allow yser code error handling

H/Yap.h

@@ -338,110 +338,7 @@ typedef pthread_rwlock_t rwlock_t;
 /* Support for arrays */
 #include "arrays.h"
 
-
-/* Types of Errors */
-typedef enum
-{
-  YAP_NO_ERROR,
-  FATAL_ERROR,
-  INTERNAL_ERROR,
-  INTERNAL_COMPILER_ERROR,
-  PURE_ABORT,
-  CALL_COUNTER_UNDERFLOW,
-  /* ISO_ERRORS */
-  CONSISTENCY_ERROR,
-  DOMAIN_ERROR_ARRAY_OVERFLOW,
-  DOMAIN_ERROR_ARRAY_TYPE,
-  DOMAIN_ERROR_IO_MODE,
-  DOMAIN_ERROR_MUTABLE,
-  DOMAIN_ERROR_NON_EMPTY_LIST,
-  DOMAIN_ERROR_NOT_LESS_THAN_ZERO,
-  DOMAIN_ERROR_NOT_NL,
-  DOMAIN_ERROR_NOT_ZERO,
-  DOMAIN_ERROR_OUT_OF_RANGE,
-  DOMAIN_ERROR_OPERATOR_PRIORITY,
-  DOMAIN_ERROR_OPERATOR_SPECIFIER,
-  DOMAIN_ERROR_RADIX,
-  DOMAIN_ERROR_SHIFT_COUNT_OVERFLOW,
-  DOMAIN_ERROR_SOURCE_SINK,
-  DOMAIN_ERROR_STREAM,
-  DOMAIN_ERROR_STREAM_ENCODING,
-  DOMAIN_ERROR_STREAM_OR_ALIAS,
-  DOMAIN_ERROR_STREAM_POSITION,
-  DOMAIN_ERROR_TIMEOUT_SPEC,
-  DOMAIN_ERROR_SYNTAX_ERROR_HANDLER,
-  EVALUATION_ERROR_FLOAT_OVERFLOW,
-  EVALUATION_ERROR_FLOAT_UNDERFLOW,
-  EVALUATION_ERROR_INT_OVERFLOW,
-  EVALUATION_ERROR_UNDEFINED,
-  EVALUATION_ERROR_UNDERFLOW,
-  EVALUATION_ERROR_ZERO_DIVISOR,
-  EXISTENCE_ERROR_ARRAY,
-  EXISTENCE_ERROR_KEY,
-  EXISTENCE_ERROR_SOURCE_SINK,
-  EXISTENCE_ERROR_STREAM,
-  EXISTENCE_ERROR_VARIABLE,
-  INSTANTIATION_ERROR,
-  INTERRUPT_ERROR,
-  OPERATING_SYSTEM_ERROR,
-  OUT_OF_HEAP_ERROR,
-  OUT_OF_STACK_ERROR,
-  OUT_OF_TRAIL_ERROR,
-  OUT_OF_ATTVARS_ERROR,
-  OUT_OF_AUXSPACE_ERROR,
-  PERMISSION_ERROR_ACCESS_PRIVATE_PROCEDURE,
-  PERMISSION_ERROR_NEW_ALIAS_FOR_STREAM,
-  PERMISSION_ERROR_CREATE_ARRAY,
-  PERMISSION_ERROR_CREATE_OPERATOR,
-  PERMISSION_ERROR_INPUT_BINARY_STREAM,
-  PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM,
-  PERMISSION_ERROR_INPUT_STREAM,
-  PERMISSION_ERROR_INPUT_TEXT_STREAM,
-  PERMISSION_ERROR_MODIFY_STATIC_PROCEDURE,
-  PERMISSION_ERROR_OPEN_SOURCE_SINK,
-  PERMISSION_ERROR_OUTPUT_BINARY_STREAM,
-  PERMISSION_ERROR_OUTPUT_STREAM,
-  PERMISSION_ERROR_OUTPUT_TEXT_STREAM,
-  PERMISSION_ERROR_RESIZE_ARRAY,
-  PERMISSION_ERROR_REPOSITION_STREAM,
-  PRED_ENTRY_COUNTER_UNDERFLOW,
-  REPRESENTATION_ERROR_CHARACTER,
-  REPRESENTATION_ERROR_CHARACTER_CODE,
-  REPRESENTATION_ERROR_MAX_ARITY,
-  REPRESENTATION_ERROR_VARIABLE,
-  RESOURCE_ERROR_HUGE_INT,
-  RESOURCE_ERROR_MAX_STREAMS,
-  RESOURCE_ERROR_MAX_THREADS,
-  RESOURCE_ERROR_MEMORY,
-  RESOURCE_ERROR_STACK,
-  RETRY_COUNTER_UNDERFLOW,
-  SAVED_STATE_ERROR,
-  SYNTAX_ERROR,
-  SYSTEM_ERROR,
-  TYPE_ERROR_ARRAY,
-  TYPE_ERROR_ATOM,
-  TYPE_ERROR_ATOMIC,
-  TYPE_ERROR_BYTE,
-  TYPE_ERROR_CALLABLE,
-  TYPE_ERROR_CHAR,
-  TYPE_ERROR_CHARACTER,
-  TYPE_ERROR_COMPOUND,
-  TYPE_ERROR_DBREF,
-  TYPE_ERROR_DBTERM,
-  TYPE_ERROR_EVALUABLE,
-  TYPE_ERROR_FLOAT,
-  TYPE_ERROR_INTEGER,
-  TYPE_ERROR_KEY,
-  TYPE_ERROR_LIST,
-  TYPE_ERROR_NUMBER,
-  TYPE_ERROR_PREDICATE_INDICATOR,
-  TYPE_ERROR_PTR,
-  TYPE_ERROR_STRING,
-  TYPE_ERROR_UBYTE,
-  TYPE_ERROR_UCHAR,
-  TYPE_ERROR_VARIABLE,
-  UNKNOWN_ERROR
-} yap_error_number;
+#include "YapError.h"
 
 typedef enum
 {

Makefile.in

@@ -148,6 +148,7 @@ HEADERS = \
 	$(srcdir)/H/sshift.h \
 	$(srcdir)/H/Yap.h \
 	$(srcdir)/H/Yatom.h \
+	$(srcdir)/include/YapError.h \
 	$(srcdir)/H/YapHeap.h \
 	$(srcdir)/H/Regs.h \
 	$(srcdir)/H/Yapproto.h \