add simple stats applet

1 files changed, 65 insertions, 0 deletions

diff --git a/src/stats.c b/src/stats.c
new file mode 100644
index 0000000..5dc2561
--- /dev/null
+++ b/src/stats.c
@@ -0,0 +1,65 @@
+/* stats.c - Alpine Package Keeper (APK)
+ *
+ * Copyright (C) 2013 Timo Teräs <timo.teras@iki.fi>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation. See http://www.gnu.org/ for details.
+ */
+
+#include <stdio.h>
+#include "apk_defines.h"
+#include "apk_applet.h"
+#include "apk_database.h"
+
+static int list_count(struct list_head *h)
+{
+	struct list_head *n;
+	int c = 0;
+
+	list_for_each(n, h)
+		c++;
+
+	return c;
+}
+
+static int stats_main(void *ctx, struct apk_database *db, struct apk_string_array *args)
+{
+	extern struct apk_hash atom_hash;
+
+	printf(
+		"installed:\n"
+		"  packages: %d\n"
+		"  dirs: %d\n"
+		"  files: %d\n"
+		"  bytes: %zu\n"
+		"  triggers: %d\n"
+		"available:\n"
+		"  names: %d\n"
+		"  packages: %d\n"
+		"atoms:\n"
+		"  num: %d\n"
+		,
+		db->installed.stats.packages,
+		db->installed.stats.dirs,
+		db->installed.stats.files,
+		db->installed.stats.bytes,
+		list_count(&db->installed.triggers),
+		db->available.names.num_items,
+		db->available.packages.num_items,
+		atom_hash.num_items
+		);
+	return 0;
+}
+
+static struct apk_applet stats_applet = {
+	.name = "stats",
+	.help = "Show statistics about repositories and installations",
+	.open_flags = APK_OPENF_READ,
+	.main = stats_main,
+};
+
+APK_DEFINE_APPLET(stats_applet);
+
+