mirror of
https://github.com/moparisthebest/pacman
synced 2024-08-13 17:03:46 -04:00
cdaed9221d
* Removed useless buildstring function from util.h; replaced all calls of it with list_display. * Made list_display output 2 spaces instead of 1 between each item.
156 lines
4.4 KiB
C
156 lines
4.4 KiB
C
/*
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* remove.c
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*
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* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <libintl.h>
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#include <alpm.h>
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#include <alpm_list.h>
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/* pacman */
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#include "util.h"
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#include "log.h"
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#include "trans.h"
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#include "remove.h"
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#include "conf.h"
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extern config_t *config;
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extern pmdb_t *db_local;
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int pacman_remove(alpm_list_t *targets)
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{
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alpm_list_t *data = NULL, *i, *j, *finaltargs = NULL;
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int retval = 0;
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if(targets == NULL) {
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return(0);
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}
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/* If the target is a group, ask if its packages should be removed
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* (the library can't remove groups for now)
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*/
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for(i = targets; i; i = alpm_list_next(i)) {
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pmgrp_t *grp = alpm_db_readgrp(db_local, alpm_list_getdata(i));
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if(grp) {
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int all;
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alpm_list_t *pkgnames = alpm_grp_get_packages(grp);
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MSG(NL, _(":: group %s:\n"), alpm_grp_get_name(grp));
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list_display(" ", pkgnames);
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all = yesno(_(" Remove whole content? [Y/n] "));
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for(j = pkgnames; j; j = alpm_list_next(j)) {
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char *pkg = alpm_list_getdata(j);
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if(all || yesno(_(":: Remove %s from group %s? [Y/n] "), pkg, (char *)alpm_list_getdata(i))) {
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finaltargs = alpm_list_add(finaltargs, strdup(pkg));
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}
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}
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} else {
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/* not a group, so add it to the final targets */
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finaltargs = alpm_list_add(finaltargs, strdup(alpm_list_getdata(i)));
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}
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}
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/* Step 1: create a new transaction
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*/
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if(alpm_trans_init(PM_TRANS_TYPE_REMOVE, config->flags, cb_trans_evt, cb_trans_conv, cb_trans_progress) == -1) {
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ERR(NL, _("failed to init transaction (%s)\n"), alpm_strerror(pm_errno));
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if(pm_errno == PM_ERR_HANDLE_LOCK) {
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MSG(NL, _(" if you're sure a package manager is not already running,\n"
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" you can remove %s%s\n"), alpm_option_get_root(), PM_LOCK);
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}
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FREELIST(finaltargs);
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return(1);
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}
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/* and add targets to it */
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for(i = finaltargs; i; i = alpm_list_next(i)) {
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char *targ = alpm_list_getdata(i);
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if(alpm_trans_addtarget(targ) == -1) {
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ERR(NL, _("failed to add target '%s' (%s)\n"), targ, alpm_strerror(pm_errno));
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retval = 1;
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goto cleanup;
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}
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}
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/* Step 2: prepare the transaction based on its type, targets and flags
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*/
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if(alpm_trans_prepare(&data) == -1) {
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ERR(NL, _("failed to prepare transaction (%s)\n"), alpm_strerror(pm_errno));
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switch(pm_errno) {
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case PM_ERR_UNSATISFIED_DEPS:
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for(i = data; i; i = alpm_list_next(i)) {
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pmdepmissing_t *miss = alpm_list_getdata(i);
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MSG(NL, _(":: %s is required by %s\n"), alpm_dep_get_target(miss),
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alpm_dep_get_name(miss));
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}
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alpm_list_free(data);
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break;
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default:
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break;
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}
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retval = 1;
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goto cleanup;
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}
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/* Warn user in case of dangerous operation
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*/
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if(config->flags & PM_TRANS_FLAG_RECURSE || config->flags & PM_TRANS_FLAG_CASCADE) {
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/* list transaction targets */
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alpm_list_t *lst = NULL;
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for(i = alpm_trans_get_packages(); i; i = alpm_list_next(i)) {
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pmpkg_t *pkg = alpm_list_getdata(i);
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lst = alpm_list_add(lst, strdup(alpm_pkg_get_name(pkg)));
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}
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MSG(NL, "\n");
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list_display(_("Targets:"), lst);
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FREELIST(lst);
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/* get confirmation */
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if(yesno(_("\nDo you want to remove these packages? [Y/n] ")) == 0) {
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retval = 1;
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goto cleanup;
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}
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MSG(NL, "\n");
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}
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/* Step 3: actually perform the removal
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*/
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if(alpm_trans_commit(NULL) == -1) {
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ERR(NL, _("failed to commit transaction (%s)\n"), alpm_strerror(pm_errno));
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retval = 1;
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goto cleanup;
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}
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/* Step 4: release transaction resources
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*/
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cleanup:
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FREELIST(finaltargs);
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if(alpm_trans_release() == -1) {
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ERR(NL, _("failed to release transaction (%s)\n"), alpm_strerror(pm_errno));
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retval = 1;
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}
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return(retval);
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}
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/* vim: set ts=2 sw=2 noet: */
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