[Python-checkins] cpython (3.2): Fix for issue 15716: interpreter could crash when PYTHONEXECUTABLE was set on

Wed Aug 22 14:40:55 CEST 2012

http://hg.python.org/cpython/rev/526c6262d91f
changeset: 78703:526c6262d91f
branch: 3.2
parent: 78699:019a2390b014
user: Ronald Oussoren <ronaldoussoren at mac.com>
date: Wed Aug 22 14:24:14 2012 +0200
summary:
 Fix for issue 15716: interpreter could crash when PYTHONEXECUTABLE was set on Mac OS X.
This is due to an off-by-one error: the allocated buffer didn't have room for a NUL
character at the end of the mbstowcs result.
files:
 Misc/NEWS | 2 ++
 Modules/main.c | 2 +-
 2 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,8 @@
 Core and Builtins
 -----------------
 
+- Issue #15761: Fix crash when PYTHONEXECUTABLE is set on Mac OS X.
+
 - Issue #15726: Fix incorrect bounds checking in PyState_FindModule.
 Patch by Robin Schreiber.
 
diff --git a/Modules/main.c b/Modules/main.c
--- a/Modules/main.c
+++ b/Modules/main.c
@@ -616,7 +616,7 @@
 script. */
 if ((p = Py_GETENV("PYTHONEXECUTABLE")) && *p != '0円') {
 wchar_t* buffer;
- size_t len = strlen(p);
+ size_t len = strlen(p) + 1;
 size_t r;
 
 buffer = malloc(len * sizeof(wchar_t));
-- 
Repository URL: http://hg.python.org/cpython
