io.streams.256color: faster by caching styles

[factor.git] / vm / errors.hpp

diff --git a/vm/errors.hpp b/vm/errors.hpp
old mode 100755 (executable)
new mode 100644 (file)
index b837381..af62306
--- a/vm/errors.hpp
+++ b/vm/errors.hpp
@@ -1,31 +1,37 @@
-namespace factor
-{
+namespace factor {
 
-/* Runtime errors */
-enum vm_error_type
-{
-       ERROR_EXPIRED = 0,
-       ERROR_IO,
-       ERROR_NOT_IMPLEMENTED,
-       ERROR_TYPE,
-       ERROR_DIVIDE_BY_ZERO,
-       ERROR_SIGNAL,
-       ERROR_ARRAY_SIZE,
-       ERROR_C_STRING,
-       ERROR_FFI,
-       ERROR_HEAP_SCAN,
-       ERROR_UNDEFINED_SYMBOL,
-       ERROR_DS_UNDERFLOW,
-       ERROR_DS_OVERFLOW,
-       ERROR_RS_UNDERFLOW,
-       ERROR_RS_OVERFLOW,
-       ERROR_MEMORY,
-       ERROR_FP_TRAP,
+// Runtime errors must be kept in sync with:
+//   basis/debugger/debugger.factor
+//   core/kernel/kernel.factor
+#define KERNEL_ERROR 0xfac7
+
+enum vm_error_type {
+  ERROR_EXPIRED = 0,
+  ERROR_IO,
+  ERROR_UNUSED,
+  ERROR_TYPE,
+  ERROR_DIVIDE_BY_ZERO,
+  ERROR_SIGNAL,
+  ERROR_ARRAY_SIZE,
+  ERROR_OUT_OF_FIXNUM_RANGE,
+  ERROR_FFI,
+  ERROR_UNDEFINED_SYMBOL,
+  ERROR_DATASTACK_UNDERFLOW,
+  ERROR_DATASTACK_OVERFLOW,
+  ERROR_RETAINSTACK_UNDERFLOW,
+  ERROR_RETAINSTACK_OVERFLOW,
+  ERROR_CALLSTACK_UNDERFLOW,
+  ERROR_CALLSTACK_OVERFLOW,
+  ERROR_MEMORY,
+  ERROR_FP_TRAP,
+  ERROR_INTERRUPT,
+  ERROR_CALLBACK_SPACE_OVERFLOW
 };
 
 void fatal_error(const char* msg, cell tagged);
+void critical_error(const char* msg, cell tagged);
 void memory_signal_handler_impl();
 void fp_signal_handler_impl();
-void misc_signal_handler_impl();
+void synchronous_signal_handler_impl();
 
 }