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-rw-r--r--hunt/huntd/execute.c556
1 files changed, 556 insertions, 0 deletions
diff --git a/hunt/huntd/execute.c b/hunt/huntd/execute.c
new file mode 100644
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--- /dev/null
+++ b/hunt/huntd/execute.c
@@ -0,0 +1,556 @@
+/*
+ * Hunt
+ * Copyright (c) 1985 Conrad C. Huang, Gregory S. Couch, Kenneth C.R.C. Arnold
+ * San Francisco, California
+ */
+
+# include "hunt.h"
+
+# ifdef MONITOR
+/*
+ * mon_execute:
+ * Execute a single monitor command
+ */
+mon_execute(pp)
+register PLAYER *pp;
+{
+ register char ch;
+
+ ch = pp->p_cbuf[pp->p_ncount++];
+ switch (ch) {
+ case CTRL('L'):
+ sendcom(pp, REDRAW);
+ break;
+ case 'q':
+ (void) strcpy(pp->p_death, "| Quit |");
+ break;
+ }
+}
+# endif
+
+/*
+ * execute:
+ * Execute a single command
+ */
+execute(pp)
+register PLAYER *pp;
+{
+ register char ch;
+
+ ch = pp->p_cbuf[pp->p_ncount++];
+
+# ifdef FLY
+ if (pp->p_flying >= 0) {
+ switch (ch) {
+ case CTRL('L'):
+ sendcom(pp, REDRAW);
+ break;
+ case 'q':
+ (void) strcpy(pp->p_death, "| Quit |");
+ break;
+ }
+ return;
+ }
+# endif
+
+ switch (ch) {
+ case CTRL('L'):
+ sendcom(pp, REDRAW);
+ break;
+ case 'h':
+ move_player(pp, LEFTS);
+ break;
+ case 'H':
+ face(pp, LEFTS);
+ break;
+ case 'j':
+ move_player(pp, BELOW);
+ break;
+ case 'J':
+ face(pp, BELOW);
+ break;
+ case 'k':
+ move_player(pp, ABOVE);
+ break;
+ case 'K':
+ face(pp, ABOVE);
+ break;
+ case 'l':
+ move_player(pp, RIGHT);
+ break;
+ case 'L':
+ face(pp, RIGHT);
+ break;
+ case 'f':
+ case '1':
+ fire(pp, 0); /* SHOT */
+ break;
+ case 'g':
+ case '2':
+ fire(pp, 1); /* GRENADE */
+ break;
+ case 'F':
+ case '3':
+ fire(pp, 2); /* SATCHEL */
+ break;
+ case 'G':
+ case '4':
+ fire(pp, 3); /* 7x7 BOMB */
+ break;
+ case '5':
+ fire(pp, 4); /* 9x9 BOMB */
+ break;
+ case '6':
+ fire(pp, 5); /* 11x11 BOMB */
+ break;
+ case '7':
+ fire(pp, 6); /* 13x13 BOMB */
+ break;
+ case '8':
+ fire(pp, 7); /* 15x15 BOMB */
+ break;
+ case '9':
+ fire(pp, 8); /* 17x17 BOMB */
+ break;
+ case '0':
+ fire(pp, 9); /* 19x19 BOMB */
+ break;
+ case '@':
+ fire(pp, 10); /* 21x21 BOMB */
+ break;
+# ifdef OOZE
+ case 'o':
+ fire_slime(pp, 0); /* SLIME */
+ break;
+ case 'O':
+ fire_slime(pp, 1); /* SSLIME */
+ break;
+ case 'p':
+ fire_slime(pp, 2);
+ break;
+ case 'P':
+ fire_slime(pp, 3);
+ break;
+# endif
+ case 's':
+ scan(pp);
+ break;
+ case 'c':
+ cloak(pp);
+ break;
+ case 'q':
+ (void) strcpy(pp->p_death, "| Quit |");
+ break;
+ }
+}
+
+/*
+ * move_player:
+ * Execute a move in the given direction
+ */
+move_player(pp, dir)
+register PLAYER *pp;
+int dir;
+{
+ register PLAYER *newp;
+ register int x, y;
+ register FLAG moved;
+ register BULLET *bp;
+
+ y = pp->p_y;
+ x = pp->p_x;
+
+ switch (dir) {
+ case LEFTS:
+ x--;
+ break;
+ case RIGHT:
+ x++;
+ break;
+ case ABOVE:
+ y--;
+ break;
+ case BELOW:
+ y++;
+ break;
+ }
+
+ moved = FALSE;
+ switch (Maze[y][x]) {
+ case SPACE:
+# ifdef RANDOM
+ case DOOR:
+# endif
+ moved = TRUE;
+ break;
+ case WALL1:
+ case WALL2:
+ case WALL3:
+# ifdef REFLECT
+ case WALL4:
+ case WALL5:
+# endif
+ break;
+ case MINE:
+ case GMINE:
+ if (dir == pp->p_face)
+ pickup(pp, y, x, 2, Maze[y][x]);
+ else if (opposite(dir, pp->p_face))
+ pickup(pp, y, x, 95, Maze[y][x]);
+ else
+ pickup(pp, y, x, 50, Maze[y][x]);
+ Maze[y][x] = SPACE;
+ moved = TRUE;
+ break;
+ case SHOT:
+ case GRENADE:
+ case SATCHEL:
+ case BOMB:
+# ifdef OOZE
+ case SLIME:
+# endif
+# ifdef DRONE
+ case DSHOT:
+# endif
+ bp = is_bullet(y, x);
+ if (bp != NULL)
+ bp->b_expl = TRUE;
+ Maze[y][x] = SPACE;
+ moved = TRUE;
+ break;
+ case LEFTS:
+ case RIGHT:
+ case ABOVE:
+ case BELOW:
+ if (dir != pp->p_face)
+ sendcom(pp, BELL);
+ else {
+ newp = play_at(y, x);
+ checkdam(newp, pp, pp->p_ident, STABDAM, KNIFE);
+ }
+ break;
+# ifdef FLY
+ case FLYER:
+ newp = play_at(y, x);
+ message(newp, "Oooh, there's a short guy waving at you!");
+ message(pp, "You couldn't quite reach him!");
+ break;
+# endif
+# ifdef BOOTS
+ case BOOT:
+ case BOOT_PAIR:
+ if (Maze[y][x] == BOOT)
+ pp->p_nboots++;
+ else
+ pp->p_nboots += 2;
+ for (newp = Boot; newp < &Boot[NBOOTS]; newp++) {
+ if (newp->p_flying < 0)
+ continue;
+ if (newp->p_y == y && newp->p_x == x) {
+ newp->p_flying = -1;
+ if (newp->p_undershot)
+ fixshots(y, x, newp->p_over);
+ }
+ }
+ if (pp->p_nboots == 2)
+ message(pp, "Wow! A pair of boots!");
+ else
+ message(pp, "You can hobble around on one boot.");
+ Maze[y][x] = SPACE;
+ moved = TRUE;
+ break;
+# endif
+ }
+ if (moved) {
+ if (pp->p_ncshot > 0)
+ if (--pp->p_ncshot == MAXNCSHOT) {
+ cgoto(pp, STAT_GUN_ROW, STAT_VALUE_COL);
+ outstr(pp, " ok", 3);
+ }
+ if (pp->p_undershot) {
+ fixshots(pp->p_y, pp->p_x, pp->p_over);
+ pp->p_undershot = FALSE;
+ }
+ drawplayer(pp, FALSE);
+ pp->p_over = Maze[y][x];
+ pp->p_y = y;
+ pp->p_x = x;
+ drawplayer(pp, TRUE);
+ }
+}
+
+/*
+ * face:
+ * Change the direction the player is facing
+ */
+face(pp, dir)
+register PLAYER *pp;
+register int dir;
+{
+ if (pp->p_face != dir) {
+ pp->p_face = dir;
+ drawplayer(pp, TRUE);
+ }
+}
+
+/*
+ * fire:
+ * Fire a shot of the given type in the given direction
+ */
+fire(pp, req_index)
+register PLAYER *pp;
+register int req_index;
+{
+ if (pp == NULL)
+ return;
+# ifdef DEBUG
+ if (req_index < 0 || req_index >= MAXBOMB)
+ message(pp, "What you do?");
+# endif
+ while (req_index >= 0 && pp->p_ammo < shot_req[req_index])
+ req_index--;
+ if (req_index < 0) {
+ message(pp, "Not enough charges.");
+ return;
+ }
+ if (pp->p_ncshot > MAXNCSHOT)
+ return;
+ if (pp->p_ncshot++ == MAXNCSHOT) {
+ cgoto(pp, STAT_GUN_ROW, STAT_VALUE_COL);
+ outstr(pp, " ", 3);
+ }
+ pp->p_ammo -= shot_req[req_index];
+ (void) sprintf(Buf, "%3d", pp->p_ammo);
+ cgoto(pp, STAT_AMMO_ROW, STAT_VALUE_COL);
+ outstr(pp, Buf, 3);
+
+ add_shot(shot_type[req_index], pp->p_y, pp->p_x, pp->p_face,
+ shot_req[req_index], pp, FALSE, pp->p_face);
+ pp->p_undershot = TRUE;
+
+ /*
+ * Show the object to everyone
+ */
+ showexpl(pp->p_y, pp->p_x, shot_type[req_index]);
+ for (pp = Player; pp < End_player; pp++)
+ sendcom(pp, REFRESH);
+# ifdef MONITOR
+ for (pp = Monitor; pp < End_monitor; pp++)
+ sendcom(pp, REFRESH);
+# endif
+}
+
+# ifdef OOZE
+/*
+ * fire_slime:
+ * Fire a slime shot in the given direction
+ */
+fire_slime(pp, req_index)
+register PLAYER *pp;
+register int req_index;
+{
+ if (pp == NULL)
+ return;
+# ifdef DEBUG
+ if (req_index < 0 || req_index >= MAXSLIME)
+ message(pp, "What you do?");
+# endif
+ while (req_index >= 0 && pp->p_ammo < slime_req[req_index])
+ req_index--;
+ if (req_index < 0) {
+ message(pp, "Not enough charges.");
+ return;
+ }
+ if (pp->p_ncshot > MAXNCSHOT)
+ return;
+ if (pp->p_ncshot++ == MAXNCSHOT) {
+ cgoto(pp, STAT_GUN_ROW, STAT_VALUE_COL);
+ outstr(pp, " ", 3);
+ }
+ pp->p_ammo -= slime_req[req_index];
+ (void) sprintf(Buf, "%3d", pp->p_ammo);
+ cgoto(pp, STAT_AMMO_ROW, STAT_VALUE_COL);
+ outstr(pp, Buf, 3);
+
+ add_shot(SLIME, pp->p_y, pp->p_x, pp->p_face,
+ slime_req[req_index] * SLIME_FACTOR, pp, FALSE, pp->p_face);
+ pp->p_undershot = TRUE;
+
+ /*
+ * Show the object to everyone
+ */
+ showexpl(pp->p_y, pp->p_x, SLIME);
+ for (pp = Player; pp < End_player; pp++)
+ sendcom(pp, REFRESH);
+# ifdef MONITOR
+ for (pp = Monitor; pp < End_monitor; pp++)
+ sendcom(pp, REFRESH);
+# endif
+}
+# endif
+
+/*
+ * add_shot:
+ * Create a shot with the given properties
+ */
+add_shot(type, y, x, face, charge, owner, expl, over)
+int type;
+int y, x;
+char face;
+int charge;
+PLAYER *owner;
+int expl;
+char over;
+{
+ register BULLET *bp;
+ register int size;
+
+ switch (type) {
+ case SHOT:
+ case MINE:
+ size = 1;
+ break;
+ case GRENADE:
+ case GMINE:
+ size = 2;
+ break;
+ case SATCHEL:
+ size = 3;
+ break;
+ case BOMB:
+ for (size = 3; size < MAXBOMB; size++)
+ if (shot_req[size] >= charge)
+ break;
+ size++;
+ break;
+ default:
+ size = 0;
+ break;
+ }
+
+ bp = create_shot(type, y, x, face, charge, size, owner,
+ (owner == NULL) ? NULL : owner->p_ident, expl, over);
+ bp->b_next = Bullets;
+ Bullets = bp;
+}
+
+BULLET *
+create_shot(type, y, x, face, charge, size, owner, score, expl, over)
+int type;
+int y, x;
+char face;
+int charge;
+int size;
+PLAYER *owner;
+IDENT *score;
+int expl;
+char over;
+{
+ register BULLET *bp;
+
+ bp = (BULLET *) malloc(sizeof (BULLET)); /* NOSTRICT */
+ if (bp == NULL) {
+ if (owner != NULL)
+ message(owner, "Out of memory");
+ return NULL;
+ }
+
+ bp->b_face = face;
+ bp->b_x = x;
+ bp->b_y = y;
+ bp->b_charge = charge;
+ bp->b_owner = owner;
+ bp->b_score = score;
+ bp->b_type = type;
+ bp->b_size = size;
+ bp->b_expl = expl;
+ bp->b_over = over;
+ bp->b_next = NULL;
+
+ return bp;
+}
+
+/*
+ * cloak:
+ * Turn on or increase length of a cloak
+ */
+cloak(pp)
+register PLAYER *pp;
+{
+ if (pp->p_ammo <= 0) {
+ message(pp, "No more charges");
+ return;
+ }
+# ifdef BOOTS
+ if (pp->p_nboots > 0) {
+ message(pp, "Boots are too noisy to cloak!");
+ return;
+ }
+# endif
+ (void) sprintf(Buf, "%3d", --pp->p_ammo);
+ cgoto(pp, STAT_AMMO_ROW, STAT_VALUE_COL);
+ outstr(pp, Buf, 3);
+
+ pp->p_cloak += CLOAKLEN;
+
+ if (pp->p_scan >= 0)
+ pp->p_scan = -1;
+
+ showstat(pp);
+}
+
+/*
+ * scan:
+ * Turn on or increase length of a scan
+ */
+scan(pp)
+register PLAYER *pp;
+{
+ if (pp->p_ammo <= 0) {
+ message(pp, "No more charges");
+ return;
+ }
+ (void) sprintf(Buf, "%3d", --pp->p_ammo);
+ cgoto(pp, STAT_AMMO_ROW, STAT_VALUE_COL);
+ outstr(pp, Buf, 3);
+
+ pp->p_scan += SCANLEN;
+
+ if (pp->p_cloak >= 0)
+ pp->p_cloak = -1;
+
+ showstat(pp);
+}
+
+/*
+ * pickup:
+ * check whether the object blew up or whether he picked it up
+ */
+pickup(pp, y, x, prob, obj)
+register PLAYER *pp;
+register int y, x;
+int prob;
+int obj;
+{
+ register int req;
+
+ switch (obj) {
+ case MINE:
+ req = BULREQ;
+ break;
+ case GMINE:
+ req = GRENREQ;
+ break;
+ default:
+ abort();
+ }
+ if (rand_num(100) < prob)
+ add_shot(obj, y, x, LEFTS, req, (PLAYER *) NULL,
+ TRUE, pp->p_face);
+ else {
+ pp->p_ammo += req;
+ (void) sprintf(Buf, "%3d", pp->p_ammo);
+ cgoto(pp, STAT_AMMO_ROW, STAT_VALUE_COL);
+ outstr(pp, Buf, 3);
+ }
+}
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