Skip to main content

Browse the archive

Staging
v0.5.1
Revision db23206367e2bfbbdfb29b7699f25a14ba353ae7 authored by Miss Islington (bot) on 25 September 2018, 04:44:11 UTC, committed by GitHub on 25 September 2018, 04:44:11 UTC 
bpo-34770: Fix a possible null pointer dereference in pyshellext.cpp (GH-9497)
 

The GlobalLock() call in UpdateDropDescription() was not checked for
failure.

https://bugs.python.org/issue34770
(cherry picked from commit f6c8007a29b95b3ea3ca687a9b4924769a696328)

Co-authored-by: Zackery Spytz <zspytz@gmail.com>
1 parent bbdf872
Raw File
tkinter.h 
#ifndef TKINTER_H
#define TKINTER_H

/* This header is used to share some macros between _tkinter.c and
 * tkappinit.c.
 * Be sure to include tk.h before including this header so
 * TK_HEX_VERSION is properly defined. */

/* TK_RELEASE_LEVEL is always one of the following:
 *  TCL_ALPHA_RELEASE   0
 *  TCL_BETA_RELEASE    1
 *  TCL_FINAL_RELEASE   2
 */
#define TK_HEX_VERSION ((TK_MAJOR_VERSION << 24) | \
                        (TK_MINOR_VERSION << 16) | \
                        (TK_RELEASE_LEVEL << 8) | \
                        (TK_RELEASE_SERIAL << 0))

/* Protect Tk 8.4.13 and older from a deadlock that happens when trying
 * to load tk after a failed attempt. */
#if TK_HEX_VERSION < 0x0804020e
#define TKINTER_PROTECT_LOADTK
#define TKINTER_LOADTK_ERRMSG \
        "Calling Tk_Init again after a previous call failed might deadlock"
#endif

#endif /* !TKINTER_H */
back to top