bsnes/snesreader/fex/blargg_errors.cpp

114 lines
2.9 KiB
C++
Executable File

// File_Extractor 1.0.0. http://www.slack.net/~ant/
#include "blargg_errors.h"
/* Copyright (C) 2009 Shay Green. This module 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
module 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 module; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
#include "blargg_source.h"
blargg_err_def_t blargg_err_generic = BLARGG_ERR_GENERIC;
blargg_err_def_t blargg_err_memory = BLARGG_ERR_MEMORY;
blargg_err_def_t blargg_err_caller = BLARGG_ERR_CALLER;
blargg_err_def_t blargg_err_internal = BLARGG_ERR_INTERNAL;
blargg_err_def_t blargg_err_limitation = BLARGG_ERR_LIMITATION;
blargg_err_def_t blargg_err_file_missing = BLARGG_ERR_FILE_MISSING;
blargg_err_def_t blargg_err_file_read = BLARGG_ERR_FILE_READ;
blargg_err_def_t blargg_err_file_write = BLARGG_ERR_FILE_WRITE;
blargg_err_def_t blargg_err_file_io = BLARGG_ERR_FILE_IO;
blargg_err_def_t blargg_err_file_full = BLARGG_ERR_FILE_FULL;
blargg_err_def_t blargg_err_file_eof = BLARGG_ERR_FILE_EOF;
blargg_err_def_t blargg_err_file_type = BLARGG_ERR_FILE_TYPE;
blargg_err_def_t blargg_err_file_feature = BLARGG_ERR_FILE_FEATURE;
blargg_err_def_t blargg_err_file_corrupt = BLARGG_ERR_FILE_CORRUPT;
const char* blargg_err_str( blargg_err_t err )
{
if ( !err )
return "";
if ( *err == BLARGG_ERR_TYPE("")[0] )
return err + 1;
return err;
}
bool blargg_is_err_type( blargg_err_t err, const char type [] )
{
if ( err )
{
// True if first strlen(type) characters of err match type
char const* p = err;
while ( *type && *type == *p )
{
type++;
p++;
}
if ( !*type )
return true;
}
return false;
}
const char* blargg_err_details( blargg_err_t err )
{
const char* p = err;
if ( !p )
{
p = "";
}
else if ( *p == BLARGG_ERR_TYPE("")[0] )
{
while ( *p && *p != ';' )
p++;
// Skip ; and space after it
if ( *p )
{
p++;
check( *p == ' ' );
if ( *p )
p++;
}
}
return p;
}
int blargg_err_to_code( blargg_err_t err, blargg_err_to_code_t const codes [] )
{
if ( !err )
return 0;
while ( codes->str && !blargg_is_err_type( err, codes->str ) )
codes++;
return codes->code;
}
blargg_err_t blargg_code_to_err( int code, blargg_err_to_code_t const codes [] )
{
if ( !code )
return blargg_ok;
while ( codes->str && codes->code != code )
codes++;
if ( !codes->str )
return blargg_err_generic;
return codes->str;
}