feat: make --version flag optional build (#39)

Author: zaucy

.bazelrc

@@ -1,6 +1,7 @@
 import %workspace%/bazel/common.bazelrc
 
 common [email protected]//:use_std_fs
+common --//:use_sdk_version
 build:windows --workspace_status_command=bazel/tools/wsc.cmd
 build:linux --workspace_status_command=bazel/tools/wsc.sh
 

BUILD.bazel

@@ -1,10 +1,15 @@
 load("@rules_cc//cc:defs.bzl", "cc_binary")
 load("@rules_ecsact//ecsact:toolchain.bzl", "ecsact_toolchain")
+load("@bazel_skylib//rules:common_settings.bzl", "bool_flag")
 load("//bazel/tools:cc_stamp_header.bzl", "cc_stamp_header")
 load("//bazel:copts.bzl", "copts")
 
 package(default_visibility = ["//visibility:public"])
 
+bool_flag(name = "use_sdk_version", build_setting_default = False)
+config_setting(name = "use_sdk_version_enabled", flag_values = {":use_sdk_version": "true"})
+config_setting(name = "use_sdk_version_disabled", flag_values = {":use_sdk_version": "false"})
+
 cc_stamp_header(
     name = "bazel_stamp_header",
     out = "bazel_stamp_header.hh",
@@ -16,6 +21,10 @@ cc_binary(
         "ecsact_cli.cc",
         "bazel_stamp_header.hh",
     ],
+    defines = select({
+        ":use_sdk_version_enabled": ["ECSACT_CLI_USE_SDK_VERSION"],
+        ":use_sdk_version_disabled": [],
+    }),
     copts = copts,
     stamp = 1,
     deps = [

ecsact_cli.cc

@@ -83,10 +83,19 @@ int main(int argc, char* argv[]) {
 		if(command == "-h" || command == "--help") {
 			print_usage();
 			return 0;
-		} else if(command == "-v" || command == "--version") {
+		}
+
+		if(command == "-v" || command == "--version") {
+#ifdef ECSACT_CLI_USE_SDK_VERSION
 			std::cout << STABLE_ECSACT_SDK_VERSION << "\n";
 			return 0;
-		} else if(command.starts_with('-')) {
+#else
+			std::cerr << "No version available in this build\n";
+			return 1;
+#endif
+		}
+
+		if(command.starts_with('-')) {
 			std::cerr << "Expected subcommand and instead got '" << command << "'\n";
 			print_usage();
 			return 1;

test/.bazelrc

@@ -1,7 +1,5 @@
 import %workspace%/../bazel/common.bazelrc
 
 common [email protected]//:use_std_fs
-build:windows --workspace_status_command=../bazel/tools/wsc.cmd
-build:linux --workspace_status_command=../bazel/tools/wsc.sh
 
 try-import %workspace%/user.bazelrc