Merge "aconfig: add c codegen" into main (afd8b2d7) · Commits · e / os / android_build

tools/aconfig/src/codegen_cpp.rs

+95 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,16 @@ where
		},
		dir: "",
		},
		FileSpec {
		name: &format!("{}_c.h", header),
		template: include_str!("../templates/c_exported_header.template"),
		dir: "include",
		},
		FileSpec {
		name: &format!("{}_c.cc", header),
		template: include_str!("../templates/c_source_file.template"),
		dir: "",
		},
		];
		files.iter().map(\|file\| generate_file(file, &context)).collect()
		}
		@@ -387,6 +397,71 @@ namespace com::android::aconfig::test {
		}
		"#;

		const C_EXPORTED_HEADER_EXPECTED: &str = r#"
		#ifndef com_android_aconfig_test_c_HEADER_H
		#define com_android_aconfig_test_c_HEADER_H

		#ifdef __cplusplus
		extern "C" {
		#endif

		extern const char* com_android_aconfig_test_DISABLED_RO;
		extern const char* com_android_aconfig_test_DISABLED_RW;
		extern const char* com_android_aconfig_test_ENABLED_RO;
		extern const char* com_android_aconfig_test_ENABLED_RW;

		bool com_android_aconfig_test_disabled_ro();

		bool com_android_aconfig_test_disabled_rw();

		bool com_android_aconfig_test_enabled_ro();

		bool com_android_aconfig_test_enabled_rw();

		void com_android_aconfig_test_override_flag(const char* name, bool val);

		void com_android_aconfig_test_reset_overrides();

		#ifdef __cplusplus
		}
		#endif
		#endif
		"#;

		const C_SOURCE_FILE_EXPECTED: &str = r#"
		#include "com_android_aconfig_test_c.h"
		#include "com_android_aconfig_test.h"
		#include <string>

		const char* com_android_aconfig_test_DISABLED_RO = "com.android.aconfig.test.disabled_ro";
		const char* com_android_aconfig_test_DISABLED_RW = "com.android.aconfig.test.disabled_rw";
		const char* com_android_aconfig_test_ENABLED_RO = "com.android.aconfig.test.enabled_ro";
		const char* com_android_aconfig_test_ENABLED_RW = "com.android.aconfig.test.enabled_rw";

		bool com_android_aconfig_test_disabled_ro() {
		return com::android::aconfig::test::disabled_ro();
		}

		bool com_android_aconfig_test_disabled_rw() {
		return com::android::aconfig::test::disabled_rw();
		}

		bool com_android_aconfig_test_enabled_ro() {
		return com::android::aconfig::test::enabled_ro();
		}

		bool com_android_aconfig_test_enabled_rw() {
		return com::android::aconfig::test::enabled_rw();
		}

		void com_android_aconfig_test_override_flag(const char* name, bool val) {
		com::android::aconfig::test::override_flag(std::string(name), val);
		}

		void com_android_aconfig_test_reset_overrides() {
		com::android::aconfig::test::reset_overrides();
		}
		"#;
		fn test_generate_cpp_code(mode: CodegenMode) {
		let parsed_flags = crate::test::parse_test_flags();
		let generated =
		@@ -435,6 +510,26 @@ namespace com::android::aconfig::test {
		generated_files_map.get(&target_file_path).unwrap()
		)
		);

		target_file_path = String::from("include/com_android_aconfig_test_c.h");
		assert!(generated_files_map.contains_key(&target_file_path));
		assert_eq!(
		None,
		crate::test::first_significant_code_diff(
		C_EXPORTED_HEADER_EXPECTED,
		generated_files_map.get(&target_file_path).unwrap()
		)
		);

		target_file_path = String::from("com_android_aconfig_test_c.cc");
		assert!(generated_files_map.contains_key(&target_file_path));
		assert_eq!(
		None,
		crate::test::first_significant_code_diff(
		C_SOURCE_FILE_EXPECTED,
		generated_files_map.get(&target_file_path).unwrap()
		)
		);
		}

		#[test]

tools/aconfig/templates/c_exported_header.template

0 → 100644

+22 −0

Original line number	Diff line number	Diff line
		#ifndef {header}_c_HEADER_H
		#define {header}_c_HEADER_H

		#ifdef __cplusplus
		extern "C" \{
		#endif

		{{ for item in class_elements}}
		extern const char* {header}_{item.uppercase_flag_name};
		{{ endfor -}}

		{{ for item in class_elements}}
		bool {header}_{item.flag_name}();{{ endfor }}

		void {header}_override_flag(const char* name, bool val);

		void {header}_reset_overrides();

		#ifdef __cplusplus
		}
		#endif
		#endif

tools/aconfig/templates/c_source_file.template

0 → 100644

+21 −0

Original line number	Diff line number	Diff line
		#include "{header}_c.h"
		#include "{header}.h"
		#include <string>

		{{ for item in class_elements}}
		const char* {header}_{item.uppercase_flag_name} = "{item.device_config_flag}";
		{{ endfor - }}

		{{ for item in class_elements}}
		bool {header}_{item.flag_name}() \{
		return {cpp_namespace}::{item.flag_name}();
		}
		{{ endfor }}

		void {header}_override_flag(const char* name, bool val) \{
		{cpp_namespace}::override_flag(std::string(name), val);
		}

		void {header}_reset_overrides() \{
		{cpp_namespace}::reset_overrides();
		}