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author | vasiljevic <vasiljevic@noemail.net> | 2004-06-22 13:08:57 (GMT) |
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committer | vasiljevic <vasiljevic@noemail.net> | 2004-06-22 13:08:57 (GMT) |
commit | 5578d6cc918dc251d9f512435cec34682837b389 (patch) | |
tree | 4a186fef042b244b7baa23990f6ebda5fb241e00 /generic/tclEvent.c | |
parent | 67fcf92c2bd82689a47efe7774028f1477186899 (diff) | |
download | tcl-5578d6cc918dc251d9f512435cec34682837b389.zip tcl-5578d6cc918dc251d9f512435cec34682837b389.tar.gz tcl-5578d6cc918dc251d9f512435cec34682837b389.tar.bz2 |
Integrated fix for Tcl Bug #770053 from core-8-4-branch
FossilOrigin-Name: 9f739d40a187e9be66766e7e26473e8247fe608d
Diffstat (limited to 'generic/tclEvent.c')
-rw-r--r-- | generic/tclEvent.c | 91 |
1 files changed, 90 insertions, 1 deletions
diff --git a/generic/tclEvent.c b/generic/tclEvent.c index bc307dc..6148f84 100644 --- a/generic/tclEvent.c +++ b/generic/tclEvent.c @@ -11,7 +11,7 @@ * 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 1.37 2004/05/13 12:59:21 dkf Exp $ + * RCS: @(#) $Id: tclEvent.c,v 1.38 2004/06/22 13:08:57 vasiljevic Exp $ */ #include "tclInt.h" @@ -111,6 +111,17 @@ static Tcl_ThreadDataKey dataKey; */ static char *tclLibraryPathStr = NULL; + +#ifdef TCL_THREADS + +typedef struct { + Tcl_ThreadCreateProc *proc; /* Main() function of the thread */ + ClientData clientData; /* The one argument to Main() */ +} ThreadClientData; +static Tcl_ThreadCreateType NewThreadProc _ANSI_ARGS_(( + ClientData clientData)); +#endif + /* * Prototypes for procedures referenced only in this file: */ @@ -1216,3 +1227,81 @@ Tcl_UpdateObjCmd(clientData, interp, objc, objv) Tcl_ResetResult(interp); return TCL_OK; } + +#ifdef TCL_THREADS +/* + *----------------------------------------------------------------------------- + * + * NewThreadProc -- + * + * Bootstrap function of a new Tcl thread. + * + * Results: + * None. + * + * Side Effects: + * Initializes Tcl notifier for the current thread. + * + *----------------------------------------------------------------------------- + */ + +static Tcl_ThreadCreateType +NewThreadProc(ClientData clientData) +{ + ThreadClientData *cdPtr; + ClientData threadClientData; + Tcl_ThreadCreateProc *threadProc; + + TCL_TSD_INIT(&dataKey); + + cdPtr = (ThreadClientData*)clientData; + threadProc = cdPtr->proc; + threadClientData = cdPtr->clientData; + Tcl_Free((char*)clientData); /* Allocated in Tcl_CreateThread() */ + + TclInitNotifier(); + + (*threadProc)(threadClientData); +} +#endif +/* + *---------------------------------------------------------------------- + * + * Tcl_CreateThread -- + * + * This procedure creates a new thread. This actually belongs + * to the tclThread.c file but since we use some private + * data structures local to this file, it is placed here. + * + * Results: + * TCL_OK if the thread could be created. The thread ID is + * returned in a parameter. + * + * Side effects: + * A new thread is created. + * + *---------------------------------------------------------------------- + */ + +int +Tcl_CreateThread(idPtr, proc, clientData, stackSize, flags) + Tcl_ThreadId *idPtr; /* Return, the ID of the thread */ + Tcl_ThreadCreateProc proc; /* Main() function of the thread */ + ClientData clientData; /* The one argument to Main() */ + int stackSize; /* Size of stack for the new thread */ + int flags; /* Flags controlling behaviour of + * the new thread */ +{ +#ifdef TCL_THREADS + ThreadClientData *cdPtr; + + cdPtr = (ThreadClientData*)Tcl_Alloc(sizeof(ThreadClientData)); + cdPtr->proc = proc; + cdPtr->clientData = clientData; + + return TclpThreadCreate(idPtr, NewThreadProc, (ClientData)cdPtr, + stackSize, flags); +#else + return TCL_ERROR; +#endif /* TCL_THREADS */ +} |