src/core/transaction.h

   1 #pragma once
   2
   3 /***
   4   This file is part of systemd.
   5
   6   Copyright 2010 Lennart Poettering
   7
   8   systemd is free software; you can redistribute it and/or modify it
   9   under the terms of the GNU Lesser General Public License as published by
  10   the Free Software Foundation; either version 2.1 of the License, or
  11   (at your option) any later version.
  12
  13   systemd is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   Lesser General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20 ***/
  21
  22 typedef struct Transaction Transaction;
  23
  24 #include "hashmap.h"
  25 #include "job.h"
  26 #include "manager.h"
  27 #include "unit.h"
  28
  29 struct Transaction {
  30         /* Jobs to be added */
  31         Hashmap *jobs;      /* Unit object => Job object list 1:1 */
  32         Job *anchor_job;      /* the job the user asked for */
  33         bool irreversible;
  34 };
  35
  36 Transaction *transaction_new(bool irreversible);
  37 void transaction_free(Transaction *tr);
  38
  39 int transaction_add_job_and_dependencies(
  40                 Transaction *tr,
  41                 JobType type,
  42                 Unit *unit,
  43                 Job *by,
  44                 bool matters,
  45                 bool conflicts,
  46                 bool ignore_requirements,
  47                 bool ignore_order,
  48                 sd_bus_error *e);
  49 int transaction_activate(Transaction *tr, Manager *m, JobMode mode, sd_bus_error *e);
  50 int transaction_add_isolate_jobs(Transaction *tr, Manager *m);
  51 void transaction_abort(Transaction *tr);