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author | Kevin B Kenny <kennykb@acm.org> | 2005-06-22 19:47:34 (GMT) |
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committer | Kevin B Kenny <kennykb@acm.org> | 2005-06-22 19:47:34 (GMT) |
commit | ffaaf5eb1b4fa2ddfffd6cdf8a3668e82fc88ea9 (patch) | |
tree | 1833884e76878788fcdb5562ceb860d990199d46 /generic | |
parent | 7ee7db08b5e81da44b8fe1bbdfc8d44c8d5791cc (diff) | |
download | tcl-ffaaf5eb1b4fa2ddfffd6cdf8a3668e82fc88ea9.zip tcl-ffaaf5eb1b4fa2ddfffd6cdf8a3668e82fc88ea9.tar.gz tcl-ffaaf5eb1b4fa2ddfffd6cdf8a3668e82fc88ea9.tar.bz2 |
bug 1225727
Diffstat (limited to 'generic')
-rw-r--r-- | generic/tclEvent.c | 18 | ||||
-rw-r--r-- | generic/tclIO.c | 3 | ||||
-rw-r--r-- | generic/tclInt.h | 3 |
3 files changed, 20 insertions, 4 deletions
diff --git a/generic/tclEvent.c b/generic/tclEvent.c index 6e2a4df..3ecf3f1 100644 --- a/generic/tclEvent.c +++ b/generic/tclEvent.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: tclEvent.c,v 1.57 2005/05/10 18:34:35 kennykb Exp $ + * RCS: @(#) $Id: tclEvent.c,v 1.58 2005/06/22 19:47:42 kennykb Exp $ */ #include "tclInt.h" @@ -946,10 +946,24 @@ Tcl_Finalize() TclFinalizeDoubleConversion(); /* + * There have been several bugs in the past that cause + * exit handlers to be established during Tcl_Finalize + * processing. Such exit handlers leave malloc'ed memory, + * and Tcl_FinalizeThreadAlloc or Tcl_FinalizeMemorySubsystem + * will result in a corrupted heap. The result can be a + * mysterious crash on process exit. Check here that + * nobody's done this. + */ + + if ( firstExitPtr != NULL ) { + Tcl_Panic( "exit handlers were created during Tcl_Finalize" ); + } + + /* * There shouldn't be any malloc'ed memory after this. */ #if defined(TCL_THREADS) && defined(USE_THREAD_ALLOC) - TclFinalizeThreadAlloc(); + TclFinalizeThreadAlloc(); #endif TclFinalizeMemorySubsystem(); inFinalize = 0; diff --git a/generic/tclIO.c b/generic/tclIO.c index 0aeb6b8..0766e19 100644 --- a/generic/tclIO.c +++ b/generic/tclIO.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclIO.c,v 1.89 2005/06/07 20:37:40 dkf Exp $ + * RCS: @(#) $Id: tclIO.c,v 1.90 2005/06/22 19:47:43 kennykb Exp $ */ #include "tclInt.h" @@ -270,6 +270,7 @@ TclFinalizeIOSubsystem() statePtr->flags |= CHANNEL_DEAD; } } + TclpFinalizePipes(); } /* diff --git a/generic/tclInt.h b/generic/tclInt.h index f431d35..4d13329 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -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: tclInt.h,v 1.238 2005/06/21 19:49:25 andreas_kupries Exp $ + * RCS: @(#) $Id: tclInt.h,v 1.239 2005/06/22 19:48:08 kennykb Exp $ */ #ifndef _TCLINT @@ -2031,6 +2031,7 @@ MODULE_SCOPE int TclpDeleteFile _ANSI_ARGS_((CONST char *path)); MODULE_SCOPE void TclpFinalizeCondition _ANSI_ARGS_(( Tcl_Condition *condPtr)); MODULE_SCOPE void TclpFinalizeMutex _ANSI_ARGS_((Tcl_Mutex *mutexPtr)); +MODULE_SCOPE void TclpFinalizePipes _ANSI_ARGS_((void)); MODULE_SCOPE void TclpFinalizeThreadData _ANSI_ARGS_(( Tcl_ThreadDataKey *keyPtr)); MODULE_SCOPE int TclpThreadCreate _ANSI_ARGS_(( |