mirror of https://github.com/bsnes-emu/bsnes.git
81 lines
3.1 KiB
C
81 lines
3.1 KiB
C
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// Error strings and conversion functions
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// File_Extractor 1.0.0
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#ifndef BLARGG_ERRORS_H
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#define BLARGG_ERRORS_H
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#ifndef BLARGG_COMMON_H
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#include "blargg_common.h"
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#endif
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typedef const char blargg_err_def_t [];
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// Basic errors
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extern blargg_err_def_t blargg_err_generic;
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extern blargg_err_def_t blargg_err_memory;
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extern blargg_err_def_t blargg_err_caller;
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extern blargg_err_def_t blargg_err_internal;
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extern blargg_err_def_t blargg_err_limitation;
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// File low-level
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extern blargg_err_def_t blargg_err_file_missing; // not found
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extern blargg_err_def_t blargg_err_file_read;
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extern blargg_err_def_t blargg_err_file_write;
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extern blargg_err_def_t blargg_err_file_io;
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extern blargg_err_def_t blargg_err_file_full;
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extern blargg_err_def_t blargg_err_file_eof;
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// File high-level
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extern blargg_err_def_t blargg_err_file_type; // wrong file type
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extern blargg_err_def_t blargg_err_file_feature;
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extern blargg_err_def_t blargg_err_file_corrupt;
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// C string describing error, or "" if err == NULL
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const char* blargg_err_str( blargg_err_t err );
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// True iff error is of given type, or false if err == NULL
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bool blargg_is_err_type( blargg_err_t, const char type [] );
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// Details of error without describing main cause, or "" if err == NULL
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const char* blargg_err_details( blargg_err_t err );
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// Converts error string to integer code using mapping table. Calls blargg_is_err_type()
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// for each str and returns code on first match. Returns 0 if err == NULL.
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struct blargg_err_to_code_t {
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const char* str;
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int code;
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};
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int blargg_err_to_code( blargg_err_t err, blargg_err_to_code_t const [] );
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// Converts error code back to string. If code == 0, returns NULL. If not in table,
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// returns blargg_err_generic.
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blargg_err_t blargg_code_to_err( int code, blargg_err_to_code_t const [] );
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// Generates error string literal with details of cause
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#define BLARGG_ERR( type, str ) (type "; " str)
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// Extra space to make it clear when blargg_err_str() isn't called to get
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// printable version of error. At some point, I might prefix error strings
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// with a code, to speed conversion to a code.
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#define BLARGG_ERR_TYPE( str ) " " str
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// Error types to pass to BLARGG_ERR macro
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#define BLARGG_ERR_GENERIC BLARGG_ERR_TYPE( "operation failed" )
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#define BLARGG_ERR_MEMORY BLARGG_ERR_TYPE( "out of memory" )
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#define BLARGG_ERR_CALLER BLARGG_ERR_TYPE( "internal usage bug" )
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#define BLARGG_ERR_INTERNAL BLARGG_ERR_TYPE( "internal bug" )
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#define BLARGG_ERR_LIMITATION BLARGG_ERR_TYPE( "exceeded limitation" )
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#define BLARGG_ERR_FILE_MISSING BLARGG_ERR_TYPE( "file not found" )
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#define BLARGG_ERR_FILE_READ BLARGG_ERR_TYPE( "couldn't open file" )
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#define BLARGG_ERR_FILE_WRITE BLARGG_ERR_TYPE( "couldn't modify file" )
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#define BLARGG_ERR_FILE_IO BLARGG_ERR_TYPE( "read/write error" )
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#define BLARGG_ERR_FILE_FULL BLARGG_ERR_TYPE( "disk full" )
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#define BLARGG_ERR_FILE_EOF BLARGG_ERR_TYPE( "truncated file" )
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#define BLARGG_ERR_FILE_TYPE BLARGG_ERR_TYPE( "wrong file type" )
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#define BLARGG_ERR_FILE_FEATURE BLARGG_ERR_TYPE( "unsupported file feature" )
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#define BLARGG_ERR_FILE_CORRUPT BLARGG_ERR_TYPE( "corrupt file" )
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#endif
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