X-Git-Url: https://jxself.org/git/?p=open-adventure.git;a=blobdiff_plain;f=saveresume.c;h=a3dbe968ebdaf4838ea2552d6c77b6e951143721;hp=62523f304a906a6714aab4f5e98b6b8ac7c6ef2e;hb=4d7858d333057850b7d4635ba51441238f0721e2;hpb=fef9657e3e00d952571bf96797ad716d00affeff diff --git a/saveresume.c b/saveresume.c index 62523f3..a3dbe96 100644 --- a/saveresume.c +++ b/saveresume.c @@ -1,17 +1,17 @@ #include #include +#include +#include #include "advent.h" -#include "database.h" -#include "newdb.h" -#include "linenoise/linenoise.h" +#include "dungeon.h" /* * (ESR) This replaces a bunch of particularly nasty FORTRAN-derived code; * see the history.adoc file in the source distribution for discussion. */ -#define VRSION 26 /* bump on save format change */ +#define VRSION 27 /* bump on save format change */ /* * If you change the first three members, the resume function may not properly @@ -24,73 +24,104 @@ struct save_t { long mode; /* not used, must be present for version detection */ long version; struct game_t game; - long bird; - long bivalve; }; struct save_t save; -int saveresume(FILE *input, bool resume) +#define IGNORE(r) do{if (r){}}while(0) + +int savefile(FILE *fp, long version) +/* Save game to file. No input or output from user. */ +{ + save.savetime = time(NULL); + save.mode = -1; + save.version = (version == 0) ? VRSION : version; + + memcpy(&save.game, &game, sizeof(struct game_t)); + IGNORE(fwrite(&save, sizeof(struct save_t), 1, fp)); + return (0); +} + /* Suspend and resume */ +int suspend(void) { - long i, k; + /* Suspend. Offer to save things in a file, but charging + * some points (so can't win by using saved games to retry + * battles or to start over after learning zzword). + * If ADVENT_NOSAVE is defined, do nothing instead. */ + +#ifdef ADVENT_NOSAVE + return GO_UNKNOWN; +#endif FILE *fp = NULL; - - if (!resume) { - /* Suspend. Offer to save things in a file, but charging - * some points (so can't win by using saved games to retry - * battles or to start over after learning zzword). */ - RSPEAK(ARB_260); - if (!YES(input,200,54,54)) return GO_CLEAROBJ; - game.saved=game.saved+5; + + rspeak(SUSPEND_WARNING); + if (!yes(arbitrary_messages[THIS_ACCEPTABLE], arbitrary_messages[OK_MAN], arbitrary_messages[OK_MAN])) + return GO_CLEAROBJ; + game.saved = game.saved + 5; + + while (fp == NULL) { + char* name = readline("\nFile name: "); + if (name == NULL) + return GO_TOP; + fp = fopen(name, WRITE_MODE); + if (fp == NULL) + printf("Can't open file %s, try again.\n", name); + free(name); } - else - { - /* Resume. Read a suspended game back from a file. */ - if (game.loc != 1 || game.abbrev[1] != 1) { - RSPEAK(ARB_268); - if (!YES(input,200,54,54)) return GO_CLEAROBJ; - } + + savefile(fp, VRSION); + fclose(fp); + rspeak(RESUME_HELP); + exit(EXIT_SUCCESS); +} + +int resume(void) +{ + /* Resume. Read a suspended game back from a file. + * If ADVENT_NOSAVE is defined, do nothing instead. */ + +#ifdef ADVENT_NOSAVE + return GO_UNKNOWN; +#endif + FILE *fp = NULL; + + if (game.loc != 1 || + game.abbrev[1] != 1) { + rspeak(RESUME_ABANDON); + if (!yes(arbitrary_messages[THIS_ACCEPTABLE], arbitrary_messages[OK_MAN], arbitrary_messages[OK_MAN])) + return GO_CLEAROBJ; } while (fp == NULL) { - char* name = linenoise("\nFile name: "); - if (name == NULL) - return GO_TOP; - fp = fopen(name,(resume ? READ_MODE : WRITE_MODE)); - if (fp == NULL) - printf("Can't open file %s, try again.\n", name); - linenoiseFree(name); + char* name = readline("\nFile name: "); + if (name == NULL) + return GO_TOP; + fp = fopen(name, READ_MODE); + if (fp == NULL) + printf("Can't open file %s, try again.\n", name); + free(name); } - - DATIME(&i,&k); - k=i+650*k; - if (!resume) - { - save.savetime = k; - save.mode = -1; - save.version = VRSION; - memcpy(&save.game, &game, sizeof(struct game_t)); - save.bird = OBJSND[BIRD]; - save.bivalve = OBJTXT[OYSTER]; - IGNORE(fwrite(&save, sizeof(struct save_t), 1, fp)); - fclose(fp); - RSPEAK(ARB_266); - exit(0); + + return restore(fp); +} + +int restore(FILE* fp) +{ + /* Read and restore game state from file, assuming + * sane initial state. + * If ADVENT_NOSAVE is defined, do nothing instead. */ +#ifdef ADVENT_NOSAVE + return GO_UNKNOWN; +#endif + + IGNORE(fread(&save, sizeof(struct save_t), 1, fp)); + fclose(fp); + if (save.version != VRSION) { + rspeak(VERSION_SKEW, save.version / 10, MOD(save.version, 10), VRSION / 10, MOD(VRSION, 10)); } else { - IGNORE(fread(&save, sizeof(struct save_t), 1, fp)); - fclose(fp); - if (save.version != VRSION) { - SETPRM(1,k/10,MOD(k,10)); - SETPRM(3,VRSION/10,MOD(VRSION,10)); - RSPEAK(ARB_269); - } else { - memcpy(&game, &save.game, sizeof(struct game_t)); - OBJSND[BIRD] = save.bird; - OBJTXT[OYSTER] = save.bivalve; - game.zzword=RNDVOC(3,game.zzword); - } - return GO_TOP; + memcpy(&game, &save.game, sizeof(struct game_t)); } + return GO_TOP; } /* end */