diff options
| author | das <das> | 2007-06-23 00:23:42 (GMT) |
|---|---|---|
| committer | das <das> | 2007-06-23 00:23:42 (GMT) |
| commit | a384f578db158e03a8216ded58a85f751f9bc2a4 (patch) | |
| tree | b9f63c6b23375f265d7323f0835ac70f7b4650bd /macosx | |
| parent | c0eed741bb105f7eee2f2a4e2764e489a7972a37 (diff) | |
| download | tcl-a384f578db158e03a8216ded58a85f751f9bc2a4.zip tcl-a384f578db158e03a8216ded58a85f751f9bc2a4.tar.gz tcl-a384f578db158e03a8216ded58a85f751f9bc2a4.tar.bz2 | |
* macosx/tclMacOSXNotify.c (AtForkChild): don't call CoreFoundation
APIs after fork() on systems where that would lead to an abort().
Diffstat (limited to 'macosx')
| -rw-r--r-- | macosx/tclMacOSXNotify.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/macosx/tclMacOSXNotify.c b/macosx/tclMacOSXNotify.c index ea94e8e..e6ae7b3 100644 --- a/macosx/tclMacOSXNotify.c +++ b/macosx/tclMacOSXNotify.c @@ -12,7 +12,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclMacOSXNotify.c,v 1.1.2.12 2007/04/29 02:21:33 das Exp $ + * RCS: @(#) $Id: tclMacOSXNotify.c,v 1.1.2.13 2007/06/23 00:23:42 das Exp $ */ #include "tclInt.h" @@ -289,6 +289,21 @@ static void AtForkChild(void); extern int pthread_atfork(void (*prepare)(void), void (*parent)(void), void (*child)(void)) WEAK_IMPORT_ATTRIBUTE; #endif /* HAVE_WEAK_IMPORT */ +#ifdef __LP64__ +/* + * On 64bit Darwin 9 and later, it is not possible to call CoreFoundation after + * a fork. + */ +#if !defined(MAC_OS_X_VERSION_MIN_REQUIRED) || + MAC_OS_X_VERSION_MIN_REQUIRED < 1050 +MODULE_SCOPE long tclMacOSXDarwinRelease; +#define noCFafterFork (tclMacOSXDarwinRelease >= 9) +#else /* MAC_OS_X_VERSION_MIN_REQUIRED */ +#define noCFafterFork 1 +#endif /* MAC_OS_X_VERSION_MIN_REQUIRED */ +#else /* __LP64__ */ +#define noCFafterFork 0 +#endif /* __LP64__ */ #endif /* HAVE_PTHREAD_ATFORK */ /* @@ -1257,7 +1272,9 @@ AtForkChild(void) UNLOCK_NOTIFIER_INIT; if (tsdPtr->runLoop) { tsdPtr->runLoop = NULL; - CFRunLoopSourceInvalidate(tsdPtr->runLoopSource); + if (!noCFafterFork) { + CFRunLoopSourceInvalidate(tsdPtr->runLoopSource); + } CFRelease(tsdPtr->runLoopSource); tsdPtr->runLoopSource = NULL; } @@ -1273,7 +1290,9 @@ AtForkChild(void) * Tcl_AlertNotifier may break in the child. */ - Tcl_InitNotifier(); + if (!noCFafterFork) { + Tcl_InitNotifier(); + } } } #endif /* HAVE_PTHREAD_ATFORK */ |