upgrade.c 1.63 KB
Newer Older
Timo Teräs's avatar
Timo Teräs committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
/* upgrade.c - Alpine Package Keeper (APK)
 *
 * Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
 * Copyright (C) 2008 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 <errno.h>
#include <stdio.h>
#include <zlib.h>
#include "apk_applet.h"
#include "apk_database.h"
#include "apk_state.h"

Timo Teräs's avatar
Timo Teräs committed
19 20 21 22 23 24 25 26 27 28 29 30
static int upgrade_parse(void *ctx, int optch, int optindex, const char *optarg)
{
	switch (optch) {
	case 'a':
		apk_flags |= APK_PREFER_AVAILABLE;
		break;
	default:
		return -1;
	}
	return 0;
}

Timo Teräs's avatar
Timo Teräs committed
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
static int upgrade_main(void *ctx, int argc, char **argv)
{
	struct apk_database db;
	struct apk_state *state = NULL;
	int i, r;

	apk_flags |= APK_UPGRADE;

	r = apk_db_open(&db, apk_root, APK_OPENF_WRITE);
	if (r != 0)
		return r;

	state = apk_state_new(&db);
	for (i = 0; i < db.world->num; i++) {
		r = apk_state_lock_dependency(state, &db.world->item[i]);
		if (r != 0) {
			apk_error("Unable to upgrade '%s'",
				  db.world->item[i].name->name);
			goto err;
		}
	}
	r = apk_state_commit(state, &db);
err:
	if (state != NULL)
		apk_state_unref(state);
	apk_db_close(&db);
	return r;
}

Timo Teräs's avatar
Timo Teräs committed
60 61 62 63
static struct option upgrade_options[] = {
	{ "available",	no_argument,		NULL, 'a' },
};

Timo Teräs's avatar
Timo Teräs committed
64 65
static struct apk_applet apk_upgrade = {
	.name = "upgrade",
Timo Teräs's avatar
Timo Teräs committed
66 67 68 69
	.usage = "[-a|--available]",
	.num_options = ARRAY_SIZE(upgrade_options),
	.options = upgrade_options,
	.parse = upgrade_parse,
Timo Teräs's avatar
Timo Teräs committed
70 71 72 73 74
	.main = upgrade_main,
};

APK_DEFINE_APPLET(apk_upgrade);