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engines/glk/alan2/exe.h

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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/>.
+ *
+ */
+
+#ifndef GLK_ALAN2_EXE
+#define GLK_ALAN2_EXE
+
+/* Header file for instruction execution unit in Alan interpreter
+ */
+
+#include "glk/alan2/types.h"
+#include "glk/jumps.h"
+
+namespace Glk {
+namespace Alan2 {
+
+/* The event queue */
+extern EvtqElem eventq[];   /* Event queue */
+extern int etop;        /* Event queue top pointer */
+extern Boolean looking;     /* LOOKING? flag */
+extern int dscrstkp;        /* Point into describe stack */
+
+extern void sys(Aword fpos, Aword len);
+extern Boolean confirm(MsgKind msgno);
+extern Aptr attribute(Aword item, Aword atr);
+extern void saynum(Aword num);
+extern void saystr(char *str);
+extern Aptr strattr(Aword id, Aword atr);
+extern void setstr(Aword id, Aword atr, Aword str);
+extern void getstr(Aword fpos, Aword len);
+extern void print(Aword fpos, Aword len);
+extern void look(void);
+extern void make(Aword id, Aword atr, Aword val);
+extern void set(Aword id, Aword atr, Aword val);
+extern void incr(Aword id, Aword atr, Aword step);
+extern void decr(Aword id, Aword atr, Aword step);
+extern void use(Aword act, Aword scr);
+extern void describe(Aword id);
+extern void list(Aword cnt);
+extern void locate(Aword id, Aword whr);
+extern void empty(Aword cnt, Aword whr);
+extern void score(Aword sc);
+extern void visits(Aword v);
+extern void schedule(Aword evt, Aword whr, Aword aft);
+extern void cancl(Aword evt);
+extern void quit(CONTEXT);
+extern void restart(void);
+extern void save(void);
+extern void restore(void);
+extern void say(Aword id);
+extern void sayint(Aword val);
+extern Aword rnd(Aword from, Aword to);
+extern Abool btw(Aint val, Aint from, Aint to);
+extern Aword contains(Aptr string, Aptr substring);
+extern Abool streq(char a[], char b[]);
+extern Abool in(Aword obj, Aword cnt);
+extern Aword where(Aword item);
+extern Aint agrmax(Aword atr, Aword whr);
+extern Aint agrsum(Aword atr, Aword whr);
+extern Aint agrcount(Aword whr);
+extern Abool isHere(Aword item);
+extern Abool isNear(Aword item);
+
+} // End of namespace Alan2
+} // End of namespace Glk
+
+#endif