!1 [libc]Add GN Build Files and Custom Modifications to Rust Third-party Libraries

Merge pull request !1 from lubinglun/master

BUILD.gn

@@ -0,0 +1,30 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//build/ohos.gni")
+
+ohos_cargo_crate("lib") {
+    crate_name = "libc"
+    crate_type = "rlib"
+    crate_root = "src/lib.rs"
+    output_name = "liblibc"
+
+    sources = ["src/lib.rs"]
+    edition = "2015"
+    cargo_pkg_version = "0.2.139"
+    cargo_pkg_authors = "The Rust Project Developers"
+    cargo_pkg_name = "libc"
+    features = ["std"]
+    build_root = "build.rs"
+    build_sources = ["build.rs"]
+}

src/unix/linux_like/linux/mod.rs

@@ -4470,6 +4470,9 @@ cfg_if! {
     } else if #[cfg(target_env = "gnu")] {
         mod gnu;
         pub use self::gnu::*;
+    } else if #[cfg(target_env = "ohos")] {
+        mod musl;
+        pub use self::musl::*;
     }
 }