ntl/ntl-sagemath.patch
2015-01-15 09:47:11 -07:00

53 lines
1.5 KiB
Diff

--- ./include/NTL/tools.h.orig 2015-01-09 06:58:19.000000000 -0700
+++ ./include/NTL/tools.h 2015-01-12 20:00:00.000000000 -0700
@@ -406,7 +406,12 @@ void swap(WrappedPtr<T,Deleter>& x, Wrap
// Error Handling
-
+/*
+ This function is not present in vanilla NTL.
+ See tools.c for documentation.
+ */
+void SetErrorCallbackFunction(void (*func)(const char *s, void *context),
+ void *context);
class ErrorObject : public NTL_SNS runtime_error {
public:
--- ./src/tools.c.orig 2015-01-09 06:58:19.000000000 -0700
+++ ./src/tools.c 2015-01-12 20:00:00.000000000 -0700
@@ -17,9 +17,33 @@ NTL_START_IMPL
NTL_THREAD_LOCAL void (*ErrorCallback)() = 0;
+/*
+ The following code differs from vanilla NTL.
+
+ We add a SetErrorCallbackFunction(). This sets a global callback function
+ _function_, which gets called with parameter _context_ and an error
+ message string whenever Error() gets called.
+
+ Note that if the custom error handler *returns*, then NTL will dump the
+ error message back to stderr and abort() as it habitually does.
+
+ -- David Harvey (2008-04-12)
+*/
+
+void (*ErrorCallbackFunction)(const char*, void*) = NULL;
+void *ErrorCallbackContext = NULL;
+
+void SetErrorCallbackFunction(void (*function)(const char*, void*), void *context)
+{
+ ErrorCallbackFunction = function;
+ ErrorCallbackContext = context;
+}
void TerminalError(const char *s)
{
+ if (ErrorCallbackFunction != NULL)
+ ErrorCallbackFunction(s, ErrorCallbackContext);
+
cerr << s << "\n";
_ntl_abort();
}