/** Release a transaction. */
int SYMEXPORT alpm_trans_release(alpm_handle_t *handle)
{
alpm_trans_t *trans;
/* Sanity checks */
CHECK_HANDLE(handle, return -1);
trans = handle->trans;
ASSERT(trans != NULL, RET_ERR(handle, ALPM_ERR_TRANS_NULL, -1));
ASSERT(trans->state != STATE_IDLE, RET_ERR(handle, ALPM_ERR_TRANS_NULL, -1));
int nolock_flag = trans->flags & ALPM_TRANS_FLAG_NOLOCK;
_alpm_trans_free(trans);
handle->trans = NULL;
/* unlock db */
if(!nolock_flag) {
if(_alpm_handle_unlock(handle)) {
_alpm_log(handle, ALPM_LOG_WARNING, _("could not remove lock file %s\n"),
alpm_option_get_lockfile(handle));
alpm_logaction(handle, "warning: could not remove lock file %s\n",
alpm_option_get_lockfile(handle));
}
}
return 0;
}
/** Release a transaction.
* @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
int SYMEXPORT alpm_trans_release()
{
pmtrans_t *trans;
ALPM_LOG_FUNC;
/* Sanity checks */
ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
trans = handle->trans;
ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
ASSERT(trans->state != STATE_IDLE, RET_ERR(PM_ERR_TRANS_NULL, -1));
_alpm_trans_free(trans);
handle->trans = NULL;
/* unlock db */
if(handle->lckfd != -1) {
while(close(handle->lckfd) == -1 && errno == EINTR);
handle->lckfd = -1;
}
if(_alpm_lckrm()) {
_alpm_log(PM_LOG_WARNING, _("could not remove lock file %s\n"),
alpm_option_get_lockfile());
alpm_logaction("warning: could not remove lock file %s\n",
alpm_option_get_lockfile());
}
return(0);
}
static void trans_init_error(alpm_handle_t *handle)
{
alpm_errno_t err = alpm_errno(handle);
printf("failed to init transaction (%s)\n", alpm_strerror(err));
if(err == ALPM_ERR_HANDLE_LOCK) {
const char *lockfile = alpm_option_get_lockfile(handle);
printf("could not lock database: %s\n", strerror(errno));
if(access(lockfile, F_OK) == 0) {
fprintf(stderr, " if you're sure a package manager is not already\n"
" running, you can remove %s\n", lockfile);
}
}
}
gboolean pacman_transaction_start (guint32 flags, GError **error) {
g_return_val_if_fail (pacman_manager != NULL, FALSE);
if (pacman_manager_get_transaction (pacman_manager) != NULL) {
PacmanError code = PACMAN_ERROR_TRANSACTION_ALREADY_INITIALIZED;
g_set_error (error, PACMAN_ERROR, code, _("Could not initialize transaction: %s"), alpm_strerror (code));
return FALSE;
}
if (alpm_trans_init (flags, pacman_transaction_event_cb, pacman_transaction_question_cb, pacman_transaction_progress_cb) < 0) {
if (pm_errno == PACMAN_ERROR_ALREADY_RUNNING) {
g_message (_("If you are certain no other package manager is running, you can remove %s\n"), alpm_option_get_lockfile ());
}
g_set_error (error, PACMAN_ERROR, pm_errno, _("Could not initialize transaction: %s"), alpm_strerrorlast ());
return FALSE;
}
alpm_option_set_dlcb (pacman_transaction_download_cb);
alpm_option_set_totaldlcb (pacman_transaction_total_download_cb);
return TRUE;
}
