<fix>

覆盖率版本屏蔽dlclose操作，使其不发生段错误
Signed-off-by: Nxiacong <xiacong4@huawei.com>
Change-Id: I11e45a6151ce7ae84312ebb96b778f30d0d664a3
Signed-off-by: Nxiacong <xiacong4@huawei.com>

services/modules/seccomp/seccomp_policy.c

@@ -216,11 +216,11 @@ bool SetSeccompPolicyWithName(const char *filterName)
     } else {
         PLUGIN_LOGE("GetSeccompPolicy failed return is %d", retCode);
     }
-
+#ifndef COVERAGE_TEST
     if (handler != NULL) {
         dlclose(handler);
     }
-
+#endif
     if (filterLibRealPath != NULL) {
         free(filterLibRealPath);
     }

test/unittest/BUILD.gn

@@ -323,10 +323,20 @@ ohos_unittest("init_unittest") {
   }
 
   if (defined(build_seccomp) && build_seccomp) {
-    sources += [ "seccomp/seccomp_unittest.cpp" ]
+    sources += [
+      "../../services/modules/seccomp/seccomp_policy.c",
+      "seccomp/seccomp_unittest.cpp",
+    ]
     include_dirs +=
         [ "//base/startup/init/interfaces/innerkits/seccomp/include" ]
-    external_deps += [ "init:seccomp" ]
+
+    if (build_variant == "root") {
+      defines += [ "WITH_SECCOMP_DEBUG" ]
+    }
+
+    if (use_clang_coverage) {
+      defines += [ "COVERAGE_TEST" ]
+    }
   }
 
   if (defined(build_selinux) && build_selinux) {