Function add_file_cb

archive.c:562–624

}

static int add_file_cb(const struct option *opt, const char *arg, int unset)
{
	struct archiver_args *args = opt->value;
	const char **basep = (const char **)opt->defval;
	const char *base = *basep;
	char *path;
	struct string_list_item *item;
	struct extra_file_info *info;

	if (unset) {
		string_list_clear_func(&args->extra_files,
				       extra_file_info_clear);
		return 0;
	}

	if (!arg)
		return -1;

	info = xmalloc(sizeof(*info));
	info->base = xstrdup_or_null(base);

	if (!strcmp(opt->long_name, "add-file")) {
		path = prefix_filename(args->prefix, arg);
		if (stat(path, &info->stat))
			die(_("File not found: %s"), path);
		if (!S_ISREG(info->stat.st_mode))
			die(_("Not a regular file: %s"), path);
		info->content = NULL; /* read the file later */
	} else if (!strcmp(opt->long_name, "add-virtual-file")) {
		struct strbuf buf = STRBUF_INIT;
		const char *p = arg;

		if (*p != '"')
			p = strchr(p, ':');
		else if (unquote_c_style(&buf, p, &p) < 0)
			die(_("unclosed quote: '%s'"), arg);

		if (!p || *p != ':')
			die(_("missing colon: '%s'"), arg);

		if (p == arg)
			die(_("empty file name: '%s'"), arg);

		path = buf.len ?
			strbuf_detach(&buf, NULL) : xstrndup(arg, p - arg);

		if (args->prefix) {
			char *save = path;
			path = prefix_filename(args->prefix, path);
			free(save);
		}
		memset(&info->stat, 0, sizeof(info->stat));
		info->stat.st_mode = S_IFREG | 0644;
		info->content = xstrdup(p + 1);
		info->stat.st_size = strlen(info->content);
	} else {
		BUG("add_file_cb() called for %s", opt->long_name);
	}