!111 编译选项增加对coverage版本的适配

Merge pull request !111 from muyouquan123/master

BUILD.gn

@@ -1617,12 +1617,19 @@ action("gen_config_header") {
   if (ffmpeg_selected_platform == "aarch64") {
     deps = [ "//third_party/musl:musl_libs" ]
   }
+
+  ucc = "false"
+  if (use_clang_coverage) {
+    ucc = "true"
+  }
+
   args = [
     rebase_path("//third_party/ffmpeg", root_build_dir),
     rebase_path("${target_gen_dir}/include/", root_build_dir),
     ffmpeg_selected_platform,
     rebase_path(default_clang_base_path, root_build_dir),
     rebase_path(sysroot, root_build_dir),
+    ucc,
   ]
 
   outputs = [ "${target_gen_dir}/include/config.h" ]

ohos_config.sh

@@ -8,6 +8,7 @@ FFMPEG_OUT_PATH=$2
 FFMPEG_PLAT=$3
 LLVM_PATH=$4
 SYSROOT_PATH=$5
+USE_CLANG_COVERAGE=$6
 
 if [ ${FFMPEG_PLAT} = "aarch64" ]; then
 
@@ -76,6 +77,22 @@ EXTRA_LDFLAGS="
     --sysroot=${SYSROOT_PATH}
 "
 
+if [ ${USE_CLANG_COVERAGE} = "true" ]; then
+    EXTRA_CFLAGS="
+        --target=aarch64-linux-ohos
+        --sysroot=${SYSROOT_PATH}
+        --coverage
+        -mllvm
+        -limited-coverage-experimental=true
+    "
+    EXTRA_LDFLAGS="
+        --target=aarch64-linux-ohos
+        --sysroot=${SYSROOT_PATH}
+        --coverage
+        -fno-use-cxa-atexit
+    "
+fi
+
 FF_CONFIG_OPTIONS=`echo $FF_CONFIG_OPTIONS`
 
 ${FFMPEG_PATH}/configure ${FF_CONFIG_OPTIONS} --extra-cflags="${EXTRA_CFLAGS}" --extra-ldflags="${EXTRA_LDFLAGS}"