SysTutorials Posts

Tcl_CreateChannelHandler, Tcl_DeleteChannelHandler – call a procedure when a channel becomes readable or writable Synopsis #include <tcl.h> void Tcl_CreateChannelHandler(channel, mask, proc, clientData) void Tcl_DeleteChannelHandler(channel, proc, clientData) Arguments Tcl_Channel channel (in) Tcl channel such as returned by Tcl_CreateChannel. int mask (in) Conditions under which proc should be called: OR-ed combination of TCL_READABLE, TCL_WRITABLE and TCL_EXCEPTION. Specify a…

Tcl_GetAssocData, Tcl_SetAssocData, Tcl_DeleteAssocData – manage associations of string keys and user specified data with Tcl interpreters Synopsis #include <tcl.h> ClientData Tcl_GetAssocData(interp, key, delProcPtr) Tcl_SetAssocData(interp, key, delProc, clientData) Tcl_DeleteAssocData(interp, key) Arguments Tcl_Interp *interp (in) Interpreter in which to execute the specified command. const char *key (in) Key for association with which to store data or from…

Tcl_NewObj, Tcl_DuplicateObj, Tcl_IncrRefCount, Tcl_DecrRefCount, Tcl_IsShared, Tcl_InvalidateStringRep – manipulate Tcl objects Synopsis #include <tcl.h> Tcl_Obj * Tcl_NewObj() Tcl_Obj * Tcl_DuplicateObj(objPtr) Tcl_IncrRefCount(objPtr) Tcl_DecrRefCount(objPtr) int Tcl_IsShared(objPtr) Tcl_InvalidateStringRep(objPtr) Arguments Tcl_Obj *objPtr (in) Points to an object; must have been the result of a previous call to Tcl_NewObj. Introduction This man page presents an overview of Tcl objects and how…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_DStringInit, Tcl_DStringAppend, Tcl_DStringAppendElement, Tcl_DStringStartSublist, Tcl_DStringEndSublist, Tcl_DStringLength, Tcl_DStringValue, Tcl_DStringSetLength, Tcl_DStringTrunc, Tcl_DStringFree, Tcl_DStringResult, Tcl_DStringGetResult – manipulate dynamic strings Synopsis #include <tcl.h> Tcl_DStringInit(dsPtr) char * Tcl_DStringAppend(dsPtr, bytes, length) char * Tcl_DStringAppendElement(dsPtr, element) Tcl_DStringStartSublist(dsPtr) Tcl_DStringEndSublist(dsPtr) int Tcl_DStringLength(dsPtr) char * Tcl_DStringValue(dsPtr) Tcl_DStringSetLength(dsPtr, newLength) Tcl_DStringTrunc(dsPtr, newLength) Tcl_DStringFree(dsPtr) Tcl_DStringResult(interp, dsPtr) Tcl_DStringGetResult(interp, dsPtr) Arguments Tcl_DString *dsPtr (in/out) Pointer to structure that is used…

Tcl_CreateChannel, Tcl_GetChannelInstanceData, Tcl_GetChannelType, Tcl_GetChannelName, Tcl_GetChannelHandle, Tcl_GetChannelMode, Tcl_GetChannelBufferSize, Tcl_SetChannelBufferSize, Tcl_NotifyChannel, Tcl_BadChannelOption, Tcl_ChannelName, Tcl_ChannelVersion, Tcl_ChannelBlockModeProc, Tcl_ChannelCloseProc, Tcl_ChannelClose2Proc, Tcl_ChannelInputProc, Tcl_ChannelOutputProc, Tcl_ChannelSeekProc, Tcl_ChannelWideSeekProc, Tcl_ChannelTruncateProc, Tcl_ChannelSetOptionProc, Tcl_ChannelGetOptionProc, Tcl_ChannelWatchProc, Tcl_ChannelGetHandleProc, Tcl_ChannelFlushProc, Tcl_ChannelHandlerProc, Tcl_ChannelThreadActionProc, Tcl_IsChannelShared, Tcl_IsChannelRegistered, Tcl_CutChannel, Tcl_SpliceChannel, Tcl_IsChannelExisting, Tcl_ClearChannelHandlers, Tcl_GetChannelThread, Tcl_ChannelBuffered – procedures for creating and manipulating channels Synopsis #include <tcl.h> Tcl_Channel Tcl_CreateChannel(typePtr, channelName, instanceData, mask) ClientData Tcl_GetChannelInstanceData(channel) Tcl_ChannelType * Tcl_GetChannelType(channel)…

Tcl_CreateTrace, Tcl_CreateObjTrace, Tcl_DeleteTrace – arrange for command execution to be traced Synopsis #include <tcl.h> Tcl_Trace Tcl_CreateTrace(interp, level, proc, clientData) Tcl_Trace Tcl_CreateObjTrace(interp, level, flags, objProc, clientData, deleteProc) Tcl_DeleteTrace(interp, trace) Arguments Tcl_Interp *interp (in) Interpreter containing command to be traced or untraced. int level (in) Only commands at or below this nesting level will be traced unless…

Tcl_CreateTimerHandler, Tcl_DeleteTimerHandler – call a procedure at a given time Synopsis #include <tcl.h> Tcl_TimerToken Tcl_CreateTimerHandler(milliseconds, proc, clientData) Tcl_DeleteTimerHandler(token) Arguments int milliseconds (in) How many milliseconds to wait before invoking proc. Tcl_TimerProc *proc (in) Procedure to invoke after milliseconds have elapsed. ClientData clientData (in) Arbitrary one-word value to pass to proc. Tcl_TimerToken token (in) Token for…

Tcl_Exit, Tcl_Finalize, Tcl_CreateExitHandler, Tcl_DeleteExitHandler, Tcl_ExitThread, Tcl_FinalizeThread, Tcl_CreateThreadExitHandler, Tcl_DeleteThreadExitHandler, Tcl_SetExitProc – end the application or thread (and invoke exit handlers) Synopsis #include <tcl.h> Tcl_Exit(status) Tcl_Finalize() Tcl_CreateExitHandler(proc, clientData) Tcl_DeleteExitHandler(proc, clientData) Tcl_ExitThread(status) Tcl_FinalizeThread() Tcl_CreateThreadExitHandler(proc, clientData) Tcl_DeleteThreadExitHandler(proc, clientData) Tcl_ExitProc * Tcl_SetExitProc(proc) Arguments int status (in) Provides information about why the application or thread exited. Exact meaning may be platform-specific….

Tcl_ConditionNotify, Tcl_ConditionWait, Tcl_ConditionFinalize, Tcl_GetThreadData, Tcl_MutexLock, Tcl_MutexUnlock, Tcl_MutexFinalize, Tcl_CreateThread, Tcl_JoinThread – Tcl thread support Synopsis #include <tcl.h> void Tcl_ConditionNotify(condPtr) void Tcl_ConditionWait(condPtr, mutexPtr, timePtr) void Tcl_ConditionFinalize(condPtr) Void * Tcl_GetThreadData(keyPtr, size) void Tcl_MutexLock(mutexPtr) void Tcl_MutexUnlock(mutexPtr) void Tcl_MutexFinalize(mutexPtr) int Tcl_CreateThread(idPtr, threadProc, clientData, stackSize, flags) int Tcl_JoinThread(id, result) Arguments Tcl_Condition *condPtr (in) A condition variable, which must be associated with…