X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=misc.c;h=ba834fdffd44b84cef98268a2e2cbadc8dea63b2;hb=a678b68b39f21f8b2853e45c6138d815a82a3423;hp=aa4286bc570f6e29e40c06cb7fa620e9ee265674;hpb=550734fd3fbd645daa1df42997b8ad876461f609;p=open-adventure.git diff --git a/misc.c b/misc.c index aa4286b..ba834fd 100644 --- a/misc.c +++ b/misc.c @@ -12,13 +12,12 @@ void* xmalloc(size_t size) { - void* ptr = malloc(size); - if (ptr == NULL) - { - fprintf(stderr, "Out of memory!\n"); - exit(EXIT_FAILURE); + void* ptr = malloc(size); + if (ptr == NULL) { + fprintf(stderr, "Out of memory!\n"); + exit(EXIT_FAILURE); } - return(ptr); + return (ptr); } char* xstrdup(const char* s) @@ -51,6 +50,23 @@ void packed_to_token(long packed, char token[6]) } } +/* Hide the fact that wods are corrently packed longs */ + +bool wordeq(token_t a, token_t b) +{ + return a == b; +} + +bool wordempty(token_t a) +{ + return a == 0; +} + +void wordclear(token_t *v) +{ + *v = 0; +} + /* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */ void speak(const char* msg) @@ -153,7 +169,7 @@ void SETPRM(long first, long p1, long p2) * are stored into PARMS(first) and PARMS(first+1). */ { if (first >= MAXPARMS) - BUG(29); + BUG(TOO_MANY_PARAMETERS_GIVEN_TO_SETPRM); else { PARMS[first] = p1; PARMS[first + 1] = p2; @@ -198,99 +214,97 @@ bool GETIN(FILE *input, void echo_input(FILE* destination, char* input_prompt, char* input) { - size_t len = strlen(input_prompt) + strlen(input) + 1; - char* prompt_and_input = (char*) xmalloc(len); - strcpy(prompt_and_input, input_prompt); - strcat(prompt_and_input, input); - fprintf(destination, "%s\n", prompt_and_input); - free(prompt_and_input); + size_t len = strlen(input_prompt) + strlen(input) + 1; + char* prompt_and_input = (char*) xmalloc(len); + strcpy(prompt_and_input, input_prompt); + strcat(prompt_and_input, input); + fprintf(destination, "%s\n", prompt_and_input); + free(prompt_and_input); } char* get_input() -{ - // Set up the prompt - char input_prompt[] = "> "; - if (!prompt) - input_prompt[0] = '\0'; - - // Print a blank line if game.blklin tells us to. - if (game.blklin == true) - printf("\n"); - - char* input; - while (true) - { - if (editline) - input = linenoise(input_prompt); - else - { - input = NULL; - size_t n = 0; - if (isatty(0)) - printf("%s", input_prompt); - getline(&input, &n, stdin); - } - - if (input == NULL) // Got EOF; quit. - exit(EXIT_SUCCESS); - else if (input[0] == '#') // Ignore comments. - continue; - else // We have a 'normal' line; leave the loop. - break; +{ + // Set up the prompt + char input_prompt[] = "> "; + if (!prompt) + input_prompt[0] = '\0'; + + // Print a blank line if game.blklin tells us to. + if (game.blklin == true) + printf("\n"); + + char* input; + while (true) { + if (editline) + input = linenoise(input_prompt); + else { + input = NULL; + size_t n = 0; + if (isatty(0)) + printf("%s", input_prompt); + IGNORE(getline(&input, &n, stdin)); + } + + if (input == NULL) // Got EOF; quit. + exit(EXIT_SUCCESS); + else if (input[0] == '#') // Ignore comments. + continue; + else // We have a 'normal' line; leave the loop. + break; } - // Strip trailing newlines from the input - input[strcspn(input, "\n")] = 0; + // Strip trailing newlines from the input + input[strcspn(input, "\n")] = 0; - linenoiseHistoryAdd(input); + linenoiseHistoryAdd(input); - if (!isatty(0)) - echo_input(stdout, input_prompt, input); + if (!isatty(0)) + echo_input(stdout, input_prompt, input); - if (logfp) - echo_input(logfp, input_prompt, input); - - return(input); + if (logfp) + echo_input(logfp, input_prompt, input); + + return (input); } -bool YES(vocab_t question, vocab_t yes_response, vocab_t no_response) +bool YES(const char* question, const char* yes_response, const char* no_response) /* Print message X, wait for yes/no answer. If yes, print Y and return true; * if no, print Z and return false. */ { char* reply; bool outcome; - + for (;;) { - RSPEAK(question); - - reply = get_input(); - - char* firstword = (char*) xmalloc(strlen(reply)); - sscanf(reply, "%s", firstword); - - for (int i = 0; i < strlen(firstword); ++i) - firstword[i] = tolower(firstword[i]); - - int yes = strncmp("yes", reply, sizeof("yes") - 1); - int y = strncmp("y", reply, sizeof("y") - 1); - int no = strncmp("no", reply, sizeof("no") - 1); - int n = strncmp("n", reply, sizeof("n") - 1); - - if (yes == 0 || y == 0) { - RSPEAK(yes_response); - outcome = true; - break; - } - else if (no == 0 || n == 0) { - RSPEAK(no_response); - outcome = false; - break; - } - else - RSPEAK(PLEASE_ANSWER); + speak(question); + + reply = get_input(); + + char* firstword = (char*) xmalloc(strlen(reply)); + sscanf(reply, "%s", firstword); + + for (int i = 0; i < (int)strlen(firstword); ++i) + firstword[i] = tolower(firstword[i]); + + int yes = strncmp("yes", firstword, sizeof("yes") - 1); + int y = strncmp("y", firstword, sizeof("y") - 1); + int no = strncmp("no", firstword, sizeof("no") - 1); + int n = strncmp("n", firstword, sizeof("n") - 1); + + free(firstword); + + if (yes == 0 || y == 0) { + speak(yes_response); + outcome = true; + break; + } else if (no == 0 || n == 0) { + speak(no_response); + outcome = false; + break; + } else + RSPEAK(PLEASE_ANSWER); } linenoiseFree(reply); - return(outcome); + return (outcome); } /* Line-parsing routines (GETTXT, MAKEWD, PUTTXT, SHFTXT) */ @@ -382,7 +396,7 @@ long VOCAB(long id, long init) lexeme = -1; if (init < 0) return (lexeme); - BUG(5); + BUG(REQUIRED_VOCABULARY_WORD_NOT_FOUND); } if (init >= 0 && KTAB[i] / 1000 != init) continue; @@ -393,7 +407,7 @@ long VOCAB(long id, long init) return (lexeme); } } - BUG(21); + BUG(RAN_OFF_END_OF_VOCABULARY_TABLE); } void JUGGLE(long object) @@ -420,7 +434,7 @@ void MOVE(long object, long where) from = game.fixed[object - NOBJECTS]; else from = game.place[object]; - if (from != NOWHERE && from != CARRIED && !SPECIAL(from)) + if (from != LOC_NOWHERE && from != CARRIED && !SPECIAL(from)) CARRY(object, from); DROP(object, where); } @@ -495,7 +509,7 @@ long ATDWRF(long where) } /* Utility routines (SETBIT, TSTBIT, set_seed, get_next_lcg_value, - * randrange, RNDVOC, BUG) */ + * randrange, RNDVOC) */ long SETBIT(long bit) /* Returns 2**bit for use in constructing bit-masks. */ @@ -557,36 +571,6 @@ long RNDVOC(long second, long force) return rnd; } -void BUG(long num) -/* The following conditions are currently considered fatal bugs. Numbers < 20 - * are detected while reading the database; the others occur at "run time". - * 0 Message line > 70 characters - * 1 Null line in message - * 2 Too many words of messages - * 3 Too many travel options - * 4 Too many vocabulary words - * 5 Required vocabulary word not found - * 6 Too many RTEXT messages - * 7 Too many hints - * 8 Location has cond bit being set twice - * 9 Invalid section number in database - * 10 Too many locations - * 11 Too many class or turn messages - * 20 Special travel (500>L>300) exceeds goto list - * 21 Ran off end of vocabulary table - * 22 Vocabulary type (N/1000) not between 0 and 3 - * 23 Intransitive action verb exceeds goto list - * 24 Transitive action verb exceeds goto list - * 25 Conditional travel entry with no alternative - * 26 Location has no travel entries - * 27 Hint number exceeds goto list - * 28 Invalid month returned by date function - * 29 Too many parameters given to SETPRM */ -{ - - printf("Fatal error %ld. See source code for interpretation.\n", num); - exit(0); -} /* Machine dependent routines (MAPLIN, SAVEIO) */ @@ -691,4 +675,10 @@ void DATIME(long* d, long* t) *t = (long) tv.tv_usec; } +void bug(enum bugtype num, const char *error_string) +{ + fprintf(stderr, "Fatal error %d, %s.\n", num, error_string); + exit(EXIT_FAILURE); +} + /* end */