diff options
Diffstat (limited to 'win/tclWinDde.c')
| -rw-r--r-- | win/tclWinDde.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/win/tclWinDde.c b/win/tclWinDde.c index 387c05a..9645c68 100644 --- a/win/tclWinDde.c +++ b/win/tclWinDde.c @@ -88,7 +88,7 @@ static DWORD ddeInstance; /* The application instance handle given to us * by DdeInitialize. */ static int ddeIsServer = 0; -#define TCL_DDE_VERSION "1.3.3" +#define TCL_DDE_VERSION "1.4.0" #define TCL_DDE_PACKAGE_NAME "dde" #define TCL_DDE_SERVICE_NAME TEXT("TclEval") #define TCL_DDE_EXECUTE_RESULT TEXT("$TCLEVAL$EXECUTE$RESULT") @@ -1395,9 +1395,10 @@ DdeObjCmd( } else { dataString = (BYTE *) Tcl_GetStringFromObj(objv[firstArg + 2], &dataLength); + dataLength += 1; } - if (dataLength == 0) { + if (dataLength <= (binary ? 0 : sizeof(TCHAR))) { Tcl_SetObjResult(interp, Tcl_NewStringObj("cannot execute null data", -1)); Tcl_SetErrorCode(interp, "TCL", "DDE", "NULL", NULL); @@ -1415,7 +1416,7 @@ DdeObjCmd( } ddeData = DdeCreateDataHandle(ddeInstance, dataString, - (DWORD) dataLength+1, 0, 0, CF_TEXT, 0); + (DWORD) dataLength, 0, 0, CF_TEXT, 0); if (ddeData != NULL) { if (async) { DdeClientTransaction((LPBYTE) ddeData, 0xFFFFFFFF, hConv, 0, @@ -1504,6 +1505,7 @@ DdeObjCmd( } else { dataString = (BYTE *) Tcl_GetStringFromObj(objv[firstArg + 3], &length); + length += 1; } hConv = DdeConnect(ddeInstance, ddeService, ddeTopic, NULL); @@ -1517,7 +1519,7 @@ DdeObjCmd( ddeItem = DdeCreateStringHandle(ddeInstance, (void *) itemString, CP_WINUNICODE); if (ddeItem != NULL) { - ddeData = DdeClientTransaction(dataString, (DWORD) length+1, + ddeData = DdeClientTransaction(dataString, (DWORD) length, hConv, ddeItem, CF_TEXT, XTYP_POKE, 5000, NULL); if (ddeData == NULL) { SetDdeError(interp); |