Function parse_include

common/configdir.c:84–160

}

static void parse_include(const char *filename, bool must_exist, bool early,
			  size_t depth)
{
	char *contents, **lines;
	char **all_args; /*For each line: either `--`argument, include file, or NULL*/
	char *argv[3];
	int i, argc;

	contents = grab_file(NULL, filename);

	/* The default config doesn't have to exist, but if the config was
	 * specified on the command line it has to exist. */
	if (!contents) {
		if (must_exist)
			err(1, "Opening and reading %s", filename);
		return;
	}

	lines = tal_strsplit(contents, contents, "\r\n", STR_EMPTY_OK);

	/* We have to keep all_args around, since opt will point into it: use
	 * magic tal name to tell memleak this isn't one. */
	all_args = tal_arr_label(options_ctx, char *, tal_count(lines) - 1,
				 TAL_LABEL(options_array_notleak, ""));

	for (i = 0; i < tal_count(lines) - 1; i++) {
		if (strstarts(lines[i], "#")) {
			all_args[i] = NULL;
		} else if (strstarts(lines[i], "include ")) {
			/* If relative, it's relative to current config file */
			all_args[i] = path_join(all_args,
						take(path_dirname(NULL,
								  filename)),
						lines[i] + strlen("include "));
		} else {
			/* Only valid forms are "foo" and "foo=bar" */
			all_args[i] = tal_fmt(all_args, "--%s", lines[i]);
		}
		/* This isn't a leak either */
		if (all_args[i])
			tal_set_name(all_args[i], TAL_LABEL(config_notleak, ""));
	}

	/*
	For each line we construct a fake argc,argv commandline.
	argv[1] is the only element that changes between iterations.
	*/
	argc = 2;
	argv[0] = cast_const(char *, filename);
	argv[argc] = NULL;

	for (i = 0; i < tal_count(all_args); i++) {
		if (all_args[i] == NULL)
			continue;

		if (!strstarts(all_args[i], "--")) {
			/* There could be more, but this gives a hint. */
			if (depth > 100)