//
//      aegis - project change supervisor
//      Copyright (C) 2004-2008, 2012, 2014 Peter Miller
//
//      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 3 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/>.
//

#include <common/ac/assert.h>

#include <common/trace.h>
#include <libaegis/change.h>
#include <libaegis/change/env_set.h>
#include <libaegis/os.h>
#include <libaegis/project.h>
#include <libaegis/sub.h>


void
change_run_history_transaction_begin_command(change::pointer cp)
{
    trace(("change_run_history_transaction_begin_command(cp = %p)\n{\n",
        cp.get()));
    assert(cp->valid());
    pconf_ty *pconf_data = change_pconf_get(cp, 1);
    string_ty *the_command = pconf_data->history_transaction_begin_command;
    if (the_command && the_command->str_length)
    {
        the_command = substitute(0, cp, the_command);
        string_ty *dir = cp->project_get()->history_path_get();
        change_env_set(cp, 0);
        project_become(cp->project_get());
        os_execute(the_command, OS_EXEC_FLAG_NO_INPUT, dir);
        project_become_undo(cp->project_get());
        str_free(the_command);
    }
    trace(("}\n"));
}


// vim: set ts=8 sw=4 et :