set string max length to 500 characters

Python issue #15463: the faulthandler module truncates strings to 500 characters, instead of 100, to be able to display long file paths.
vstinner · Sep 24, 2014 · 8c1cad5 · 8c1cad5
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diff --git a/doc/index.rst b/doc/index.rst
@@ -218,6 +218,8 @@ Version 2.4
   AttributeError("'NoneType' object has no attribute 'fileno'").
 * Python issue #19306: Add extra hints to faulthandler stack dumps that they
   are upside down.
+* Python issue #15463: the faulthandler module truncates strings to 500
+  characters, instead of 100, to be able to display long file paths.
 
 
 Version 2.3 (2013-12-17)

diff --git a/traceback.c b/traceback.c
@@ -1,7 +1,7 @@
 #include "Python.h"
 #include <frameobject.h>
 
-#define MAX_STRING_LENGTH 100
+#define MAX_STRING_LENGTH 500
 #define MAX_FRAME_DEPTH 100
 #define MAX_NTHREADS 100