77 lines
1.7 KiB
C
77 lines
1.7 KiB
C
/* ver.c - Alpine Package Keeper (APK)
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*
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* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
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* Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi>
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation. See http://www.gnu.org/ for details.
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*/
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#include <stdio.h>
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#include "apk_defines.h"
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#include "apk_applet.h"
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#include "apk_database.h"
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#include "apk_version.h"
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static int res2char(int res)
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{
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switch (res) {
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case APK_VERSION_LESS:
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return '<';
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case APK_VERSION_GREATER:
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return '>';
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case APK_VERSION_EQUAL:
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return '=';
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default:
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return '?';
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}
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}
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static int ver_main(int argc, char **argv)
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{
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struct apk_database db;
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struct apk_name *name;
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struct apk_package *pkg, *upg, *tmp;
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struct hlist_node *c;
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int i, r;
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if (argc == 2) {
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r = apk_version_compare(APK_BLOB_STR(argv[0]),
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APK_BLOB_STR(argv[1]));
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printf("%c\n", res2char(r));
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return 0;
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}
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apk_db_init(&db, "/home/fabled/tmproot/");
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apk_db_read_config(&db);
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hlist_for_each_entry(pkg, c, &db.installed.packages, installed_pkgs_list) {
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name = pkg->name;
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upg = pkg;
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for (i = 0; i < name->pkgs->num; i++) {
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tmp = name->pkgs->item[i];
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if (tmp->name != name)
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continue;
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r = apk_version_compare(APK_BLOB_STR(tmp->version),
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APK_BLOB_STR(upg->version));
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if (r == APK_VERSION_GREATER)
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upg = tmp;
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}
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printf("%-40s%c\n", name->name, pkg != upg ? '<' : '=');
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}
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apk_db_free(&db);
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return 0;
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}
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static struct apk_applet apk_ver = {
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.name = "version",
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.usage = "[version1 version2]",
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.main = ver_main,
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};
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APK_DEFINE_APPLET(apk_ver);
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