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Overview
| Comment: | Fix DDE code for Win95/98 |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | core-8-1-branch-old |
| Files: | files | file ages | folders |
| SHA1: | ca77050cc6a9f034985131dc4509ab6f559e186a |
| User & Date: | redman 1999-04-03 00:44:38 |
Context
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1999-04-03
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| 01:19 | * generic/tclThreadTest.c (ThreadExitProc): Fixed bug where static memory was being returned instead... check-in: 580aaa126e user: stanton tags: core-8-1-branch-old | |
| 00:44 | Fix DDE code for Win95/98 check-in: ca77050cc6 user: redman tags: core-8-1-branch-old | |
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1999-04-02
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| 23:48 | Add DDE package (moved from Tk). check-in: 26586b1d7e user: redman tags: core-8-1-branch-old | |
Changes
Changes to win/tclWinDde.c.
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* to interpreter. * * Copyright (c) 1997 by Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id: tclWinDde.c,v 1.1.2.1 1999/04/02 23:48:34 redman Exp $ */ #include "tclPort.h" #include <ddeml.h> /* * TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the ................................................................................ } ThreadSpecificData; static Tcl_ThreadDataKey dataKey; /* * The following variables cannot be placed in thread-local storage. * The Mutex ddeMutex guards access to the ddeInstance. */ static DWORD ddeInstance; /* The application instance handle given * to us by DdeInitialize. */ static int ddeIsServer = 0; TCL_DECLARE_MUTEX(ddeMutex) /* ................................................................................ static void Initialize() { int nameFound = 0; HSZ ddeService = 0; ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey); /* * See if the application is already registered; if so, remove its * current name from the registry. The deletion of the command * will take care of disposing of this entry. */ if (tsdPtr->interpListPtr != NULL) { nameFound = 1; } /* * First, if Dde has been initialized as a client, uninitialize it. */ if ((ddeInstance != 0) && (ddeIsServer == 0) && (nameFound != 0)) { Tcl_MutexLock(&ddeMutex); DdeUninitialize(ddeInstance); ddeInstance = 0; } /* * Make sure that the DDE server is there. This is done only once, * add an exit handler tear it down. */ if (ddeInstance == 0) { Tcl_MutexLock(&ddeMutex); if (ddeInstance == 0) { if (nameFound != 0) { if (DdeInitialize(&ddeInstance, DdeServerProc, CBF_SKIP_REGISTRATIONS | CBF_SKIP_UNREGISTRATIONS | CBF_FAIL_POKES, 0) != DMLERR_NO_ERROR) { DdeUninitialize(ddeInstance); ddeInstance = 0; } else { ddeIsServer = 1; Tcl_CreateExitHandler(DdeExitProc, NULL); ddeService = DdeCreateStringHandle(ddeInstance, "TclEval", 0); DdeNameService(ddeInstance, ddeService, 0L, DNS_REGISTER); } } else { if (DdeInitialize(&ddeInstance, NULL, CBF_SKIP_REGISTRATIONS | CBF_SKIP_UNREGISTRATIONS | CBF_FAIL_POKES | APPCMD_CLIENTONLY | APPCMD_FILTERINITS, 0) != DMLERR_NO_ERROR) { DdeUninitialize(ddeInstance); ddeInstance = 0; } else { ddeIsServer = 0; } } } Tcl_MutexUnlock(&ddeMutex); } } /* |
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* to interpreter. * * Copyright (c) 1997 by Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id: tclWinDde.c,v 1.1.2.2 1999/04/03 00:44:38 redman Exp $ */ #include "tclPort.h" #include <ddeml.h> /* * TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the ................................................................................ } ThreadSpecificData; static Tcl_ThreadDataKey dataKey; /* * The following variables cannot be placed in thread-local storage. * The Mutex ddeMutex guards access to the ddeInstance. */ static HSZ ddeService = 0; static DWORD ddeInstance; /* The application instance handle given * to us by DdeInitialize. */ static int ddeIsServer = 0; TCL_DECLARE_MUTEX(ddeMutex) /* ................................................................................ static void Initialize() { int nameFound = 0; ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey); /* * See if the application is already registered; if so, remove its * current name from the registry. The deletion of the command * will take care of disposing of this entry. */ if (tsdPtr->interpListPtr != NULL) { nameFound = 1; } /* * Make sure that the DDE server is there. This is done only once, * add an exit handler tear it down. */ if (ddeInstance == 0) { Tcl_MutexLock(&ddeMutex); if (ddeInstance == 0) { if (DdeInitialize(&ddeInstance, DdeServerProc, CBF_SKIP_REGISTRATIONS | CBF_SKIP_UNREGISTRATIONS | CBF_FAIL_POKES, 0) != DMLERR_NO_ERROR) { DdeUninitialize(ddeInstance); ddeInstance = 0; } } Tcl_MutexUnlock(&ddeMutex); } if ((ddeService == 0) && (nameFound != 0)) { Tcl_MutexLock(&ddeMutex); if ((ddeService == 0) && (nameFound != 0)) { ddeIsServer = 1; Tcl_CreateExitHandler(DdeExitProc, NULL); ddeService = DdeCreateStringHandle(ddeInstance, "TclEval", 0); DdeNameService(ddeInstance, ddeService, 0L, DNS_REGISTER); } else { ddeIsServer = 0; } Tcl_MutexUnlock(&ddeMutex); } } /* |