lib/libalpm/trans.h

   1 /*
   2  *  trans.h
   3  *
   4  *  Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
   5  *  Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
   6  *  Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
   7  *  Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
   8  *  Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org>
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22  */
  23 #ifndef _ALPM_TRANS_H
  24 #define _ALPM_TRANS_H
  25
  26 #include "alpm.h"
  27
  28 typedef enum _pmtransstate_t {
  29         STATE_IDLE = 0,
  30         STATE_INITIALIZED,
  31         STATE_PREPARED,
  32         STATE_DOWNLOADING,
  33         STATE_COMMITING,
  34         STATE_COMMITED,
  35         STATE_INTERRUPTED
  36 } pmtransstate_t;
  37
  38 /* Transaction */
  39 struct __pmtrans_t {
  40         pmtransflag_t flags;
  41         pmtransstate_t state;
  42         alpm_list_t *add;      /* list of (pmpkg_t *) */
  43         alpm_list_t *remove;      /* list of (pmpkg_t *) */
  44         alpm_list_t *skip_add;      /* list of (char *) */
  45         alpm_list_t *skip_remove;   /* list of (char *) */
  46         alpm_trans_cb_event cb_event;
  47         alpm_trans_cb_conv cb_conv;
  48         alpm_trans_cb_progress cb_progress;
  49 };
  50
  51 #define EVENT(t, e, d1, d2) \
  52 do { \
  53         if((t) && (t)->cb_event) { \
  54                 (t)->cb_event(e, d1, d2); \
  55         } \
  56 } while(0)
  57 #define QUESTION(t, q, d1, d2, d3, r) \
  58 do { \
  59         if((t) && (t)->cb_conv) { \
  60                 (t)->cb_conv(q, d1, d2, d3, r); \
  61         } \
  62 } while(0)
  63 #define PROGRESS(t, e, p, per, h, r) \
  64 do { \
  65         if((t) && (t)->cb_progress) { \
  66                 (t)->cb_progress(e, p, per, h, r); \
  67         } \
  68 } while(0)
  69
  70 pmtrans_t *_alpm_trans_new(void);
  71 void _alpm_trans_free(pmtrans_t *trans);
  72 int _alpm_trans_init(pmtrans_t *trans, pmtransflag_t flags,
  73                      alpm_trans_cb_event event, alpm_trans_cb_conv conv,
  74                      alpm_trans_cb_progress progress);
  75 int _alpm_runscriptlet(const char *root, const char *installfn,
  76                        const char *script, const char *ver,
  77                        const char *oldver, pmtrans_t *trans);
  78
  79 #endif /* _ALPM_TRANS_H */
  80
  81 /* vim: set ts=2 sw=2 noet: */