2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2008, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See files README, COPYING and CREDITS in the root of the source
23 * tree for related information and legal notices. It is expected
24 * that future projects/authors will amend these files as needed.
28 * empdump.c: Export/import Empire game state
30 * Known contributors to this file:
31 * Markus Armbruster, 2008
43 #include "prototypes.h"
47 static void dump_table(int, int);
48 static void pln_fixup(void);
49 static void lnd_fixup(void);
50 static void nuk_fixup(void);
53 main(int argc, char *argv[])
55 char *config_file = NULL;
60 int opt, i, lineno, type;
64 while ((opt = getopt(argc, argv, "e:mtxhv")) != EOF) {
70 printf("Usage: %s [OPTION]... [DUMP-FILE]\n"
71 " -e CONFIG-FILE configuration file\n"
73 " -m use machine-readable format\n"
74 " -t test import, don't update game state\n"
75 " -x export to standard output\n"
76 " -h display this help and exit\n"
77 " -v display version information and exit\n",
78 argv[0], dflt_econfig);
84 private = EFF_PRIVATE;
90 printf("%s\n\n%s", version, legal);
93 fprintf(stderr, "Try -h for help.\n");
99 import = argv[optind++];
102 impf = fopen(import, "r");
104 fprintf(stderr, "Cant open %s for reading (%s)\n",
105 import, strerror(errno));
109 private = EFF_PRIVATE;
111 /* read configuration & initialize */
113 if (emp_config(config_file) < 0)
117 if (read_builtin_tables() < 0)
119 if (read_custom_tables() < 0)
121 if (chdir(gamedir)) {
122 fprintf(stderr, "Can't chdir to %s (%s)\n",
123 gamedir, strerror(errno));
128 for (i = 0; i < EF_MAX; i++) {
129 if (!EF_IS_GAME_STATE(i))
131 if (!ef_open(i, EFF_MEM | private))
135 /* import from IMPORT */
136 memset(dirty, 0, sizeof(dirty));
139 while ((type = xundump(impf, import, &lineno, EF_BAD)) >= 0)
151 /* export to stdout */
153 for (i = 0; i < EF_MAX; i++) {
154 if (!EF_IS_GAME_STATE(i))
156 dump_table(i, human);
160 /* write out imported data */
161 for (i = 0; i < EF_MAX; i++) {
162 if (!EF_IS_GAME_STATE(i))
164 if (!private && dirty[i]) {
174 printf_wrapper(char *fmt, ...)
184 dump_table(int type, int human)
195 xdinit(&xd, 0, human, printf_wrapper);
196 xdhdr(&xd, ef_nameof(type), 0);
198 for (i = 0; (p = ef_ptr(type, i)); i++) {
206 /* TODO remove need for this */
214 static int fit_plane_on_ship(struct plnstr *, struct shpstr *);
215 static int fit_plane_on_land(struct plnstr *, struct lndstr *);
225 for (i = 0; (pp = ef_ptr(EF_PLANE, i)); i++) {
228 csp = ef_ptr(EF_SHIP, pp->pln_ship);
229 clp = ef_ptr(EF_LAND, pp->pln_land);
231 fit_plane_on_ship(pp, csp);
233 fit_plane_on_land(pp, clp);
245 for (i = 0; (lp = ef_ptr(EF_LAND, i)); i++) {
248 csp = ef_ptr(EF_SHIP, lp->lnd_ship);
249 clp = ef_ptr(EF_LAND, lp->lnd_land);
264 for (i = 0; (np = ef_ptr(EF_NUKE, i)); i++) {
267 cpp = ef_ptr(EF_PLANE, np->nuk_plane);
269 cpp->pln_nuketype = np->nuk_type;
273 /* Temporarily copied from src/lib/subs/???sub.c */
276 * Fit a plane of PP's type on ship SP.
277 * Adjust SP's plane counters.
278 * Updating the plane accordingly is the caller's job.
279 * Return whether it fits.
282 fit_plane_on_ship(struct plnstr *pp, struct shpstr *sp)
284 struct plchrstr *pcp = plchr + pp->pln_type;
285 struct mchrstr *mcp = mchr + sp->shp_type;
288 if (pcp->pl_flags & P_K) {
289 /* chopper, try chopper slot first */
290 if (sp->shp_nchoppers < mcp->m_nchoppers)
291 return ++sp->shp_nchoppers;
292 /* else try plane slot */
294 } else if (pcp->pl_flags & P_E) {
295 /* x-light, try x-light slot first */
296 if (sp->shp_nxlight < mcp->m_nxlight)
297 return ++sp->shp_nxlight;
298 /* else try plane slot */
299 wanted = M_MSL | M_FLY;
300 } else if (!(pcp->pl_flags & P_L)) {
301 /* not light, no go */
303 } else if (pcp->pl_flags & P_M) {
304 /* missile, use plane slot */
305 wanted = M_MSL | M_FLY;
307 /* fixed-wing plane, use plane slot */
311 if ((mcp->m_flags & wanted) == 0)
312 return 0; /* ship not capable */
314 if (sp->shp_nplane < mcp->m_nplanes)
315 return ++sp->shp_nplane;
321 * Fit a plane of PP's type on land unit LP.
322 * Adjust LP's plane counters.
323 * Updating the plane accordingly is the caller's job.
324 * Return whether it fits.
327 fit_plane_on_land(struct plnstr *pp, struct lndstr *lp)
329 struct plchrstr *pcp = plchr + pp->pln_type;
330 struct lchrstr *lcp = lchr + lp->lnd_type;
332 if ((pcp->pl_flags & P_E) && lp->lnd_nxlight < lcp->l_nxlight)
333 return ++lp->lnd_nxlight;