factor/vm/error.h

42 lines
1.0 KiB
C

typedef enum
{
ERROR_EXPIRED,
ERROR_IO,
ERROR_UNDEFINED_WORD,
ERROR_TYPE,
ERROR_SIGNAL,
ERROR_NEGATIVE_ARRAY_SIZE,
ERROR_C_STRING,
ERROR_FFI,
ERROR_HEAP_SCAN,
ERROR_UNDEFINED_SYMBOL,
ERROR_USER_INTERRUPT,
ERROR_DS_UNDERFLOW,
ERROR_DS_OVERFLOW,
ERROR_RS_UNDERFLOW,
ERROR_RS_OVERFLOW,
ERROR_CS_UNDERFLOW,
ERROR_CS_OVERFLOW,
ERROR_OBJECTIVE_C
} F_ERRORTYPE;
/* Are we throwing an error? */
bool throwing;
/* When throw_error throws an error, it sets this global and
longjmps back to the top-level. */
CELL thrown_error;
CELL thrown_keep_stacks;
/* Since longjmp restores registers, we must save all these values. */
CELL thrown_ds;
CELL thrown_rs;
void fatal_error(char* msg, CELL tagged);
void critical_error(char* msg, CELL tagged);
void throw_error(CELL error, bool keep_stacks);
void early_error(CELL error);
void general_error(F_ERRORTYPE error, CELL arg1, CELL arg2, bool keep_stacks);
void signal_error(int signal);
void type_error(CELL type, CELL tagged);
void primitive_throw(void);
void primitive_die(void);