Mercurial > sdl-ios-xcode
diff src/SDL_error.c @ 1895:c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 10 Jul 2006 21:04:37 +0000 |
parents | 845bcffc0dd8 |
children | 5f6550e5184f |
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--- a/src/SDL_error.c Thu Jul 06 18:01:37 2006 +0000 +++ b/src/SDL_error.c Mon Jul 10 21:04:37 2006 +0000 @@ -39,200 +39,217 @@ /* Private functions */ -static const char *SDL_LookupString(const char *key) +static const char * +SDL_LookupString(const char *key) { - /* FIXME: Add code to lookup key in language string hash-table */ - return key; + /* FIXME: Add code to lookup key in language string hash-table */ + return key; } /* Public functions */ -void SDL_SetError (const char *fmt, ...) +void +SDL_SetError(const char *fmt, ...) { - va_list ap; - SDL_error *error; + va_list ap; + SDL_error *error; - /* Copy in the key, mark error as valid */ - error = SDL_GetErrBuf(); - error->error = 1; - SDL_strlcpy((char *)error->key, fmt, sizeof(error->key)); + /* Copy in the key, mark error as valid */ + error = SDL_GetErrBuf(); + error->error = 1; + SDL_strlcpy((char *) error->key, fmt, sizeof(error->key)); - va_start(ap, fmt); - error->argc = 0; - while ( *fmt ) { - if ( *fmt++ == '%' ) { - while ( *fmt == '.' || (*fmt >= '0' && *fmt <= '9') ) { - ++fmt; - } - switch (*fmt++) { - case 0: /* Malformed format string.. */ - --fmt; - break; - case 'c': - case 'i': - case 'd': - case 'u': - case 'o': - case 'x': - case 'X': - error->args[error->argc++].value_i = - va_arg(ap, int); - break; - case 'f': - error->args[error->argc++].value_f = - va_arg(ap, double); - break; - case 'p': - error->args[error->argc++].value_ptr = - va_arg(ap, void *); - break; - case 's': - { - int i = error->argc; - const char *str = va_arg(ap, const char *); - if (str == NULL) - str = "(null)"; - SDL_strlcpy((char *)error->args[i].buf, str, ERR_MAX_STRLEN); - error->argc++; - } - break; - default: - break; - } - if ( error->argc >= ERR_MAX_ARGS ) { - break; - } - } - } - va_end(ap); + va_start(ap, fmt); + error->argc = 0; + while (*fmt) { + if (*fmt++ == '%') { + while (*fmt == '.' || (*fmt >= '0' && *fmt <= '9')) { + ++fmt; + } + switch (*fmt++) { + case 0: /* Malformed format string.. */ + --fmt; + break; + case 'c': + case 'i': + case 'd': + case 'u': + case 'o': + case 'x': + case 'X': + error->args[error->argc++].value_i = va_arg(ap, int); + break; + case 'f': + error->args[error->argc++].value_f = va_arg(ap, double); + break; + case 'p': + error->args[error->argc++].value_ptr = va_arg(ap, void *); + break; + case 's': + { + int i = error->argc; + const char *str = va_arg(ap, const char *); + if (str == NULL) + str = "(null)"; + SDL_strlcpy((char *) error->args[i].buf, str, + ERR_MAX_STRLEN); + error->argc++; + } + break; + default: + break; + } + if (error->argc >= ERR_MAX_ARGS) { + break; + } + } + } + va_end(ap); - /* If we are in debug mode, print out an error message */ + /* If we are in debug mode, print out an error message */ #ifdef DEBUG_ERROR - fprintf(stderr, "SDL_SetError: %s\n", SDL_GetError()); + fprintf(stderr, "SDL_SetError: %s\n", SDL_GetError()); #endif } /* This function has a bit more overhead than most error functions so that it supports internationalization and thread-safe errors. */ -char *SDL_GetErrorMsg(char *errstr, unsigned int maxlen) +char * +SDL_GetErrorMsg(char *errstr, unsigned int maxlen) { - SDL_error *error; - - /* Clear the error string */ - *errstr = '\0'; --maxlen; + SDL_error *error; - /* Get the thread-safe error, and print it out */ - error = SDL_GetErrBuf(); - if ( error->error ) { - const char *fmt; - char *msg = errstr; - int len; - int argi; + /* Clear the error string */ + *errstr = '\0'; + --maxlen; + + /* Get the thread-safe error, and print it out */ + error = SDL_GetErrBuf(); + if (error->error) { + const char *fmt; + char *msg = errstr; + int len; + int argi; - fmt = SDL_LookupString(error->key); - argi = 0; - while ( *fmt && (maxlen > 0) ) { - if ( *fmt == '%' ) { - char tmp[32], *spot = tmp; - *spot++ = *fmt++; - while ( (*fmt == '.' || (*fmt >= '0' && *fmt <= '9')) && spot < (tmp+SDL_arraysize(tmp)-2) ) { - *spot++ = *fmt++; - } - *spot++ = *fmt++; - *spot++ = '\0'; - switch (spot[-2]) { - case '%': - *msg++ = '%'; - maxlen -= 1; - break; - case 'c': - case 'i': - case 'd': - case 'u': - case 'o': - case 'x': - case 'X': - len = SDL_snprintf(msg, maxlen, tmp, error->args[argi++].value_i); - msg += len; - maxlen -= len; - break; - case 'f': - len = SDL_snprintf(msg, maxlen, tmp, error->args[argi++].value_f); - msg += len; - maxlen -= len; - break; - case 'p': - len = SDL_snprintf(msg, maxlen, tmp, error->args[argi++].value_ptr); - msg += len; - maxlen -= len; - break; - case 's': - len = SDL_snprintf(msg, maxlen, tmp, SDL_LookupString(error->args[argi++].buf)); - msg += len; - maxlen -= len; - break; - } - } else { - *msg++ = *fmt++; - maxlen -= 1; - } - } - *msg = 0; /* NULL terminate the string */ - } - return(errstr); + fmt = SDL_LookupString(error->key); + argi = 0; + while (*fmt && (maxlen > 0)) { + if (*fmt == '%') { + char tmp[32], *spot = tmp; + *spot++ = *fmt++; + while ((*fmt == '.' || (*fmt >= '0' && *fmt <= '9')) + && spot < (tmp + SDL_arraysize(tmp) - 2)) { + *spot++ = *fmt++; + } + *spot++ = *fmt++; + *spot++ = '\0'; + switch (spot[-2]) { + case '%': + *msg++ = '%'; + maxlen -= 1; + break; + case 'c': + case 'i': + case 'd': + case 'u': + case 'o': + case 'x': + case 'X': + len = + SDL_snprintf(msg, maxlen, tmp, + error->args[argi++].value_i); + msg += len; + maxlen -= len; + break; + case 'f': + len = + SDL_snprintf(msg, maxlen, tmp, + error->args[argi++].value_f); + msg += len; + maxlen -= len; + break; + case 'p': + len = + SDL_snprintf(msg, maxlen, tmp, + error->args[argi++].value_ptr); + msg += len; + maxlen -= len; + break; + case 's': + len = + SDL_snprintf(msg, maxlen, tmp, + SDL_LookupString(error-> + args[argi++].buf)); + msg += len; + maxlen -= len; + break; + } + } else { + *msg++ = *fmt++; + maxlen -= 1; + } + } + *msg = 0; /* NULL terminate the string */ + } + return (errstr); } /* Available for backwards compatibility */ -char *SDL_GetError (void) +char * +SDL_GetError(void) { - static char errmsg[SDL_ERRBUFIZE]; + static char errmsg[SDL_ERRBUFIZE]; - return((char *)SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE)); + return ((char *) SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE)); } -void SDL_ClearError(void) +void +SDL_ClearError(void) { - SDL_error *error; + SDL_error *error; - error = SDL_GetErrBuf(); - error->error = 0; + error = SDL_GetErrBuf(); + error->error = 0; } /* Very common errors go here */ -void SDL_Error(SDL_errorcode code) +void +SDL_Error(SDL_errorcode code) { - switch (code) { - case SDL_ENOMEM: - SDL_SetError("Out of memory"); - break; - case SDL_EFREAD: - SDL_SetError("Error reading from datastream"); - break; - case SDL_EFWRITE: - SDL_SetError("Error writing to datastream"); - break; - case SDL_EFSEEK: - SDL_SetError("Error seeking in datastream"); - break; - default: - SDL_SetError("Unknown SDL error"); - break; - } + switch (code) { + case SDL_ENOMEM: + SDL_SetError("Out of memory"); + break; + case SDL_EFREAD: + SDL_SetError("Error reading from datastream"); + break; + case SDL_EFWRITE: + SDL_SetError("Error writing to datastream"); + break; + case SDL_EFSEEK: + SDL_SetError("Error seeking in datastream"); + break; + default: + SDL_SetError("Unknown SDL error"); + break; + } } #ifdef TEST_ERROR -int main(int argc, char *argv[]) +int +main(int argc, char *argv[]) { - char buffer[BUFSIZ+1]; + char buffer[BUFSIZ + 1]; - SDL_SetError("Hi there!"); - printf("Error 1: %s\n", SDL_GetError()); - SDL_ClearError(); - SDL_memset(buffer, '1', BUFSIZ); - buffer[BUFSIZ] = 0; - SDL_SetError("This is the error: %s (%f)", buffer, 1.0); - printf("Error 2: %s\n", SDL_GetError()); - exit(0); + SDL_SetError("Hi there!"); + printf("Error 1: %s\n", SDL_GetError()); + SDL_ClearError(); + SDL_memset(buffer, '1', BUFSIZ); + buffer[BUFSIZ] = 0; + SDL_SetError("This is the error: %s (%f)", buffer, 1.0); + printf("Error 2: %s\n", SDL_GetError()); + exit(0); } #endif +/* vi: set ts=4 sw=4 expandtab: */