1 files changed, 48 insertions, 0 deletions
diff --git a/src/is_updated.c b/src/is_updated.c
new file mode 100644
index 0000000..fef759e
--- /dev/null
+++ b/src/is_updated.c
@@ -0,0 +1,48 @@
+/*
+
+  pkgit - package it!
+
+  Copyright (C) 2026 dacctal
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+*/
+
+#include <string.h>
+#include <stdbool.h>
+#include <unistd.h>
+
+#include "is_updated.h"
+
+#include "files.h"
+#include "str.h"
+#include "pkgit_lua.h"
+
+bool is_updated(str *src) {
+	bool result = false;
+	if (str_is_valid(src) && src->len > 0 && chdir(src->data) != 0) return result;
+	str bldit_pkgver = bldit_pkg_getver();
+	str git_tag = cmd_out("git tag | tail -n 1");
+	result = (strstr(git_tag.data, bldit_pkgver.data) != NULL && bldit_pkgver.len != 0);
+	if (result) {
+		str_free(&bldit_pkgver);
+		str_free(&git_tag);
+		return result;
+	}
+	str git_pull = cmd_out("git pull");
+	result = (strstr(git_pull.data, "Already up to date.") != NULL);
+	str_free(&git_tag);
+	str_free(&git_pull);
+	str_free(&bldit_pkgver);
+	return result;
+}