diff options
Diffstat (limited to 'generic/tclBasic.c')
| -rw-r--r-- | generic/tclBasic.c | 358 |
1 files changed, 0 insertions, 358 deletions
diff --git a/generic/tclBasic.c b/generic/tclBasic.c index 912f382..841dd1f 100644 --- a/generic/tclBasic.c +++ b/generic/tclBasic.c @@ -132,8 +132,6 @@ static Tcl_NRPostProc NRCoroutineCallerCallback; static Tcl_NRPostProc NRCoroutineExitCallback; static Tcl_NRPostProc NRCommand; -static Tcl_ObjCmdProc OldMathFuncProc; -static void OldMathFuncDeleteProc(ClientData clientData); static void ProcessUnexpectedResult(Tcl_Interp *interp, int returnCode); static int RewindCoroutine(CoroutineData *corPtr, int result); @@ -205,9 +203,6 @@ static const CmdInfo builtInCmds[] = { {"append", Tcl_AppendObjCmd, TclCompileAppendCmd, NULL, CMD_IS_SAFE}, {"apply", Tcl_ApplyObjCmd, NULL, TclNRApplyObjCmd, CMD_IS_SAFE}, {"break", Tcl_BreakObjCmd, TclCompileBreakCmd, NULL, CMD_IS_SAFE}, -#ifndef TCL_NO_DEPRECATED - {"case", Tcl_CaseObjCmd, NULL, NULL, CMD_IS_SAFE}, -#endif {"catch", Tcl_CatchObjCmd, TclCompileCatchCmd, TclNRCatchObjCmd, CMD_IS_SAFE}, {"concat", Tcl_ConcatObjCmd, TclCompileConcatCmd, NULL, CMD_IS_SAFE}, {"continue", Tcl_ContinueObjCmd, TclCompileContinueCmd, NULL, CMD_IS_SAFE}, @@ -3465,359 +3460,6 @@ TclCleanupCommand( /* *---------------------------------------------------------------------- * - * Tcl_CreateMathFunc -- - * - * Creates a new math function for expressions in a given interpreter. - * - * Results: - * None. - * - * Side effects: - * The Tcl function defined by "name" is created or redefined. If the - * function already exists then its definition is replaced; this includes - * the builtin functions. Redefining a builtin function forces all - * existing code to be invalidated since that code may be compiled using - * an instruction specific to the replaced function. In addition, - * redefioning a non-builtin function will force existing code to be - * invalidated if the number of arguments has changed. - * - *---------------------------------------------------------------------- - */ - -void -Tcl_CreateMathFunc( - Tcl_Interp *interp, /* Interpreter in which function is to be - * available. */ - const char *name, /* Name of function (e.g. "sin"). */ - int numArgs, /* Nnumber of arguments required by - * function. */ - Tcl_ValueType *argTypes, /* Array of types acceptable for each - * argument. */ - Tcl_MathProc *proc, /* C function that implements the math - * function. */ - ClientData clientData) /* Additional value to pass to the - * function. */ -{ - Tcl_DString bigName; - OldMathFuncData *data = ckalloc(sizeof(OldMathFuncData)); - - data->proc = proc; - data->numArgs = numArgs; - data->argTypes = ckalloc(numArgs * sizeof(Tcl_ValueType)); - memcpy(data->argTypes, argTypes, numArgs * sizeof(Tcl_ValueType)); - data->clientData = clientData; - - Tcl_DStringInit(&bigName); - TclDStringAppendLiteral(&bigName, "::tcl::mathfunc::"); - Tcl_DStringAppend(&bigName, name, -1); - - Tcl_CreateObjCommand(interp, Tcl_DStringValue(&bigName), - OldMathFuncProc, data, OldMathFuncDeleteProc); - Tcl_DStringFree(&bigName); -} - -/* - *---------------------------------------------------------------------- - * - * OldMathFuncProc -- - * - * Dispatch to a math function created with Tcl_CreateMathFunc - * - * Results: - * Returns a standard Tcl result. - * - * Side effects: - * Whatever the math function does. - * - *---------------------------------------------------------------------- - */ - -static int -OldMathFuncProc( - ClientData clientData, /* Ponter to OldMathFuncData describing the - * function being called */ - Tcl_Interp *interp, /* Tcl interpreter */ - int objc, /* Actual parameter count */ - Tcl_Obj *const *objv) /* Parameter vector */ -{ - Tcl_Obj *valuePtr; - OldMathFuncData *dataPtr = clientData; - Tcl_Value funcResult, *args; - int result; - int j, k; - double d; - - /* - * Check argument count. - */ - - if (objc != dataPtr->numArgs + 1) { - MathFuncWrongNumArgs(interp, dataPtr->numArgs+1, objc, objv); - return TCL_ERROR; - } - - /* - * Convert arguments from Tcl_Obj's to Tcl_Value's. - */ - - args = ckalloc(dataPtr->numArgs * sizeof(Tcl_Value)); - for (j = 1, k = 0; j < objc; ++j, ++k) { - /* TODO: Convert to TclGetNumberFromObj? */ - valuePtr = objv[j]; - result = Tcl_GetDoubleFromObj(NULL, valuePtr, &d); -#ifdef ACCEPT_NAN - if ((result != TCL_OK) && (valuePtr->typePtr == &tclDoubleType)) { - d = valuePtr->internalRep.doubleValue; - result = TCL_OK; - } -#endif - if (result != TCL_OK) { - /* - * We have a non-numeric argument. - */ - - Tcl_SetObjResult(interp, Tcl_NewStringObj( - "argument to math function didn't have numeric value", - -1)); - ckfree(args); - return TCL_ERROR; - } - - /* - * Copy the object's numeric value to the argument record, converting - * it if necessary. - * - * NOTE: no bignum support; use the new mathfunc interface for that. - */ - - args[k].type = dataPtr->argTypes[k]; - switch (args[k].type) { - case TCL_EITHER: - if (Tcl_GetLongFromObj(NULL, valuePtr, &args[k].intValue) - == TCL_OK) { - args[k].type = TCL_INT; - break; - } - if (TclGetWideIntFromObj(interp, valuePtr, &args[k].wideValue) - == TCL_OK) { - args[k].type = TCL_WIDE_INT; - break; - } - args[k].type = TCL_DOUBLE; - /* FALLTHROUGH */ - - case TCL_DOUBLE: - args[k].doubleValue = d; - break; - case TCL_INT: - if (ExprIntFunc(NULL, interp, 2, &objv[j-1]) != TCL_OK) { - ckfree(args); - return TCL_ERROR; - } - valuePtr = Tcl_GetObjResult(interp); - Tcl_GetLongFromObj(NULL, valuePtr, &args[k].intValue); - Tcl_ResetResult(interp); - break; - case TCL_WIDE_INT: - if (ExprWideFunc(NULL, interp, 2, &objv[j-1]) != TCL_OK) { - ckfree(args); - return TCL_ERROR; - } - valuePtr = Tcl_GetObjResult(interp); - TclGetWideIntFromObj(NULL, valuePtr, &args[k].wideValue); - Tcl_ResetResult(interp); - break; - } - } - - /* - * Call the function. - */ - - errno = 0; - result = dataPtr->proc(dataPtr->clientData, interp, args, &funcResult); - ckfree(args); - if (result != TCL_OK) { - return result; - } - - /* - * Return the result of the call. - */ - - if (funcResult.type == TCL_INT) { - TclNewLongObj(valuePtr, funcResult.intValue); - } else if (funcResult.type == TCL_WIDE_INT) { - valuePtr = Tcl_NewWideIntObj(funcResult.wideValue); - } else { - return CheckDoubleResult(interp, funcResult.doubleValue); - } - Tcl_SetObjResult(interp, valuePtr); - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * OldMathFuncDeleteProc -- - * - * Cleans up after deleting a math function registered with - * Tcl_CreateMathFunc - * - * Results: - * None. - * - * Side effects: - * Frees allocated memory. - * - *---------------------------------------------------------------------- - */ - -static void -OldMathFuncDeleteProc( - ClientData clientData) -{ - OldMathFuncData *dataPtr = clientData; - - ckfree(dataPtr->argTypes); - ckfree(dataPtr); -} - -/* - *---------------------------------------------------------------------- - * - * Tcl_GetMathFuncInfo -- - * - * Discovers how a particular math function was created in a given - * interpreter. - * - * Results: - * TCL_OK if it succeeds, TCL_ERROR else (leaving an error message in the - * interpreter result if that happens.) - * - * Side effects: - * If this function succeeds, the variables pointed to by the numArgsPtr - * and argTypePtr arguments will be updated to detail the arguments - * allowed by the function. The variable pointed to by the procPtr - * argument will be set to NULL if the function is a builtin function, - * and will be set to the address of the C function used to implement the - * math function otherwise (in which case the variable pointed to by the - * clientDataPtr argument will also be updated.) - * - *---------------------------------------------------------------------- - */ - -int -Tcl_GetMathFuncInfo( - Tcl_Interp *interp, - const char *name, - int *numArgsPtr, - Tcl_ValueType **argTypesPtr, - Tcl_MathProc **procPtr, - ClientData *clientDataPtr) -{ - Tcl_Obj *cmdNameObj; - Command *cmdPtr; - - /* - * Get the command that implements the math function. - */ - - TclNewLiteralStringObj(cmdNameObj, "tcl::mathfunc::"); - Tcl_AppendToObj(cmdNameObj, name, -1); - Tcl_IncrRefCount(cmdNameObj); - cmdPtr = (Command *) Tcl_GetCommandFromObj(interp, cmdNameObj); - Tcl_DecrRefCount(cmdNameObj); - - /* - * Report unknown functions. - */ - - if (cmdPtr == NULL) { - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "unknown math function \"%s\"", name)); - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "MATHFUNC", name, NULL); - *numArgsPtr = -1; - *argTypesPtr = NULL; - *procPtr = NULL; - *clientDataPtr = NULL; - return TCL_ERROR; - } - - /* - * Retrieve function info for user defined functions; return dummy - * information for builtins. - */ - - if (cmdPtr->objProc == &OldMathFuncProc) { - OldMathFuncData *dataPtr = cmdPtr->clientData; - - *procPtr = dataPtr->proc; - *numArgsPtr = dataPtr->numArgs; - *argTypesPtr = dataPtr->argTypes; - *clientDataPtr = dataPtr->clientData; - } else { - *procPtr = NULL; - *numArgsPtr = -1; - *argTypesPtr = NULL; - *procPtr = NULL; - *clientDataPtr = NULL; - } - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * Tcl_ListMathFuncs -- - * - * Produces a list of all the math functions defined in a given - * interpreter. - * - * Results: - * A pointer to a Tcl_Obj structure with a reference count of zero, or - * NULL in the case of an error (in which case a suitable error message - * will be left in the interpreter result.) - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -Tcl_Obj * -Tcl_ListMathFuncs( - Tcl_Interp *interp, - const char *pattern) -{ - Tcl_Obj *script = Tcl_NewStringObj("::info functions ", -1); - Tcl_Obj *result; - Tcl_InterpState state; - - if (pattern) { - Tcl_Obj *patternObj = Tcl_NewStringObj(pattern, -1); - Tcl_Obj *arg = Tcl_NewListObj(1, &patternObj); - - Tcl_AppendObjToObj(script, arg); - Tcl_DecrRefCount(arg); /* Should tear down patternObj too */ - } - - state = Tcl_SaveInterpState(interp, TCL_OK); - Tcl_IncrRefCount(script); - if (TCL_OK == Tcl_EvalObjEx(interp, script, 0)) { - result = Tcl_DuplicateObj(Tcl_GetObjResult(interp)); - } else { - result = Tcl_NewObj(); - } - Tcl_DecrRefCount(script); - Tcl_RestoreInterpState(interp, state); - - return result; -} - -/* - *---------------------------------------------------------------------- - * * TclInterpReady -- * * Check if an interpreter is ready to eval commands or scripts, i.e., if |