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engines/glk/alan3/checkentry.cpp

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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 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 "glk/alan3/checkentry.h"
+#include "glk/alan3/inter.h"
+#include "glk/alan3/lists.h"
+#include "glk/alan3/memory.h"
+
+namespace Glk {
+namespace Alan3 {
+
+bool checksFailed(CONTEXT, Aaddr adr, bool execute) {
+	CheckEntry *chk = (CheckEntry *) pointerTo(adr);
+	bool flag;
+
+	if (chk->exp == 0) {
+		if (execute == EXECUTE_CHECK_BODY_ON_FAIL)
+			R0CALL1(interpret, chk->stms)
+		return TRUE;
+	} else {
+		while (!isEndOfArray(chk)) {
+			R0FUNC1(evaluate, flag, chk->exp)
+			if (!flag) {
+				if (execute == EXECUTE_CHECK_BODY_ON_FAIL)
+					R0CALL1(interpret, chk->stms)
+				return TRUE;
+			}
+			chk++;
+		}
+		return FALSE;
+	}
+}
+
+} // End of namespace Alan3
+} // End of namespace Glk