!35 refactor: liteos_m形态下安全函数库使用内核的libsec

Merge pull request !35 from Zhaotianyu/20220705libsec

BUILD.gn

@@ -24,16 +24,16 @@ config("libsec_public_config") {
 }
 
 if (defined(ohos_lite)) {
-  lite_library("libsec_static") {
-    target_type = "static_library"
-
-    # When the kernel is liteos_m, use //kernel/liteos_m/kal/libsec/BUILD.gn to compile.
-    if (ohos_kernel_type != "liteos_m") {
+  # When the kernel is liteos_m, use //kernel/liteos_m/kal/libsec/BUILD.gn to compile.
+  if (ohos_kernel_type == "liteos_m") {
+    group("libsec_static") {
+    }
+  } else {
+    lite_library("libsec_static") {
+      target_type = "static_library"
       sources = libsec_sources
-    } else {
-      sources = []
+      public_configs = [ ":libsec_public_config" ]
     }
-    public_configs = [ ":libsec_public_config" ]
   }
   lite_library("libsec_shared") {
     target_type = "shared_library"