Merge "Update persist.sys.usb.config on runtime" (41346e55) · Commits · e / os / android_system_core

init/property_service.cpp

+19 −0

Original line number	Original line	Diff line number	Diff line
	@@ -43,6 +43,7 @@

	#include <android-base/file.h>		#include <android-base/file.h>
	#include <android-base/logging.h>		#include <android-base/logging.h>
			#include <android-base/properties.h>
	#include <android-base/stringprintf.h>		#include <android-base/stringprintf.h>
	#include <android-base/strings.h>		#include <android-base/strings.h>
	#include <bootimg.h>		#include <bootimg.h>
	@@ -573,10 +574,28 @@ static void load_persistent_properties() {
	}		}
	}		}

			// persist.sys.usb.config values can't be combined on build-time when property
			// files are split into each partition.
			// So we need to apply the same rule of build/make/tools/post_process_props.py
			// on runtime.
			static void update_sys_usb_config() {
			bool is_debuggable = android::base::GetBoolProperty("ro.debuggable", false);
			std::string config = android::base::GetProperty("persist.sys.usb.config", "");
			if (config.empty()) {
			property_set("persist.sys.usb.config", is_debuggable ? "adb" : "none");
			} else if (is_debuggable && config.find("adb") == std::string::npos &&
			config.length() + 4 < PROP_VALUE_MAX) {
			config.append(",adb");
			property_set("persist.sys.usb.config", config);
			}
			}

	void property_load_boot_defaults() {		void property_load_boot_defaults() {
	load_properties_from_file("/default.prop", NULL);		load_properties_from_file("/default.prop", NULL);
	load_properties_from_file("/odm/default.prop", NULL);		load_properties_from_file("/odm/default.prop", NULL);
	load_properties_from_file("/vendor/default.prop", NULL);		load_properties_from_file("/vendor/default.prop", NULL);

			update_sys_usb_config();
	}		}

	static void load_override_properties() {		static void load_override_properties() {