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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "glk/alan2/types.h"
#include "glk/alan2/debug.h"
#include "glk/alan2/exe.h"
#include "glk/alan2/inter.h"
#include "glk/alan2/glkio.h"
#include "glk/alan2/main.h"
#include "glk/alan2/rules.h"
#include "glk/alan2/stack.h"
namespace Glk {
namespace Alan2 {
void rules() {
Boolean change = TRUE;
int i;
for (i = 1; !endOfTable(&ruls[i - 1]); i++)
ruls[i - 1].run = FALSE;
while (change) {
change = FALSE;
for (i = 1; !endOfTable(&ruls[i - 1]); i++)
if (!ruls[i - 1].run) {
if (trcflg) {
printf("\n<RULE %d (at ", i);
debugsay(cur.loc);
if (!stpflg)
printf("), Evaluating");
else
printf("), Evaluating:>\n");
}
interpret(ruls[i - 1].exp);
if (pop()) {
change = TRUE;
ruls[i - 1].run = TRUE;
if (trcflg) {
if (!stpflg)
printf(", Executing:>\n");
else {
printf("\nRULE %d (at ", i);
debugsay(cur.loc);
printf("), Executing:>\n");
}
}
interpret(ruls[i - 1].stms);
} else if (trcflg && !stpflg)
printf(":>\n");
}
}
}
} // End of namespace Alan2
} // End of namespace Glk
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