remove unused callback

source/blender/blenlib/BLI_scanfill.h

@@ -115,7 +115,6 @@ void BLI_scanfill_end(ScanFillContext *sf_ctx);
 
 /* These callbacks are needed to make the lib finction properly */
 void BLI_setErrorCallBack(void (*f)(const char *));
-void BLI_setInterruptCallBack(int (*f)(void));
 
 #ifdef __cplusplus
 }

source/blender/blenlib/intern/scanfill.c

@@ -45,7 +45,6 @@
 
 /* callbacks for errors and interrupts and some goo */
 static void (*BLI_localErrorCallBack)(const char *) = NULL;
-static int (*BLI_localInterruptCallBack)(void) = NULL;
 
 /**
  * Set a function taking a (char *) as argument to flag errors. If the
@@ -58,19 +57,6 @@ void BLI_setErrorCallBack(void (*f)(const char *))
 	BLI_localErrorCallBack = f;
 }
 
-/**
- * Set a function to be able to interrupt the execution of processing
- * in this module. If the function returns true, the execution will
- * terminate gracefully. If the callback is not set, interruption is
- * not possible.
- * \param f The function to use as callback
- * \attention used in creator.c
- */
-void BLI_setInterruptCallBack(int (*f)(void))
-{
-	BLI_localInterruptCallBack = f;
-}
-
 /* just flush the error to /dev/null if the error handler is missing */
 void callLocalErrorCallBack(const char *msg)
 {

source/creator/creator.c

@@ -1693,6 +1693,4 @@ static void setCallbacks(void)
 	/* BLI_blenlib: */
 
 	BLI_setErrorCallBack(error_cb); /* */
-// XXX	BLI_setInterruptCallBack(blender_test_break);
-
 }