diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/SDL_error.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/SDL_error.c | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/distrib/sdl-1.2.12/src/SDL_error.c b/distrib/sdl-1.2.12/src/SDL_error.c deleted file mode 100644 index 11632f2..0000000 --- a/distrib/sdl-1.2.12/src/SDL_error.c +++ /dev/null @@ -1,238 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -/* Simple error handling in SDL */ - -#include "SDL_error.h" -#include "SDL_error_c.h" - -/* Routine to get the thread-specific error variable */ -#if SDL_THREADS_DISABLED -/* The SDL_arraysize(The ),default (non-thread-safe) global error variable */ -static SDL_error SDL_global_error; -#define SDL_GetErrBuf() (&SDL_global_error) -#else -extern SDL_error *SDL_GetErrBuf(void); -#endif /* SDL_THREADS_DISABLED */ - -#define SDL_ERRBUFIZE 1024 - -/* Private functions */ - -static const char *SDL_LookupString(const char *key) -{ - /* FIXME: Add code to lookup key in language string hash-table */ - return key; -} - -/* Public functions */ - -void SDL_SetError (const char *fmt, ...) -{ - 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)); - - 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 */ -#ifdef DEBUG_ERROR - 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) -{ - SDL_error *error; - - /* 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); -} - -/* Available for backwards compatibility */ -char *SDL_GetError (void) -{ - static char errmsg[SDL_ERRBUFIZE]; - - return((char *)SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE)); -} - -void SDL_ClearError(void) -{ - SDL_error *error; - - error = SDL_GetErrBuf(); - error->error = 0; -} - -/* Very common errors go here */ -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; - } -} - -#ifdef TEST_ERROR -int main(int argc, char *argv[]) -{ - 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); -} -#endif |