diff options
Diffstat (limited to 'src/pacman/add.c')
| -rw-r--r-- | src/pacman/add.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/pacman/add.c b/src/pacman/add.c new file mode 100644 index 00000000..1bf46f36 --- /dev/null +++ b/src/pacman/add.c @@ -0,0 +1,130 @@ +/* + * add.c + * + * Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.org> + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include <alpm.h> +/* pacman */ +#include "list.h" +#include "download.h" +#include "pacman.h" + +extern unsigned char pmo_upgrade; +extern unsigned char pmo_flags; + +int pacman_add(list_t *targets) +{ + PM_LIST *data; + list_t *i; + + if(targets == NULL) { + return(0); + } + + /* Check for URL targets and process them + */ + for(i = targets; i; i = i->next) { + if(strstr(i->data, "://")) { + char *str = fetch_pkgurl(i->data); + if(str == NULL) { + return(1); + } else { + free(i->data); + i->data = str; + } + } + } + + /* Step 1: create a new transaction + */ + if(alpm_trans_init((pmo_upgrade == 0) ? PM_TRANS_TYPE_ADD : PM_TRANS_TYPE_UPGRADE, + pmo_flags, cb_trans) == -1) { + ERR(NL, "%s\n", alpm_strerror(pm_errno)); + return(1); + } + + /* and add targets to it */ + MSG(NL, "loading package data... "); + for(i = targets; i; i = i->next) { + if(alpm_trans_addtarget(i->data) == -1) { + ERR(NL, "failed to add target '%s' (%s)\n", (char *)i->data, alpm_strerror(pm_errno)); + return(1); + } + } + MSG(CL, "done"); + + /* Step 2: "compute" the transaction based on targets and flags + */ + if(alpm_trans_prepare(&data) == -1) { + PM_LIST *i; + + ERR(NL, "failed to prepare transaction (%s)\n", alpm_strerror(pm_errno)); + switch(pm_errno) { + case PM_ERR_UNSATISFIED_DEPS: + for(i = alpm_list_first(data); i; i = alpm_list_next(i)) { + pmdepmissing_t *miss = alpm_list_getdata(i); + + MSG(NL, ":: %s: requires %s", miss->target, miss->depend.name); + switch(miss->depend.mod) { + case PM_DEP_EQ: MSG(CL, "=%s", miss->depend.version); break; + case PM_DEP_GE: MSG(CL, ">=%s", miss->depend.version); break; + case PM_DEP_LE: MSG(CL, "<=%s", miss->depend.version); break; + } + MSG(CL, "\n"); + } + alpm_list_free(data); + break; + case PM_ERR_CONFLICTING_DEPS: + for(i = alpm_list_first(data); i; i = alpm_list_next(i)) { + pmdepmissing_t *miss = alpm_list_getdata(i); + + MSG(NL, ":: %s: conflicts with %s", + miss->target, miss->depend.name, miss->depend.name); + } + alpm_list_free(data); + break; + case PM_ERR_FILE_CONFLICTS: + for(i = alpm_list_first(data); i; i = alpm_list_next(i)) { + MSG(NL, ":: %s\n", (char *)alpm_list_getdata(i)); + } + alpm_list_free(data); + MSG(NL, "\nerrors occurred, no packages were upgraded.\n\n"); + break; + default: + break; + } + alpm_trans_release(); + return(1); + } + + /* Step 3: actually perform the installation + */ + if(alpm_trans_commit() == -1) { + ERR(NL, "failed to commit transaction (%s)\n", alpm_strerror(pm_errno)); + return(1); + } + + return(0); +} + +/* vim: set ts=2 sw=2 noet: */ |