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Improve documentation if the *most* obscure span of code.
[open-adventure.git]
/
actions.c
diff --git
a/actions.c
b/actions.c
index 16d303f10d60c216b128eca5a17af5ec2e9ee2a7..910d46c2eb555745959c081a20c461b249ec2552 100644
(file)
--- a/
actions.c
+++ b/
actions.c
@@
-6,6
+6,12
@@
static int fill(token_t, token_t);
static int fill(token_t, token_t);
+static void state_change(long obj, long state)
+{
+ game.prop[obj] = state;
+ pspeak(obj, change, state);
+}
+
static int attack(FILE *input, struct command_t *command)
/* Attack. Assume target if unambiguous. "Throw" also links here.
* Attackable objects fall into two categories: enemies (snake,
static int attack(FILE *input, struct command_t *command)
/* Attack. Assume target if unambiguous. "Throw" also links here.
* Attackable objects fall into two categories: enemies (snake,
@@
-14,7
+20,7
@@
static int attack(FILE *input, struct command_t *command)
{
vocab_t verb = command->verb;
vocab_t obj = command->obj;
{
vocab_t verb = command->verb;
vocab_t obj = command->obj;
-
int
spk = actions[verb].message;
+
long
spk = actions[verb].message;
if (obj == 0 || obj == INTRANSITIVE) {
if (atdwrf(game.loc) > 0)
obj = DWARF;
if (obj == 0 || obj == INTRANSITIVE) {
if (atdwrf(game.loc) > 0)
obj = DWARF;
@@
-22,7
+28,8
@@
static int attack(FILE *input, struct command_t *command)
if (AT(DRAGON) && game.prop[DRAGON] == 0)obj = obj * NOBJECTS + DRAGON;
if (AT(TROLL))obj = obj * NOBJECTS + TROLL;
if (AT(OGRE))obj = obj * NOBJECTS + OGRE;
if (AT(DRAGON) && game.prop[DRAGON] == 0)obj = obj * NOBJECTS + DRAGON;
if (AT(TROLL))obj = obj * NOBJECTS + TROLL;
if (AT(OGRE))obj = obj * NOBJECTS + OGRE;
- if (HERE(BEAR) && game.prop[BEAR] == 0)obj = obj * NOBJECTS + BEAR;
+ if (HERE(BEAR) && game.prop[BEAR] == UNTAMED_BEAR)
+ obj = obj * NOBJECTS + BEAR;
if (obj > NOBJECTS) return GO_UNKNOWN;
if (obj == 0) {
/* Can't attack bird or machine by throwing axe. */
if (obj > NOBJECTS) return GO_UNKNOWN;
if (obj == 0) {
/* Can't attack bird or machine by throwing axe. */
@@
-44,9
+51,8
@@
static int attack(FILE *input, struct command_t *command)
DESTROY(BIRD);
spk = BIRD_DEAD;
} else if (obj == VEND) {
DESTROY(BIRD);
spk = BIRD_DEAD;
} else if (obj == VEND) {
- bool blocking = (game.prop[VEND] == VEND_BLOCKS);
- game.prop[VEND] = blocking ? VEND_UNBLOCKS : VEND_BLOCKS;
- rspeak(blocking ? MACHINE_SWINGOUT : MACHINE_SWINGBACK);
+ state_change(VEND,
+ game.prop[VEND]==VEND_BLOCKS ? VEND_UNBLOCKS : VEND_BLOCKS);
return GO_CLEAROBJ;
}
return GO_CLEAROBJ;
}
@@
-224,8
+230,10
@@
static int vcarry(token_t verb, token_t obj)
}
spk = YOU_JOKING;
if (obj == PLANT && game.prop[PLANT] <= 0)spk = DEEP_ROOTS;
}
spk = YOU_JOKING;
if (obj == PLANT && game.prop[PLANT] <= 0)spk = DEEP_ROOTS;
- if (obj == BEAR && game.prop[BEAR] == 1)spk = BEAR_CHAINED;
- if (obj == CHAIN && game.prop[BEAR] != 0)spk = STILL_LOCKED;
+ if (obj == BEAR && game.prop[BEAR] == SITTING_BEAR)
+ spk = BEAR_CHAINED;
+ if (obj == CHAIN && game.prop[BEAR] != UNTAMED_BEAR)
+ spk = STILL_LOCKED;
if (obj == URN)spk = URN_NOBUDGE;
if (obj == CAVITY)spk = DOUGHNUT_HOLES;
if (obj == BLOOD)spk = FEW_DROPS;
if (obj == URN)spk = URN_NOBUDGE;
if (obj == CAVITY)spk = DOUGHNUT_HOLES;
if (obj == BLOOD)spk = FEW_DROPS;
@@
-280,7
+288,7
@@
static int vcarry(token_t verb, token_t obj)
game.place[LIQUID()] = CARRIED;
if (GSTONE(obj) && game.prop[obj] != 0) {
game.prop[obj] = 0;
game.place[LIQUID()] = CARRIED;
if (GSTONE(obj) && game.prop[obj] != 0) {
game.prop[obj] = 0;
- game.prop[CAVITY] =
1
;
+ game.prop[CAVITY] =
CAVITY_EMPTY
;
}
rspeak(OK_MAN);
return GO_CLEAROBJ;
}
rspeak(OK_MAN);
return GO_CLEAROBJ;
@@
-292,26
+300,33
@@
static int chain(token_t verb)
int spk;
if (verb != LOCK) {
spk = CHAIN_UNLOCKED;
int spk;
if (verb != LOCK) {
spk = CHAIN_UNLOCKED;
- if (game.prop[BEAR] == 0)spk = BEAR_BLOCKS;
- if (game.prop[CHAIN] == 0)spk = ALREADY_UNLOCKED;
+ if (game.prop[BEAR] == UNTAMED_BEAR)
+ spk = BEAR_BLOCKS;
+ if (game.prop[CHAIN] == 0)
+ spk = ALREADY_UNLOCKED;
if (spk != CHAIN_UNLOCKED) {
rspeak(spk);
return GO_CLEAROBJ;
}
game.prop[CHAIN] = 0;
game.fixed[CHAIN] = 0;
if (spk != CHAIN_UNLOCKED) {
rspeak(spk);
return GO_CLEAROBJ;
}
game.prop[CHAIN] = 0;
game.fixed[CHAIN] = 0;
- if (game.prop[BEAR] != 3)game.prop[BEAR] = 2;
+ if (game.prop[BEAR] != BEAR_DEAD)
+ game.prop[BEAR] = CONTENTED_BEAR;
+ /* FIXME: Arithmetic on state numbers */
game.fixed[BEAR] = 2 - game.prop[BEAR];
} else {
spk = CHAIN_LOCKED;
game.fixed[BEAR] = 2 - game.prop[BEAR];
} else {
spk = CHAIN_LOCKED;
- if (game.prop[CHAIN] != 0)spk = ALREADY_LOCKED;
- if (game.loc != objects[CHAIN].plac)spk = NO_LOCKSITE;
+ if (game.prop[CHAIN] != 0)
+ spk = ALREADY_LOCKED;
+ if (game.loc != objects[CHAIN].plac)
+ spk = NO_LOCKSITE;
if (spk != CHAIN_LOCKED) {
rspeak(spk);
return GO_CLEAROBJ;
}
game.prop[CHAIN] = 2;
if (spk != CHAIN_LOCKED) {
rspeak(spk);
return GO_CLEAROBJ;
}
game.prop[CHAIN] = 2;
- if (TOTING(CHAIN))drop(CHAIN, game.loc);
+ if (TOTING(CHAIN))
+ drop(CHAIN, game.loc);
game.fixed[CHAIN] = -1;
}
rspeak(spk);
game.fixed[CHAIN] = -1;
}
rspeak(spk);
@@
-335,12
+350,12
@@
static int discard(token_t verb, token_t obj, bool just_do_it)
if (game.closed) return GO_DWARFWAKE;
DESTROY(SNAKE);
/* Set game.prop for use by travel options */
if (game.closed) return GO_DWARFWAKE;
DESTROY(SNAKE);
/* Set game.prop for use by travel options */
- game.prop[SNAKE] =
1
;
+ game.prop[SNAKE] =
SNAKE_CHASED
;
- } else if ((GSTONE(obj) && AT(CAVITY) && game.prop[CAVITY] !=
0
)) {
+ } else if ((GSTONE(obj) && AT(CAVITY) && game.prop[CAVITY] !=
CAVITY_FULL
)) {
rspeak(GEM_FITS);
game.prop[obj] = 1;
rspeak(GEM_FITS);
game.prop[obj] = 1;
- game.prop[CAVITY] =
0
;
+ game.prop[CAVITY] =
CAVITY_FULL
;
if (HERE(RUG) && ((obj == EMERALD && game.prop[RUG] != 2) || (obj == RUBY &&
game.prop[RUG] == 2))) {
spk = RUG_RISES;
if (HERE(RUG) && ((obj == EMERALD && game.prop[RUG] != 2) || (obj == RUBY &&
game.prop[RUG] == 2))) {
spk = RUG_RISES;
@@
-456,8
+471,7
@@
static int extinguish(token_t verb, int obj)
game.prop[URN] = game.prop[URN] / 2;
spk = URN_DARK;
} else if (obj == LAMP) {
game.prop[URN] = game.prop[URN] / 2;
spk = URN_DARK;
} else if (obj == LAMP) {
- game.prop[LAMP] = LAMP_DARK;
- rspeak(LAMP_OFF);
+ state_change(LAMP, LAMP_DARK);
spk = DARK(game.loc) ? PITCH_DARK : NO_MESSAGE;
} else if (obj == DRAGON || obj == VOLCANO)
spk = BEYOND_POWER;
spk = DARK(game.loc) ? PITCH_DARK : NO_MESSAGE;
} else if (obj == DRAGON || obj == VOLCANO)
spk = BEYOND_POWER;
@@
-487,11
+501,13
@@
static int feed(token_t verb, token_t obj)
spk = REALLY_MAD;
}
} else if (obj == BEAR) {
spk = REALLY_MAD;
}
} else if (obj == BEAR) {
- if (game.prop[BEAR] == 0)spk = NOTHING_EDIBLE;
- if (game.prop[BEAR] == 3)spk = RIDICULOUS_ATTEMPT;
+ if (game.prop[BEAR] == UNTAMED_BEAR)
+ spk = NOTHING_EDIBLE;
+ if (game.prop[BEAR] == BEAR_DEAD)
+ spk = RIDICULOUS_ATTEMPT;
if (HERE(FOOD)) {
DESTROY(FOOD);
if (HERE(FOOD)) {
DESTROY(FOOD);
- game.prop[BEAR] =
1
;
+ game.prop[BEAR] =
SITTING_BEAR
;
game.fixed[AXE] = 0;
game.prop[AXE] = 0;
spk = BEAR_TAMED;
game.fixed[AXE] = 0;
game.prop[AXE] = 0;
spk = BEAR_TAMED;
@@
-663,8
+679,7
@@
static int light(token_t verb, token_t obj)
rspeak(spk);
return GO_CLEAROBJ;
}
rspeak(spk);
return GO_CLEAROBJ;
}
- game.prop[LAMP] = LAMP_BRIGHT;
- rspeak(LAMP_ON);
+ state_change(LAMP, LAMP_BRIGHT);
if (game.wzdark)
return GO_TOP;
else
if (game.wzdark)
return GO_TOP;
else
@@
-737,8
+752,8
@@
static int lock(token_t verb, token_t obj)
if (!game.panic)game.clock2 = PANICTIME;
game.panic = true;
} else {
if (!game.panic)game.clock2 = PANICTIME;
game.panic = true;
} else {
-
game.prop[GRATE] = (verb == LOCK) ? GRATE_CLOSED : GRATE_OPEN
;
-
spk = game.prop[GRATE] ? GRATE_UNLOCKED : GRATE_LOCKED
;
+
state_change(GRATE, (verb == LOCK) ? GRATE_CLOSED : GRATE_OPEN)
;
+
return GO_CLEAROBJ
;
}
}
}
}
}
}
@@
-927,7
+942,7
@@
static int throw (FILE *cmdin, struct command_t *command)
return throw_support(TROLL_RETURNS);
else if (AT(OGRE))
return throw_support(OGRE_DODGE);
return throw_support(TROLL_RETURNS);
else if (AT(OGRE))
return throw_support(OGRE_DODGE);
- else if (HERE(BEAR) && game.prop[BEAR] ==
0
) {
+ else if (HERE(BEAR) && game.prop[BEAR] ==
UNTAMED_BEAR
) {
/* This'll teach him to throw the axe at the bear! */
drop(AXE, game.loc);
game.fixed[AXE] = -1;
/* This'll teach him to throw the axe at the bear! */
drop(AXE, game.loc);
game.fixed[AXE] = -1;