Function main

lightningd/lightningd.c:1167–1580

}

int main(int argc, char *argv[])
{
	struct lightningd *ld;
	int connectd_gossipd_fd;
	int stop_fd;
	struct timers *timers;
	const char *stop_response;
	struct htlc_in_map *unconnected_htlcs_in;
	int sigchld_rfd;
	struct io_conn *sigchld_conn = NULL;
	int exit_code = 0;
	char **orig_argv;
	bool try_reexec;
	size_t num_channels;

	/*~ What happens in strange locales should stay there. */
	setup_locale();

	/*~ This handles --dev-debug-self really early, which we otherwise ignore */
	daemon_developer_mode(argv);

	/*~ This sets up SIGCHLD to make sigchld_rfd readable. */
	sigchld_rfd = setup_sig_handlers();

	/*~ This checks that the system-installed libraries (usually
	 * dynamically linked) actually are compatible with the ones we
	 * compiled with.
	 *
	 * The header itself is auto-generated every time the version of the
	 * installed libraries changes, as we had an sqlite3 version update
	 * which broke people, and "make" didn't think there was any work to
	 * do, so rebuilding didn't fix it. */
	check_linked_library_versions();

	/*~ Every daemon calls this in some form: the hooks are for dumping
	 * backtraces when we crash (if supported on this platform). */
	daemon_setup(argv[0], log_backtrace_print, log_backtrace_exit);

	/*~ We enable trace as early as possible, but it uses support functions
	 * (particularly if we're avoid entropy) so do it after daemon_setup. */
	trace_span_start("lightningd/startup", argv);

	/*~ There's always a battle between what a constructor like this
	 * should do, and what should be added later by the caller.  In
	 * general, because we use valgrind heavily for testing, we prefer not
	 * to initialize unused fields which we expect the caller to set:
	 * valgrind will warn us if we make decisions based on uninitialized
	 * variables. */
	ld = new_lightningd(NULL);
	ld->state = LD_STATE_INITIALIZING;
	log_info(ld->log, "%s", version());

	/*~ We store an copy of our arguments before parsing mangles them, so
	 * we can re-exec if versions of subdaemons change.  Note the use of
	 * notleak() since our leak-detector can't find orig_argv on the
	 * stack. */
	orig_argv = notleak(tal_arr(ld, char *, argc + 1));
	for (size_t i = 1; i < argc; i++)