Add new util function

native/jni/core/bootstages.cpp

@@ -525,7 +525,7 @@ static void dump_logs() {
 	rename(LOGFILE, LOGFILE ".bak");
 	log_dump = true;
 	// Start a daemon thread and wait indefinitely
-	new_daemon_thread([](auto) -> void* {
+	new_daemon_thread([]() -> void {
 		int fd = xopen(LOGFILE, O_WRONLY | O_APPEND | O_CREAT | O_CLOEXEC, 0644);
 		exec_t exec {
 			.fd = fd,
@@ -535,10 +535,9 @@ static void dump_logs() {
 		close(fd);
 		if (pid < 0) {
 			log_dump = false;
-			return nullptr;
+		} else {
-		}
 			waitpid(pid, nullptr, 0);
-		return nullptr;
+		}
 	});
 }
 

native/jni/magiskhide/hide_utils.cpp

@@ -322,10 +322,7 @@ void auto_start_magiskhide() {
 	db_settings dbs;
 	get_db_settings(dbs, HIDE_CONFIG);
 	if (dbs[HIDE_CONFIG]) {
-		new_daemon_thread([](auto) -> void* {
+		new_daemon_thread([]() -> void { launch_magiskhide(-1); });
-			launch_magiskhide(-1);
-			return nullptr;
-		});
 	}
 }
 

native/jni/utils/include/utils.h

@@ -208,6 +208,7 @@ int parse_int(S __s) { return parse_int(__s.data()); }
 
 int new_daemon_thread(void *(*start_routine) (void *), void *arg = nullptr,
 		const pthread_attr_t *attr = nullptr);
+int new_daemon_thread(std::function<void()> &&fn);
 
 struct exec_t {
 	bool err = false;

native/jni/utils/misc.cpp

@@ -200,6 +200,17 @@ int new_daemon_thread(void *(*start_routine) (void *), void *arg, const pthread_
 	return ret;
 }
 
+static void *proxy_routine(void *fp) {
+	auto fn = reinterpret_cast<std::function<void()>*>(fp);
+	(*fn)();
+	delete fn;
+	return nullptr;
+}
+
+int new_daemon_thread(std::function<void()> &&fn) {
+	return new_daemon_thread(proxy_routine, new std::function<void()>(std::move(fn)));
+}
+
 static char *argv0;
 static size_t name_len;
 void init_argv0(int argc, char **argv) {