2 * Copyright (c) 1997 Ben Harrison, and others
4 * This software may be copied and distributed for educational, research,
5 * and not for profit purposes provided that this copyright and statement
6 * are included in all such copies.
9 #include "autopick/autopick-pref-processor.h"
10 #include "core/asking-player.h"
11 #include "core/game-play.h"
12 #include "core/scores.h"
13 #include "game-option/runtime-arguments.h"
14 #include "io/record-play-movie.h"
15 #include "io/files-util.h"
17 #include "io/signal-handlers.h"
18 #include "io/uid-checker.h"
19 #include "main/angband-initializer.h"
20 #include "player/process-name.h"
21 #include "system/angband-version.h"
22 #include "system/angband.h"
23 #include "system/system-variables.h"
24 #include "term/gameterm.h"
25 #include "term/term-color-types.h"
26 #include "util/angband-files.h"
27 #include "util/string-processor.h"
30 * Available graphic modes
32 #define GRAPHICS_NONE 0
33 #define GRAPHICS_ORIGINAL 1
34 #define GRAPHICS_ADAM_BOLT 2
35 #define GRAPHICS_HENGBAND 3
38 * Some machines have a "main()" function in their "main-xxx.c" file,
39 * all the others use this file for their "main()" function.
44 * A hook for "quit()".
46 * Close down, then fall back into "quit()".
48 static void quit_hook(concptr s)
56 for (j = 8 - 1; j >= 0; j--) {
62 term_nuke(angband_term[j]);
67 * Set the stack size and overlay buffer (see main-286.c")
69 #ifdef PRIVATE_USER_PATH
72 * Create an ".angband/" directory in the users home directory.
74 * ToDo: Add error handling.
75 * ToDo: Only create the directories when actually writing files.
77 static void create_user_dir(void)
80 char subdirpath[1024];
82 /* Get an absolute path from the filename */
83 path_parse(dirpath, 1024, PRIVATE_USER_PATH);
85 /* Create the ~/.angband/ directory */
88 /* Build the path to the variant-specific sub-directory */
89 path_build(subdirpath, sizeof(subdirpath), dirpath, VERSION_NAME);
91 /* Create the directory */
92 mkdir(subdirpath, 0700);
95 #endif /* PRIVATE_USER_PATH */
98 * Initialize and verify the file paths, and the score file.
100 * Use the ANGBAND_PATH environment var if possible, else use
101 * DEFAULT_(LIB|VAR)_PATH, and in either case, branch off
104 * First, we'll look for the ANGBAND_PATH environment variable,
105 * and then look for the files in there. If that doesn't work,
106 * we'll try the DEFAULT_(LIB|VAR)_PATH constants. So be sure
107 * that one of these two things works...
109 * We must ensure that the path ends with "PATH_SEP" if needed,
110 * since the "init_file_paths()" function will simply append the
111 * relevant "sub-directory names" to the given path.
113 * Make sure that the path doesn't overflow the buffer. We have
114 * to leave enough space for the path separator, directory, and
117 static void init_stuff(void)
119 char libpath[1024], varpath[1024];
123 /* Get the environment variable */
124 tail = getenv("ANGBAND_PATH");
126 /* Use the angband_path, or a default */
127 strncpy(libpath, tail ? tail : DEFAULT_LIB_PATH, 511);
128 strncpy(varpath, tail ? tail : DEFAULT_VAR_PATH, 511);
130 /* Make sure they're terminated */
134 /* Hack -- Add a path separator (only if needed) */
135 if (!suffix(libpath, PATH_SEP)) strcat(libpath, PATH_SEP);
136 if (!suffix(varpath, PATH_SEP)) strcat(varpath, PATH_SEP);
139 init_file_paths(libpath, varpath);
143 * Handle a "-d<what>=<path>" option
145 * The "<what>" can be any string starting with the same letter as the
146 * name of a subdirectory of the "lib" folder (i.e. "i" or "info").
148 * The "<path>" can be any legal path for the given system, and should
149 * not end in any special path separator (i.e. "/tmp" or "~/.ang-info").
151 static void change_path(concptr info)
155 /* Find equal sign */
156 s = angband_strchr(info, '=');
158 /* Verify equal sign */
160 quit_fmt("Try '-d<what>=<path>' not '-d%s'", info);
163 switch (tolower(info[0])) {
165 string_free(ANGBAND_DIR_APEX);
166 ANGBAND_DIR_APEX = string_make(s + 1);
171 string_free(ANGBAND_DIR_FILE);
172 ANGBAND_DIR_FILE = string_make(s + 1);
177 string_free(ANGBAND_DIR_HELP);
178 ANGBAND_DIR_HELP = string_make(s + 1);
183 string_free(ANGBAND_DIR_INFO);
184 ANGBAND_DIR_INFO = string_make(s + 1);
189 string_free(ANGBAND_DIR_USER);
190 ANGBAND_DIR_USER = string_make(s + 1);
195 string_free(ANGBAND_DIR_XTRA);
196 ANGBAND_DIR_XTRA = string_make(s + 1);
201 string_free(ANGBAND_DIR_BONE);
202 ANGBAND_DIR_BONE = string_make(s + 1);
207 string_free(ANGBAND_DIR_DATA);
208 ANGBAND_DIR_DATA = string_make(s + 1);
213 string_free(ANGBAND_DIR_EDIT);
214 ANGBAND_DIR_EDIT = string_make(s + 1);
219 string_free(ANGBAND_DIR_SAVE);
220 ANGBAND_DIR_SAVE = string_make(s + 1);
225 string_free(ANGBAND_DIR_SCRIPT);
226 ANGBAND_DIR_SCRIPT = string_make(s + 1);
231 quit_fmt("Bad semantics in '-d%s'", info);
236 static void display_usage(void)
238 /* Dump usage information */
239 puts("Usage: angband [options] [-- subopts]");
240 puts(" -n Start a new character");
241 puts(" -f Request fiddle mode");
242 puts(" -w Request wizard mode");
243 puts(" -b Request BGM mode");
244 puts(" -v Request sound mode");
245 puts(" -g Request graphics mode");
246 puts(" -o Request original keyset");
247 puts(" -r Request rogue-like keyset");
248 puts(" -M Request monochrome mode");
249 puts(" -s<num> Show <num> high scores");
250 puts(" -u<who> Use your <who> savefile");
251 puts(" -m<sys> Force 'main-<sys>.c' usage");
252 puts(" -d<def> Define a 'lib' dir sub-path");
256 puts(" -mx11 To use X11");
257 puts(" -- Sub options");
258 puts(" -- -d Set display name");
259 puts(" -- -o Request old 8x8 tile graphics");
260 puts(" -- -a Request Adam Bolt 16x16 tile graphics");
261 puts(" -- -b Request Bigtile graphics mode");
262 puts(" -- -s Turn off smoothscaling graphics");
263 puts(" -- -n# Number of terms to use");
268 puts(" -mgcu To use GCU (GNU Curses)");
272 puts(" -mcap To use CAP (\"Termcap\" calls)");
275 /* Actually abort the process */
280 * Simple "main" function for multiple platforms.
282 * Note the special "--" option which terminates the processing of
283 * standard options. All non-standard options (if any) are passed
284 * directly to the "init_xxx()" function.
286 int main(int argc, char *argv[])
291 bool new_game = FALSE;
296 /* Save the "program name" XXX XXX XXX */
301 /* Default permissions on files */
306 /* Get the file paths */
311 /* Get the user id (?) */
312 p_ptr->player_uid = getuid();
315 /* Mega-Hack -- Factor group id */
316 p_ptr->player_uid += (getgid() * 1000);
321 #ifdef _POSIX_SAVED_IDS
323 /* Save some info for later */
324 p_ptr->player_euid = geteuid();
325 p_ptr->player_egid = getegid();
333 /* Drop permissions */
338 /* Acquire the "user name" as a default player name */
339 user_name(p_ptr->name, p_ptr->player_uid);
341 #ifdef PRIVATE_USER_PATH
343 /* Create a directory for the users files. */
346 #endif /* PRIVATE_USER_PATH */
350 /* Process the command line arguments */
351 bool browsing_movie = FALSE;
352 for (i = 1; args && (i < argc); i++) {
353 /* Require proper options */
354 if (argv[i][0] != '-') {
360 bool is_usage_needed = FALSE;
361 switch (argv[i][1]) {
389 /* HACK - Graphics mode switches on the original tiles */
390 arg_graphics = GRAPHICS_ORIGINAL;
395 arg_force_roguelike = TRUE;
400 arg_force_original = TRUE;
405 show_score = atoi(&argv[i][2]);
413 is_usage_needed = TRUE;
417 strcpy(p_ptr->name, &argv[i][2]);
422 is_usage_needed = TRUE;
430 arg_monochrome = TRUE;
435 change_path(&argv[i][2]);
440 is_usage_needed = TRUE;
444 prepare_browse_movie_with_path_build(&argv[i][2]);
445 browsing_movie = TRUE;
456 is_usage_needed = TRUE;
461 if (!is_usage_needed)
467 /* Hack -- Forget standard args */
473 /* Process the player name */
474 process_player_name(p_ptr, TRUE);
476 /* Install "quit" hook */
477 quit_aux = quit_hook;
480 /* Attempt to use the "main-xaw.c" support */
481 if (!done && (!mstr || (streq(mstr, "xaw")))) {
482 extern errr init_xaw(int, char **);
483 if (0 == init_xaw(argc, argv)) {
491 /* Attempt to use the "main-x11.c" support */
492 if (!done && (!mstr || (streq(mstr, "x11")))) {
493 extern errr init_x11(int, char **);
494 if (0 == init_x11(argc, argv)) {
502 /* Attempt to use the "main-gcu.c" support */
503 if (!done && (!mstr || (streq(mstr, "gcu")))) {
504 extern errr init_gcu(int, char **);
505 if (0 == init_gcu(argc, argv)) {
513 /* Attempt to use the "main-cap.c" support */
514 if (!done && (!mstr || (streq(mstr, "cap")))) {
515 extern errr init_cap(int, char **);
516 if (0 == init_cap(argc, argv)) {
523 /* Make sure we have a display! */
525 quit("Unable to prepare any 'display module'!");
527 /* Hack -- If requested, display scores and quit */
529 display_scores(0, show_score);
531 /* Catch nasty signals */
535 init_angband(p_ptr, process_autopick_file_command);
537 /* Wait for response */
541 play_game(p_ptr, new_game, browsing_movie);