add_cflags  -fprofile-arcs -ftest-coverage
+        add_ldflags -fprofile-arcs -ftest-coverage
+    ;;
     ?*)
         die "Unknown toolchain $toolchain"
     ;;