X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=main.c;h=3d17ec9c160b1a775eed7a777947f72086aef555;hb=ff9c73a37d898d824aa9f8ecd4b670acd84d37e7;hp=1bdc64c3fbbc3b733283c9504f62efe207c9704f;hpb=94e7cc65050ddfd04a8a1606f8899c7e5be496e8;p=open-adventure.git diff --git a/main.c b/main.c index 1bdc64c..3d17ec9 100644 --- a/main.c +++ b/main.c @@ -1,7 +1,7 @@ /* - * Copyright (c) 1977, 2005 by Will Crowther and Don Woods - * Copyright (c) 2017 by Eric S. Raymond - * SPDX-License-Identifier: BSD-2-clause + * SPDX-FileCopyrightText: 1977, 2005 by Will Crowther and Don Woods + * SPDX-FileCopyrightText: 2017 by Eric S. Raymond + * SPDX-License-Identifier: BSD-2-Clause */ #include @@ -18,6 +18,18 @@ #define DIM(a) (sizeof(a)/sizeof(a[0])) +#if defined ADVENT_AUTOSAVE +static FILE* autosave_fp; +void autosave(void) +{ + if (autosave_fp != NULL) { + rewind(autosave_fp); + savefile(autosave_fp); + fflush(autosave_fp); + } +} +#endif + // LCOV_EXCL_START // exclude from coverage analysis because it requires interactivity to test static void sig_handler(int signo) @@ -26,115 +38,14 @@ static void sig_handler(int signo) if (settings.logfp != NULL) fflush(settings.logfp); } - exit(EXIT_FAILURE); -} -// LCOV_EXCL_STOP - -/* - * MAIN PROGRAM - * - * Adventure (rev 2: 20 treasures) - * History: Original idea & 5-treasure version (adventures) by Willie Crowther - * 15-treasure version (adventure) by Don Woods, April-June 1977 - * 20-treasure version (rev 2) by Don Woods, August 1978 - * Errata fixed: 78/12/25 - * Revived 2017 as Open Adventure. - */ - -static bool do_command(void); -static bool do_move(void); - -int main(int argc, char *argv[]) -{ - int ch; - - /* Options. */ - -#ifndef ADVENT_NOSAVE - const char* opts = "l:or:"; - const char* usage = "Usage: %s [-l logfilename] [-o] [-r restorefilename] [script...]\n"; - FILE *rfp = NULL; -#else - const char* opts = "l:o"; - const char* usage = "Usage: %s [-l logfilename] [-o] [script...]\n"; -#endif - while ((ch = getopt(argc, argv, opts)) != EOF) { - switch (ch) { - case 'l': - settings.logfp = fopen(optarg, "w"); - if (settings.logfp == NULL) - fprintf(stderr, - "advent: can't open logfile %s for write\n", - optarg); - signal(SIGINT, sig_handler); - break; - case 'o': - settings.oldstyle = true; - settings.prompt = false; - break; -#ifndef ADVENT_NOSAVE - case 'r': - rfp = fopen(optarg, "r"); - if (rfp == NULL) - fprintf(stderr, - "advent: can't open save file %s for read\n", - optarg); - break; -#endif - default: - fprintf(stderr, - usage, argv[0]); - fprintf(stderr, - " -l create a log file of your game named as specified'\n"); - fprintf(stderr, - " -o 'oldstyle' (no prompt, no command editing, displays 'Initialising...')\n"); -#ifndef ADVENT_NOSAVE - fprintf(stderr, - " -r restore from specified saved game file\n"); -#endif - exit(EXIT_FAILURE); - break; - } - } - /* copy invocation line part after switches */ - settings.argc = argc - optind; - settings.argv = argv + optind; - settings.optind = 0; - - /* Initialize game variables */ - int seedval = initialise(); - -#ifndef ADVENT_NOSAVE - if (!rfp) { - game.novice = yes_or_no(arbitrary_messages[WELCOME_YOU], arbitrary_messages[CAVE_NEARBY], arbitrary_messages[NO_MESSAGE]); - if (game.novice) - game.limit = NOVICELIMIT; - } else { - restore(rfp); - } -#else - game.novice = yes_or_no(arbitrary_messages[WELCOME_YOU], arbitrary_messages[CAVE_NEARBY], arbitrary_messages[NO_MESSAGE]); - if (game.novice) - game.limit = NOVICELIMIT; +#if defined ADVENT_AUTOSAVE + if (signo == SIGHUP || signo == SIGTERM) + autosave(); #endif - - if (settings.logfp) - fprintf(settings.logfp, "seed %d\n", seedval); - - /* interpret commands until EOF or interrupt */ - for (;;) { - // if we're supposed to move, move - if (!do_move()) - continue; - - // get command - if (!do_command()) - break; - } - /* show score and exit */ - terminate(quitgame); + exit(EXIT_FAILURE); } +// LCOV_EXCL_STOP char *myreadline(const char *prompt) { @@ -144,8 +55,13 @@ char *myreadline(const char *prompt) * logfiles for testing purposes. */ /* Normal case - no script arguments */ - if (settings.argc == 0) - return readline(prompt); + if (settings.argc == 0) { + char *ln = readline(prompt); + if (ln == NULL) { + fputs(prompt, stdout); + } + return ln; + } char *buf = malloc(LINESIZE + 1); for (;;) { @@ -171,9 +87,9 @@ char *myreadline(const char *prompt) } else { char *ln = fgets(buf, LINESIZE, settings.scriptfp); if (ln != NULL) { - fputs(PROMPT, stdout); + fputs(prompt, stdout); fputs(ln, stdout); - return ln; + return ln; } } } @@ -283,8 +199,7 @@ static bool spotted_by_pirate(int i) * that game.place[CHEST] = LOC_NOWHERE might mean that he's thrown * it to the troll, but in that case he's seen the chest * (game.prop[CHEST] == STATE_FOUND). */ - if (game.loc == game.chloc || - game.prop[CHEST] != STATE_NOTFOUND) + if (game.loc == game.chloc || game.prop[CHEST] != STATE_NOTFOUND) return true; int snarfed = 0; bool movechest = false, robplayer = false; @@ -297,8 +212,7 @@ static bool spotted_by_pirate(int i) game.loc == objects[EMERALD].plac)) { continue; } - if (TOTING(treasure) || - HERE(treasure)) + if (TOTING(treasure) || HERE(treasure)) ++snarfed; if (TOTING(treasure)) { movechest = true; @@ -315,13 +229,13 @@ static bool spotted_by_pirate(int i) if (movechest) { move(CHEST, game.chloc); move(MESSAG, game.chloc2); - game.dloc[PIRATE] = game.chloc; - game.odloc[PIRATE] = game.chloc; - game.dseen[PIRATE] = false; + game.dwarves[PIRATE].loc = game.chloc; + game.dwarves[PIRATE].oldloc = game.chloc; + game.dwarves[PIRATE].seen = false; } else { /* You might get a hint of the pirate's presence even if the * chest doesn't move... */ - if (game.odloc[PIRATE] != game.dloc[PIRATE] && PCT(20)) + if (game.dwarves[PIRATE].oldloc != game.dwarves[PIRATE].loc && PCT(20)) rspeak(PIRATE_RUSTLES); } if (robplayer) { @@ -360,9 +274,7 @@ static bool dwarfmove(void) * steal return toll, and dwarves can't meet the bear. Also * means dwarves won't follow him into dead end in maze, but * c'est la vie. They'll wait for him outside the dead end. */ - if (game.loc == LOC_NOWHERE || - FORCED(game.loc) || - CNDBIT(game.newloc, COND_NOARRR)) + if (game.loc == LOC_NOWHERE || FORCED(game.loc) || CNDBIT(game.newloc, COND_NOARRR)) return true; /* Dwarf activity level ratchets up */ @@ -377,22 +289,21 @@ static bool dwarfmove(void) * replace him with the alternate. */ if (game.dflag == 1) { if (!INDEEP(game.loc) || - (PCT(95) && (!CNDBIT(game.loc, COND_NOBACK) || - PCT(85)))) + (PCT(95) && (!CNDBIT(game.loc, COND_NOBACK) || PCT(85)))) return true; game.dflag = 2; for (int i = 1; i <= 2; i++) { int j = 1 + randrange(NDWARVES - 1); if (PCT(50)) - game.dloc[j] = 0; + game.dwarves[j].loc = 0; } /* Alternate initial loc for dwarf, in case one of them * starts out on top of the adventurer. */ for (int i = 1; i <= NDWARVES - 1; i++) { - if (game.dloc[i] == game.loc) - game.dloc[i] = DALTLC; // - game.odloc[i] = game.dloc[i]; + if (game.dwarves[i].loc == game.loc) + game.dwarves[i].loc = DALTLC; // + game.dwarves[i].oldloc = game.dwarves[i].loc; } rspeak(DWARF_RAN); drop(AXE, game.loc); @@ -409,11 +320,11 @@ static bool dwarfmove(void) attack = 0; stick = 0; for (int i = 1; i <= NDWARVES; i++) { - if (game.dloc[i] == 0) + if (game.dwarves[i].loc == 0) continue; /* Fill tk array with all the places this dwarf might go. */ unsigned int j = 1; - kk = tkey[game.dloc[i]]; + kk = tkey[game.dwarves[i].loc]; if (kk != 0) do { enum desttype_t desttype = travel[kk].desttype; @@ -423,14 +334,14 @@ static bool dwarfmove(void) continue; else if (!INDEEP(game.newloc)) continue; - else if (game.newloc == game.odloc[i]) + else if (game.newloc == game.dwarves[i].oldloc) continue; else if (j > 1 && game.newloc == tk[j - 1]) continue; else if (j >= DIM(tk) - 1) /* This can't actually happen. */ continue; // LCOV_EXCL_LINE - else if (game.newloc == game.dloc[i]) + else if (game.newloc == game.dwarves[i].loc) continue; else if (FORCED(game.newloc)) continue; @@ -441,25 +352,25 @@ static bool dwarfmove(void) tk[j++] = game.newloc; } while (!travel[kk++].stop); - tk[j] = game.odloc[i]; + tk[j] = game.dwarves[i].oldloc; if (j >= 2) --j; j = 1 + randrange(j); - game.odloc[i] = game.dloc[i]; - game.dloc[i] = tk[j]; - game.dseen[i] = (game.dseen[i] && INDEEP(game.loc)) || - (game.dloc[i] == game.loc || - game.odloc[i] == game.loc); - if (!game.dseen[i]) + game.dwarves[i].oldloc = game.dwarves[i].loc; + game.dwarves[i].loc = tk[j]; + game.dwarves[i].seen = (game.dwarves[i].seen && INDEEP(game.loc)) || + (game.dwarves[i].loc == game.loc || + game.dwarves[i].oldloc == game.loc); + if (!game.dwarves[i].seen) continue; - game.dloc[i] = game.loc; + game.dwarves[i].loc = game.loc; if (spotted_by_pirate(i)) continue; /* This threatening little dwarf is in the room with him! */ ++game.dtotal; - if (game.odloc[i] == game.dloc[i]) { + if (game.dwarves[i].oldloc == game.dwarves[i].loc) { ++attack; - if (game.knfloc >= 0) + if (game.knfloc >= LOC_NOWHERE) game.knfloc = game.loc; if (randrange(1000) < 95 * (game.dflag - 2)) ++stick; @@ -547,8 +458,7 @@ static void describe_location(void) { const char* msg = locations[game.loc].description.small; - if (MOD(game.abbrev[game.loc], game.abbnum) == 0 || - msg == NO_MESSAGE) + if (MOD(game.abbrev[game.loc], game.abbnum) == 0 || msg == NO_MESSAGE) msg = locations[game.loc].description.big; if (!FORCED(game.loc) && DARK(game.loc)) { @@ -656,8 +566,7 @@ static void playermove(int motion) /* Look for a way to fulfil the motion verb passed in - travel_entry indexes * the beginning of the motion entries for here (game.loc). */ for (;;) { - if ((travel[travel_entry].motion == HERE) || - travel[travel_entry].motion == motion) + if ((travel[travel_entry].motion == HERE) || travel[travel_entry].motion == motion) break; if (travel[travel_entry].stop) { /* Couldn't find an entry matching the motion word passed @@ -711,14 +620,12 @@ static void playermove(int motion) if (condtype < cond_not) { /* YAML N and [pct N] conditionals */ if (condtype == cond_goto || condtype == cond_pct) { - if (condarg1 == 0 || - PCT(condarg1)) + if (condarg1 == 0 || PCT(condarg1)) break; /* else fall through */ } /* YAML [with OBJ] clause */ - else if (TOTING(condarg1) || - (condtype == cond_with && AT(condarg1))) + else if (TOTING(condarg1) || (condtype == cond_with && AT(condarg1))) break; /* else fall through to check [not OBJ STATE] */ } else if (game.prop[condarg1] != condarg2) @@ -757,8 +664,7 @@ static void playermove(int motion) game.newloc = (game.loc == LOC_PLOVER) ? LOC_ALCOVE : LOC_PLOVER; - if (game.holdng > 1 || - (game.holdng == 1 && !TOTING(EMERALD))) { + if (game.holdng > 1 || (game.holdng == 1 && !TOTING(EMERALD))) { game.newloc = game.loc; rspeak(MUST_DROP); } @@ -921,8 +827,8 @@ static bool closecheck(void) game.prop[GRATE] = GRATE_CLOSED; game.prop[FISSURE] = UNBRIDGED; for (int i = 1; i <= NDWARVES; i++) { - game.dseen[i] = false; - game.dloc[i] = LOC_NOWHERE; + game.dwarves[i].seen = false; + game.dwarves[i].loc = LOC_NOWHERE; } DESTROY(TROLL); move(TROLL + NOBJECTS, IS_FREE); @@ -1019,6 +925,8 @@ static void listobjects(void) game.prop[RUG] = RUG_DRAGON; if (obj == CHAIN) game.prop[CHAIN] = CHAINING_BEAR; + if (obj == EGGS) + game.seenbigwords = true; --game.tally; /* Note: There used to be a test here to see whether the * player had blown it so badly that he could never ever see @@ -1136,7 +1044,7 @@ static bool do_move(void) * place) let him get out (and attacked). */ if (game.newloc != game.loc && !FORCED(game.loc) && !CNDBIT(game.loc, COND_NOARRR)) { for (size_t i = 1; i <= NDWARVES - 1; i++) { - if (game.odloc[i] == game.newloc && game.dseen[i]) { + if (game.dwarves[i].oldloc == game.newloc && game.dwarves[i].seen) { game.newloc = game.loc; rspeak(DWARF_BLOCK); break; @@ -1153,7 +1061,7 @@ static bool do_move(void) /* The easiest way to get killed is to fall into a pit in * pitch darkness. */ - if (!FORCED(game.loc) && DARK(game.loc) && game.wzdark && PCT(35)) { // FIXME: magic number + if (!FORCED(game.loc) && DARK(game.loc) && game.wzdark && PCT(PIT_KILL_PROB)) { rspeak(PIT_FALL); game.oldlc2 = game.loc; croak(); @@ -1163,7 +1071,7 @@ static bool do_move(void) return true; } -static bool do_command() +static bool do_command(void) /* Get and execute a command */ { static command_t command; @@ -1214,6 +1122,12 @@ static bool do_command() if (!get_command_input(&command)) return false; + /* Every input, check "foobar" flag. If zero, nothing's going + * on. If pos, make neg. If neg, he skipped a word, so make it + * zero. + */ + game.foobar = (game.foobar > WORD_EMPTY) ? -game.foobar : WORD_EMPTY; + ++game.turns; preprocess_command(&command); } @@ -1321,4 +1235,137 @@ static bool do_command() return true; } +/* + * MAIN PROGRAM + * + * Adventure (rev 2: 20 treasures) + * History: Original idea & 5-treasure version (adventures) by Willie Crowther + * 15-treasure version (adventure) by Don Woods, April-June 1977 + * 20-treasure version (rev 2) by Don Woods, August 1978 + * Errata fixed: 78/12/25 + * Revived 2017 as Open Adventure. + */ + +int main(int argc, char *argv[]) +{ + int ch; + + /* Options. */ + +#if defined ADVENT_AUTOSAVE + const char* opts = "dl:oa:"; + const char* usage = "Usage: %s [-l logfilename] [-o] [-a filename] [script...]\n"; + FILE *rfp = NULL; + const char* autosave_filename = NULL; +#elif !defined ADVENT_NOSAVE + const char* opts = "dl:or:"; + const char* usage = "Usage: %s [-l logfilename] [-o] [-r restorefilename] [script...]\n"; + FILE *rfp = NULL; +#else + const char* opts = "dl:o"; + const char* usage = "Usage: %s [-l logfilename] [-o] [script...]\n"; +#endif + while ((ch = getopt(argc, argv, opts)) != EOF) { + switch (ch) { + case 'd': // LCOV_EXCL_LINE + settings.debug +=1; // LCOV_EXCL_LINE + break; // LCOV_EXCL_LINE + case 'l': + settings.logfp = fopen(optarg, "w"); + if (settings.logfp == NULL) + fprintf(stderr, + "advent: can't open logfile %s for write\n", + optarg); + signal(SIGINT, sig_handler); + break; + case 'o': + settings.oldstyle = true; + settings.prompt = false; + break; +#ifdef ADVENT_AUTOSAVE + case 'a': + rfp = fopen(optarg, READ_MODE); + autosave_filename = optarg; + signal(SIGHUP, sig_handler); + signal(SIGTERM, sig_handler); + break; +#elif !defined ADVENT_NOSAVE + case 'r': + rfp = fopen(optarg, "r"); + if (rfp == NULL) + fprintf(stderr, + "advent: can't open save file %s for read\n", + optarg); + break; +#endif + default: + fprintf(stderr, + usage, argv[0]); + fprintf(stderr, + " -l create a log file of your game named as specified'\n"); + fprintf(stderr, + " -o 'oldstyle' (no prompt, no command editing, displays 'Initialising...')\n"); +#if defined ADVENT_AUTOSAVE + fprintf(stderr, + " -a automatic save/restore from specified saved game file\n"); +#elif !defined ADVENT_NOSAVE + fprintf(stderr, + " -r restore from specified saved game file\n"); +#endif + exit(EXIT_FAILURE); + break; + } + } + + /* copy invocation line part after switches */ + settings.argc = argc - optind; + settings.argv = argv + optind; + settings.optind = 0; + + /* Initialize game variables */ + int seedval = initialise(); + +#if !defined ADVENT_NOSAVE + if (!rfp) { + game.novice = yes_or_no(arbitrary_messages[WELCOME_YOU], arbitrary_messages[CAVE_NEARBY], arbitrary_messages[NO_MESSAGE]); + if (game.novice) + game.limit = NOVICELIMIT; + } else { + restore(rfp); +#if defined ADVENT_AUTOSAVE + score(scoregame); +#endif + } +#if defined ADVENT_AUTOSAVE + if (autosave_filename != NULL) { + if ((autosave_fp = fopen(autosave_filename, WRITE_MODE)) == NULL) { + perror(autosave_filename); + return EXIT_FAILURE; + } + autosave(); + } +#endif +#else + game.novice = yes_or_no(arbitrary_messages[WELCOME_YOU], arbitrary_messages[CAVE_NEARBY], arbitrary_messages[NO_MESSAGE]); + if (game.novice) + game.limit = NOVICELIMIT; +#endif + + if (settings.logfp) + fprintf(settings.logfp, "seed %d\n", seedval); + + /* interpret commands until EOF or interrupt */ + for (;;) { + // if we're supposed to move, move + if (!do_move()) + continue; + + // get command + if (!do_command()) + break; + } + /* show score and exit */ + terminate(quitgame); +} + /* end */