/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2007, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
*
* ---
*
- * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- * related information and legal notices. It is expected that any future
- * projects/authors will amend these files as needed.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* Ken Stevens, 1995 (rewritten)
*/
+#include <config.h>
+
#include <ctype.h>
-#include "misc.h"
-#include "player.h"
-#include "var.h"
-#include "ship.h"
-#include "sect.h"
-#include "news.h"
-#include "xy.h"
-#include "nsc.h"
-#include "nat.h"
-#include "path.h"
-#include "deity.h"
-#include "file.h"
-#include "map.h"
#include "commands.h"
+#include "map.h"
#include "optlist.h"
-
-static int set_flagship(struct emp_qelem *list, struct shpstr **flagshipp);
+#include "path.h"
+#include "empobj.h"
+#include "unit.h"
int
navi(void)
struct emp_qelem ship_list;
double minmob, maxmob;
int together;
- s_char *cp = 0;
- struct shpstr *shp = 0; /* flagship */
- struct nstr_sect ns;
- s_char origin;
+ char *cp = NULL;
+ int leader_uid;
+ struct empobj *leader;
int dir;
int stopping = 0;
int skip = 0;
- s_char buf[1024];
- s_char prompt[128];
- s_char pathtaken[1024]; /* Doubtful we'll have a path longer than this */
- s_char *pt = pathtaken;
+ char buf[1024];
+ char prompt[128];
+ char scanspace[1024];
+ char pathtaken[1024]; /* Doubtful we'll have a path longer than this */
+ char *pt = pathtaken;
+ char bmap_flag;
+ int ac;
if (!snxtitem(&ni_ship, EF_SHIP, player->argp[1]))
return RET_SYN;
shp_sel(&ni_ship, &ship_list);
shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
- player->condarg = 0; /* conditions don't apply to nav_map() */
if (QEMPTY(&ship_list)) {
pr("No ships\n");
return RET_FAIL;
}
- set_flagship(&ship_list, &shp);
+ leader = get_leader(&ship_list);
+ leader_uid = leader->uid;
+ pr("Flagship is %s\n", obj_nameof(leader));
if (player->argp[2]) {
strcpy(buf, player->argp[2]);
- if (!(cp = shp_path(together, shp, buf)))
+ if (!(cp = shp_path(together, (struct shpstr *)leader, buf)))
cp = player->argp[2];
}
*pt = '\0';
while (!QEMPTY(&ship_list)) {
- s_char *bp, dp[80];
+ char dp[80];
- if (cp == 0 || *cp == '\0' || stopping) {
+ if (cp == NULL || *cp == '\0' || stopping) {
stopping = 0;
shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
if (QEMPTY(&ship_list)) {
}
return RET_OK;
}
- if (set_flagship(&ship_list, &shp)) {
+ leader = get_leader(&ship_list);
+ if (leader->uid != leader_uid) {
+ leader_uid = leader->uid;
+ pr_leader_change(leader);
stopping = 1;
continue;
}
if (!skip)
- nav_map(shp->shp_x, shp->shp_y,
- !(mchr[(int)shp->shp_type].m_flags & M_SUB));
+ nav_map(leader->x, leader->y,
+ !(mchr[(int)leader->type].m_flags & M_SUB));
else
skip = 0;
sprintf(prompt, "<%.1f:%.1f: %s> ", maxmob,
- minmob, xyas(shp->shp_x, shp->shp_y, player->cnum));
+ minmob, xyas(leader->x, leader->y, player->cnum));
cp = getstring(prompt, buf);
- /* Just in case any of our ships were shelled while we were at the
- * prompt, we call shp_nav() again.
+ /* Just in case any of our ships were shelled while we were
+ * at the prompt, we call shp_nav() again.
*/
shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
if (QEMPTY(&ship_list)) {
}
return RET_OK;
}
- if (set_flagship(&ship_list, &shp)) {
+ leader = get_leader(&ship_list);
+ if (leader->uid != leader_uid) {
+ leader_uid = leader->uid;
+ pr_leader_change(leader);
stopping = 1;
continue;
}
+ if (cp && !(cp = shp_path(together, (struct shpstr *)leader, buf)))
+ cp = buf;
}
- radmapnopr(shp->shp_x, shp->shp_y, (int)shp->shp_effic,
- (int)techfact(shp->shp_tech,
- (double)mchr[(int)shp->shp_type].m_vrnge),
- (double)((mchr[(int)shp->shp_type].m_flags & M_SONAR)
- ? techfact(shp->shp_tech, 1.0) : 0.0));
- if (cp == 0 || *cp == '\0')
+ radmapnopr(leader->x, leader->y, (int)leader->effic,
+ (int)techfact(leader->tech,
+ mchr[(int)leader->type].m_vrnge),
+ (mchr[(int)leader->type].m_flags & M_SONAR)
+ ? techfact(leader->tech, 1.0) : 0.0);
+ if (cp == NULL || *cp == '\0')
cp = &dirch[DIR_STOP];
- if (*cp == 'M' ||
- *cp == 'B' || *cp == 'f' || *cp == 'i' || *cp == 'm') {
- ++cp;
- if (cp[-1] == 'M') {
- unit_map(EF_SHIP, shp->shp_uid, &ns, &origin);
- draw_map(0, origin, MAP_SHIP, &ns, player->cnum);
- skip = 1;
- } else if (cp[-1] == 'B') {
- unit_map(EF_SHIP, shp->shp_uid, &ns, &origin);
- draw_map(EF_BMAP, origin, MAP_SHIP, &ns, player->cnum);
- skip = 1;
- } else if (cp[-1] == 'f') {
- struct emp_qelem *qp;
- qp = ship_list.q_back;
- emp_remque(ship_list.q_back);
- emp_insque(qp, &ship_list);
- set_flagship(&ship_list, &shp);
- } else if (cp[-1] == 'i') {
- shp_list(&ship_list);
- } else {
- stopping |= shp_sweep(&ship_list, 1, player->cnum);
- }
- continue;
- } else if (*cp == 'r' || *cp == 'l' || *cp == 's') {
- bp = ++cp;
- while ((*bp != ' ') && (*bp))
- bp++;
- while ((*bp == ' ') && (*bp))
- bp++;
- if ((bp != (s_char *)0) && (*bp))
- player->argp[1] = bp;
+ dir = chkdir(*cp, DIR_STOP, DIR_VIEW);
+ if (dir >= 0) {
+ if (dir == DIR_VIEW)
+ shp_view(&ship_list);
else {
- sprintf(dp, "%d", shp->shp_uid);
- player->argp[1] = dp;
+ stopping |= shp_nav_one_sector(&ship_list, dir, player->cnum, together);
+ if (stopping != 2) {
+ *pt++ = dirch[dir];
+ *pt = '\0';
+ }
}
- if (cp[-1] == 'r') {
- rada();
- skip = 1;
- } else if (cp[-1] == 'l')
- look();
- else {
- player->argp[2] = 0;
- sona();
- skip = 1;
+ cp++;
+ continue;
+ }
+ ac = parse(cp, player->argp, NULL, scanspace, NULL);
+ if (ac <= 1) {
+ sprintf(dp, "%d", leader->uid);
+ player->argp[1] = dp;
+ cp++;
+ } else
+ cp = NULL;
+ bmap_flag = 0;
+ switch (*player->argp[0]) {
+ case 'B':
+ bmap_flag = 'b';
+ /*
+ * fall through
+ */
+ case 'M':
+ do_map(bmap_flag, EF_SHIP, player->argp[1], player->argp[2]);
+ skip = 1;
+ continue;
+ case 'f':
+ if (ac <= 1)
+ switch_leader(&ship_list, -1);
+ else
+ switch_leader(&ship_list, atoi(player->argp[1]));
+ leader = get_leader(&ship_list);
+ if (leader->uid != leader_uid) {
+ leader_uid = leader->uid;
+ pr_leader_change(leader);
}
- *cp = 0;
+ continue;
+ case 'i':
+ shp_list(&ship_list);
+ continue;
+ case 'm':
+ stopping |= shp_sweep(&ship_list, 1, 1, player->cnum);
+ continue;
+ case 'r':
+ radar(EF_SHIP);
+ skip = 1;
player->btused++;
continue;
- } else {
- dir = chkdir(*cp++, DIR_STOP, DIR_VIEW);
- if (dir == -1) {
- if (NULL != (cp = shp_path(together, shp, buf)))
- continue;
- direrr("`%c' to stop", ", `%c' to view, ", 0);
- pr("`i' to list ships, `f' to change flagship,\n");
- pr("`r' to radar, `s' to sonar, `l' to look, `M' to map, `B' to bmap,\n");
- pr("and `m' to minesweep\n");
- stopping = 1;
- continue;
- } else if (dir == DIR_VIEW) {
- shp_view(&ship_list);
- continue;
+ case 'l':
+ look();
+ player->btused++;
+ continue;
+ case 's':
+ sona();
+ player->btused++;
+ skip = 1;
+ continue;
+ case 'd':
+ if (ac == 2) {
+ player->argp[2] = player->argp[1];
+ sprintf(dp, "%d", leader->uid);
+ player->argp[1] = dp;
}
+ mine();
+ skip = 1;
+ player->btused++;
+ continue;
}
- stopping |=
- shp_nav_one_sector(&ship_list, dir, player->cnum, together);
- if (stopping != 2) {
- *pt++ = dirch[dir];
- *pt = '\0';
- }
+ direrr("`%c' to stop", ", `%c' to view, ", 0);
+ pr("`i' to list ships, `f' to change flagship,\n");
+ pr("`r' to radar, `s' to sonar, `l' to look, `M' to map, `B' to bmap,\n");
+ pr("`d' to drop mines, and `m' to minesweep\n");
+ stopping = 1;
}
if (strlen(pathtaken) > 0) {
pathtaken[strlen(pathtaken) - 1] = '\0';
int
nav_map(int x, int y, int show_designations)
{
- register s_char *ptr;
+ char *ptr;
struct nstr_sect ns;
struct natstr *np;
struct sctstr sect;
int i;
/* Note this is not re-entrant anyway, so we keep the buffers
around */
- static u_char *bitmap = (u_char *)0;
- static s_char *wmapbuf = (s_char *)0;
- static s_char **wmap = (s_char **)0;
- s_char what[64];
+ static unsigned char *bitmap = NULL;
+ static char *wmapbuf = NULL;
+ static char **wmap = NULL;
int changed = 0;
- np = getnatp(player->cnum);
- sprintf(what, "%d:%d,%d:%d", xrel(np, x - 2), xrel(np, x + 2),
- yrel(np, y - 1), yrel(np, y + 1));
- if (!snxtsct(&ns, what))
- return RET_FAIL;
if (!wmapbuf)
- wmapbuf =
- (s_char *)malloc((WORLD_Y * MAPWIDTH(1)) * sizeof(s_char));
+ wmapbuf = malloc(WORLD_Y * MAPWIDTH(1));
if (!wmap) {
- wmap = (s_char **)malloc(WORLD_Y * sizeof(s_char *));
+ wmap = malloc(WORLD_Y * sizeof(*wmap));
if (wmap && wmapbuf) {
for (i = 0; i < WORLD_Y; i++)
wmap[i] = &wmapbuf[MAPWIDTH(1) * i];
} else if (wmap) {
- free((s_char *)wmap);
- wmap = (s_char **)0;
+ free(wmap);
+ wmap = NULL;
}
}
if (!bitmap)
- bitmap = (u_char *)malloc((WORLD_X * WORLD_Y) / 8);
+ bitmap = malloc((WORLD_X * WORLD_Y) / 8);
if (!wmapbuf || !wmap || !bitmap) {
pr("Memory error, tell the deity.\n");
logerror("malloc failed in navi\n");
return RET_FAIL;
}
- bzero((s_char *)bitmap, (WORLD_X * WORLD_Y) / 8);
- /* zap any conditionals */
- ns.ncond = 0;
+ memset(bitmap, 0, (WORLD_X * WORLD_Y) / 8);
+ snxtsct_dist(&ns, x, y, 1);
+ np = getnatp(player->cnum);
xyrelrange(np, &ns.range, &range);
- blankfill((s_char *)wmapbuf, &ns.range, 1);
+ blankfill(wmapbuf, &ns.range, 1);
while (nxtsct(&ns, §)) {
ptr = &wmap[ns.dy][ns.dx];
*ptr = dchr[sect.sct_type].d_mnem;
pr("%s\n", wmap[i]);
return RET_OK;
}
-
-static int
-set_flagship(struct emp_qelem *list, struct shpstr **flagshipp)
-{
- struct mlist *mlp = (struct mlist *)(list->q_back);
-
- if (!*flagshipp)
- pr("Flagship is ");
- else if ((*flagshipp)->shp_uid != mlp->ship.shp_uid)
- pr("Changing flagship to ");
- else
- return 0;
- *flagshipp = &mlp->ship;
- pr("%s\n", prship(&mlp->ship));
- return 1;
-}