chore: update use async_simple as a dependency (#335)

* chore: update use `async_simple` as a dependency

* update

* remove ASYNC_SIMPLE_HAS_NOT_AIO from libasync_simple

.bazelignore

@@ -0,0 +1,2 @@
+bazel/support
+build

.gitignore

@@ -6,7 +6,7 @@ build_options.*
 config.log
 *.o
 build/
-build*
+build*/
 _external/
 core.*
 \#*\#
@@ -26,6 +26,7 @@ coro_trace.log
 *.log
 test.h
 bazel-*
+!.bazelignore
 !.bazelrc
 cmake-build-debug
 !docs/.vitepress

BUILD.bazel

@@ -3,25 +3,24 @@ load("//bazel/config:copt.bzl", "ASYNC_SIMPLE_COPTS")
 uthread_prefix = "async_simple/uthread/internal/"
 
 uthread_srcs = [
-
 ] + select({
     "//bazel/config:async_simple_with_uthread": [
         "async_simple/uthread/internal/thread_impl.h",
         "async_simple/uthread/internal/thread.cc",
     ],
-    "//conditions:default" : [],
+    "//conditions:default": [],
 }) + select({
     "//bazel/config:linux_x86_64": glob([uthread_prefix + "Linux/" + "x86_64/*.S"]),
     "//bazel/config:linux_aarch64": glob([uthread_prefix + "Linux/" + "aarch64/*.S"]),
     "//bazel/config:linux_ppc64le": glob([uthread_prefix + "Linux/" + "ppc64le/*.S"]),
     "//bazel/config:darwin_x86_64": glob([uthread_prefix + "Darwin/" + "x86_64/*.S"]),
     "//bazel/config:darwin_aarch64": glob([uthread_prefix + "Darwin/" + "arm64/*.S"]),
-    "//conditions:default" : [],
+    "//conditions:default": [],
 })
 
 uthread_hdrs = select({
     "//bazel/config:async_simple_with_uthread": glob([
-        "async_simple/uthread/internal/thread.h",
+        "async_simple/uthread/internal/*.h",
         "async_simple/uthread/*.h",
     ]),
     "//conditions:default": [],
@@ -30,14 +29,14 @@ uthread_hdrs = select({
 cc_library(
     name = "simple_executors",
     hdrs = glob(["async_simple/executors/*.h"]),
-    linkopts = select({
-        "//bazel/config:async_simple_has_not_aio": [],
-        "//conditions:default": ["-laio"],
-    }),
     defines = select({
         "//bazel/config:async_simple_has_not_aio": ["ASYNC_SIMPLE_HAS_NOT_AIO"],
         "//conditions:default": [],
     }),
+    linkopts = select({
+        "//bazel/config:async_simple_has_not_aio": [],
+        "//conditions:default": ["-laio"],
+    }),
     visibility = ["//visibility:public"],
 )
 
@@ -49,16 +48,12 @@ cc_library(
     hdrs = glob([
         "async_simple/*.h",
         "async_simple/coro/*.h",
-        "async_simple/util/*.h"
+        "async_simple/util/*.h",
     ]) + uthread_hdrs,
     copts = ASYNC_SIMPLE_COPTS,
-    visibility = ["//visibility:public"],
     linkopts = select({
         "@platforms//os:windows": [],
         "//conditions:default": ["-lpthread"],
     }),
-    defines = select({
-        "//bazel/config:async_simple_has_not_aio": ["ASYNC_SIMPLE_HAS_NOT_AIO"],
-        "//conditions:default": [],
-    }),
+    visibility = ["//visibility:public"],
 )

README.md

@@ -166,6 +166,7 @@ bazel build --copt='-O0' --copt='-ggdb' ...
 ```
 - See [this](https://bazel.build/run/build) get more infomation
 - ` ...` Indicates recursively scan all targets, recognized as `../..` in `oh-my-zsh`, can be replaced by other `shell` or `bash -c 'commond'` to run, such as `bash -c 'bazel build' ...` or use `bazel build ...:all`
+- Use `async_simple` as a dependency, see also [bazel support](bazel/support/README.md)
 
 # Docker Compile Environment
 ```

README_CN.md

@@ -159,6 +159,7 @@ bazel build --copt='-O0' --copt='-ggdb' ...
 ```
 - 看[这里](https://bazel.build/run/build)获得`bazel build`的更多信息
 - `...`表示递归扫描所有目标，在`oh-my-zsh`中被识别为`../..`，可更换其他`shell`或使用`bash -c 'command.'`运行，例如`bash -c 'bazel build ...'`， 或者使用`bazel build ...:all`
+- 使用`async_simple`作为第三方依赖库，也可以看看[bazel support](bazel/support/README.md)
 
 # Docker 编译环境
 ```

bazel/support/BUILD.bazel

@@ -0,0 +1,16 @@
+config_setting(
+    name = "msvc_compiler",
+    flag_values = {
+        "@bazel_tools//tools/cpp:compiler": "msvc-cl",
+    },
+)
+
+cc_binary(
+    name = "hello",
+    srcs = ["hello.cc"],
+    copts = select({
+        ":msvc_compiler": ["/std:c++20"],
+        "//conditions:default": ["-std=c++20"],
+    }),
+    deps = ["@com_github_async_simple//:async_simple"],
+)

bazel/support/README.md

@@ -13,6 +13,7 @@ hello-async_simple/
 │   └── hello.cc
 └── WORKSPACE.bazel
 ```
+You can find these files in this directory.
 
 *hello.cc:*
 ```cpp
@@ -25,21 +26,12 @@ int main() {
     });
 }
 ```
+This is an example of `async_simple::uthread`. [hello.cc](hello.cc) is an example of `async_simple::Lazy`.
 The expected output of this example is `Hello async_simple!`.
 
-*WORKSPACE.bazel*:
+*[WORKSPACE.bazel](WORKSPACE.bazel)*:
+You can also use the `http_archive` method to download async_simple:
 ```python
-# Use git_repository
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
-
-ASYNC_SIMPLE_COMMID_ID = ""
-
-git_repository(
-    name = "com_github_async_simple",
-    commit = ASYNC_SIMPLE_COMMID_ID,
-    remote = "https://github.com/alibaba/async_simple.git",
-)
-
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 # Use http_archive
@@ -58,7 +50,7 @@ load("@com_github_async_simple//bazel/config:deps.bzl", "async_simple_dependenci
 async_simple_dependencies()
 ```
 
-*BUILD.bazel*:
+*[BUILD.bazel](BUILD.bazel)*:
 ```python
 cc_binary(
     name = "hello",

bazel/support/WORKSPACE.bazel

@@ -0,0 +1,16 @@
+workspace(name = "hello_async_simple")
+
+load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
+
+ASYNC_SIMPLE_COMMID_ID = "8ccc63142b23c6660f61d58f08a151020fa39da0"
+
+git_repository(
+    name = "com_github_async_simple",
+    commit = ASYNC_SIMPLE_COMMID_ID,
+    remote = "https://github.com/alibaba/async_simple.git",
+)
+
+# Load async_simple async_simple_dependencies
+load("@com_github_async_simple//bazel/config:deps.bzl", "async_simple_dependencies")
+
+async_simple_dependencies()

bazel/support/hello.cc

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2023, Alibaba Group Holding Limited;
+ *
+ * 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.
+ */
+
+#include <iostream>
+#include "async_simple/coro/Lazy.h"
+
+async_simple::coro::Lazy<std::string> hello() { co_return "Hello World"; }
+
+int main() {
+    hello().start([](auto&& result) {
+        if (!result.hasError()) {
+            std::cout << result.value() << std::endl;
+        }
+    });
+}