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|
/*
* alpm.c
*
* Copyright (c) 2006-2020 Pacman Development Team <pacman-dev@archlinux.org>
* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
* Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
* Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
* Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.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, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_LIBCURL
#include <curl/curl.h>
#endif
/* libalpm */
#include "alpm.h"
#include "alpm_list.h"
#include "handle.h"
#include "log.h"
#include "util.h"
alpm_handle_t SYMEXPORT *alpm_initialize(const char *root, const char *dbpath,
alpm_errno_t *err)
{
alpm_errno_t myerr;
const char *lf = "db.lck";
char *hookdir;
size_t lockfilelen;
alpm_handle_t *myhandle = _alpm_handle_new();
if(myhandle == NULL) {
goto nomem;
}
if((myerr = _alpm_set_directory_option(root, &(myhandle->root), 1))) {
goto cleanup;
}
if((myerr = _alpm_set_directory_option(dbpath, &(myhandle->dbpath), 1))) {
goto cleanup;
}
/* to concatenate myhandle->root (ends with a slash) with SYSHOOKDIR (starts
* with a slash) correctly, we skip SYSHOOKDIR[0]; the regular +1 therefore
* disappears from the allocation */
MALLOC(hookdir, strlen(myhandle->root) + strlen(SYSHOOKDIR), goto nomem);
sprintf(hookdir, "%s%s", myhandle->root, &SYSHOOKDIR[1]);
myhandle->hookdirs = alpm_list_add(NULL, hookdir);
/* set default database extension */
STRDUP(myhandle->dbext, ".db", goto nomem);
lockfilelen = strlen(myhandle->dbpath) + strlen(lf) + 1;
MALLOC(myhandle->lockfile, lockfilelen, goto nomem);
snprintf(myhandle->lockfile, lockfilelen, "%s%s", myhandle->dbpath, lf);
if(_alpm_db_register_local(myhandle) == NULL) {
myerr = myhandle->pm_errno;
goto cleanup;
}
#ifdef HAVE_LIBCURL
curl_global_init(CURL_GLOBAL_ALL);
myhandle->curlm = curl_multi_init();
#endif
myhandle->parallel_downloads = 1;
#ifdef ENABLE_NLS
bindtextdomain("libalpm", LOCALEDIR);
#endif
return myhandle;
nomem:
myerr = ALPM_ERR_MEMORY;
cleanup:
_alpm_handle_free(myhandle);
if(err) {
*err = myerr;
}
return NULL;
}
int SYMEXPORT alpm_release(alpm_handle_t *myhandle)
{
int ret = 0;
alpm_db_t *db;
CHECK_HANDLE(myhandle, return -1);
/* close local database */
db = myhandle->db_local;
if(db) {
db->ops->unregister(db);
myhandle->db_local = NULL;
}
if(alpm_unregister_all_syncdbs(myhandle) == -1) {
ret = -1;
}
#ifdef HAVE_LIBCURL
curl_multi_cleanup(myhandle->curlm);
curl_global_cleanup();
#endif
_alpm_handle_unlock(myhandle);
_alpm_handle_free(myhandle);
return ret;
}
const char SYMEXPORT *alpm_version(void)
{
return LIB_VERSION;
}
int SYMEXPORT alpm_capabilities(void)
{
return 0
#ifdef ENABLE_NLS
| ALPM_CAPABILITY_NLS
#endif
#ifdef HAVE_LIBCURL
| ALPM_CAPABILITY_DOWNLOADER
#endif
#ifdef HAVE_LIBGPGME
| ALPM_CAPABILITY_SIGNATURES
#endif
| 0;
}
|
