diff options
Diffstat (limited to 'generic/tclTestObj.c')
| -rw-r--r-- | generic/tclTestObj.c | 1071 |
1 files changed, 707 insertions, 364 deletions
diff --git a/generic/tclTestObj.c b/generic/tclTestObj.c index 8232175..f36b07f 100644 --- a/generic/tclTestObj.c +++ b/generic/tclTestObj.c @@ -1,78 +1,86 @@ -/* +/* * tclTestObj.c -- * - * This file contains C command procedures for the additional Tcl - * commands that are used for testing implementations of the Tcl object - * types. These commands are not normally included in Tcl - * applications; they're only used for testing. + * This file contains C command functions for the additional Tcl commands + * that are used for testing implementations of the Tcl object types. + * These commands are not normally included in Tcl applications; they're + * only used for testing. * * Copyright (c) 1995-1998 Sun Microsystems, Inc. * Copyright (c) 1999 by Scriptics Corporation. + * Copyright (c) 2005 by Kevin B. Kenny. All rights reserved. * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * RCS: @(#) $Id: tclTestObj.c,v 1.7 2000/11/24 11:27:37 dkf Exp $ + * See the file "license.terms" for information on usage and redistribution of + * this file, and for a DISCLAIMER OF ALL WARRANTIES. */ +#ifndef USE_TCL_STUBS +# define USE_TCL_STUBS +#endif #include "tclInt.h" +#include "tommath.h" -/* - * An array of Tcl_Obj pointers used in the commands that operate on or get - * the values of Tcl object-valued variables. varPtr[i] is the i-th - * variable's Tcl_Obj *. - */ - -#define NUMBER_OF_OBJECT_VARS 20 -static Tcl_Obj *varPtr[NUMBER_OF_OBJECT_VARS]; /* - * Forward declarations for procedures defined later in this file: + * Forward declarations for functions defined later in this file: */ -static int CheckIfVarUnset _ANSI_ARGS_((Tcl_Interp *interp, - int varIndex)); -static int GetVariableIndex _ANSI_ARGS_((Tcl_Interp *interp, - char *string, int *indexPtr)); -static void SetVarToObj _ANSI_ARGS_((int varIndex, - Tcl_Obj *objPtr)); -int TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp)); -static int TestbooleanobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TestconvertobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TestdoubleobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TestindexobjCmd _ANSI_ARGS_((ClientData dummy, +static int CheckIfVarUnset(Tcl_Interp *interp, Tcl_Obj **varPtr, int varIndex); +static int GetVariableIndex(Tcl_Interp *interp, + const char *string, int *indexPtr); +static void SetVarToObj(Tcl_Obj **varPtr, int varIndex, Tcl_Obj *objPtr); +static int TestbignumobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TestbooleanobjCmd(ClientData dummy, Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TestintobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TestobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); -static int TeststringobjCmd _ANSI_ARGS_((ClientData dummy, - Tcl_Interp *interp, int objc, - Tcl_Obj *CONST objv[])); + Tcl_Obj *const objv[]); +static int TestdoubleobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TestindexobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TestintobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TestlistobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TestobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); +static int TeststringobjCmd(ClientData dummy, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); typedef struct TestString { int numChars; - size_t allocated; - size_t uallocated; + int allocated; + int maxChars; Tcl_UniChar unicode[2]; } TestString; + +#define VARPTR_KEY "TCLOBJTEST_VARPTR" +#define NUMBER_OF_OBJECT_VARS 20 + +static void VarPtrDeleteProc(ClientData clientData, Tcl_Interp *interp) +{ + register int i; + Tcl_Obj **varPtr = (Tcl_Obj **) clientData; + for (i = 0; i < NUMBER_OF_OBJECT_VARS; i++) { + if (varPtr[i]) Tcl_DecrRefCount(varPtr[i]); + } + Tcl_DeleteAssocData(interp, VARPTR_KEY); + ckfree(varPtr); +} + +static Tcl_Obj **GetVarPtr(Tcl_Interp *interp) +{ + Tcl_InterpDeleteProc *proc; + return (Tcl_Obj **) Tcl_GetAssocData(interp, VARPTR_KEY, &proc); +} /* *---------------------------------------------------------------------- * * TclObjTest_Init -- * - * This procedure creates additional commands that are used to test the + * This function creates additional commands that are used to test the * Tcl object support. * * Results: @@ -86,154 +94,226 @@ typedef struct TestString { */ int -TclObjTest_Init(interp) - Tcl_Interp *interp; +TclObjTest_Init( + Tcl_Interp *interp) { register int i; - + /* + * An array of Tcl_Obj pointers used in the commands that operate on or get + * the values of Tcl object-valued variables. varPtr[i] is the i-th variable's + * Tcl_Obj *. + */ + Tcl_Obj **varPtr; + + varPtr = (Tcl_Obj **) ckalloc(NUMBER_OF_OBJECT_VARS *sizeof(varPtr[0])); + if (!varPtr) { + return TCL_ERROR; + } + Tcl_SetAssocData(interp, VARPTR_KEY, VarPtrDeleteProc, varPtr); for (i = 0; i < NUMBER_OF_OBJECT_VARS; i++) { - varPtr[i] = NULL; + varPtr[i] = NULL; } - + + Tcl_CreateObjCommand(interp, "testbignumobj", TestbignumobjCmd, + NULL, NULL); Tcl_CreateObjCommand(interp, "testbooleanobj", TestbooleanobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); - Tcl_CreateObjCommand(interp, "testconvertobj", TestconvertobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + NULL, NULL); Tcl_CreateObjCommand(interp, "testdoubleobj", TestdoubleobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + NULL, NULL); Tcl_CreateObjCommand(interp, "testintobj", TestintobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + NULL, NULL); Tcl_CreateObjCommand(interp, "testindexobj", TestindexobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); - Tcl_CreateObjCommand(interp, "testobj", TestobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + NULL, NULL); + Tcl_CreateObjCommand(interp, "testlistobj", TestlistobjCmd, + NULL, NULL); + Tcl_CreateObjCommand(interp, "testobj", TestobjCmd, NULL, NULL); Tcl_CreateObjCommand(interp, "teststringobj", TeststringobjCmd, - (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + NULL, NULL); return TCL_OK; } /* *---------------------------------------------------------------------- * - * TestbooleanobjCmd -- + * TestbignumobjCmd -- * - * This procedure implements the "testbooleanobj" command. It is used - * to test the boolean Tcl object type implementation. + * This function implmenets the "testbignumobj" command. It is used + * to exercise the bignum Tcl object type implementation. * * Results: - * A standard Tcl object result. + * Returns a standard Tcl object result. * * Side effects: - * Creates and frees boolean objects, and also converts objects to - * have boolean type. + * Creates and frees bignum objects; converts objects to have bignum + * type. * *---------------------------------------------------------------------- */ static int -TestbooleanobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestbignumobjCmd( + ClientData clientData, /* unused */ + Tcl_Interp *interp, /* Tcl interpreter */ + int objc, /* Argument count */ + Tcl_Obj *const objv[]) /* Argument vector */ { - int varIndex, boolValue; - char *index, *subCmd; + const char *const subcmds[] = { + "set", "get", "mult10", "div10", NULL + }; + enum options { + BIGNUM_SET, BIGNUM_GET, BIGNUM_MULT10, BIGNUM_DIV10 + }; + int index, varIndex; + const char *string; + mp_int bignumValue, newValue; + Tcl_Obj **varPtr; if (objc < 3) { - wrongNumArgs: - Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?"); + Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); return TCL_ERROR; } - - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + if (Tcl_GetIndexFromObj(interp, objv[1], subcmds, "option", 0, + &index) != TCL_OK) { return TCL_ERROR; } + string = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, string, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + varPtr = GetVarPtr(interp); - subCmd = Tcl_GetString(objv[1]); - if (strcmp(subCmd, "set") == 0) { + switch (index) { + case BIGNUM_SET: if (objc != 4) { - goto wrongNumArgs; + Tcl_WrongNumArgs(interp, 2, objv, "var value"); + return TCL_ERROR; } - if (Tcl_GetBooleanFromObj(interp, objv[3], &boolValue) != TCL_OK) { + string = Tcl_GetString(objv[3]); + if (mp_init(&bignumValue) != MP_OKAY) { + Tcl_SetObjResult(interp, + Tcl_NewStringObj("error in mp_init", -1)); + return TCL_ERROR; + } + if (mp_read_radix(&bignumValue, string, 10) != MP_OKAY) { + mp_clear(&bignumValue); + Tcl_SetObjResult(interp, + Tcl_NewStringObj("error in mp_read_radix", -1)); return TCL_ERROR; } /* * If the object currently bound to the variable with index varIndex * has ref count 1 (i.e. the object is unshared) we can modify that - * object directly. Otherwise, if RC>1 (i.e. the object is shared), + * object directly. Otherwise, if RC>1 (i.e. the object is shared), * we must create a new object to modify/set and decrement the old * formerly-shared object's ref count. This is "copy on write". */ if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetBooleanObj(varPtr[varIndex], boolValue); + Tcl_SetBignumObj(varPtr[varIndex], &bignumValue); } else { - SetVarToObj(varIndex, Tcl_NewBooleanObj(boolValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewBignumObj(&bignumValue)); } - Tcl_SetObjResult(interp, varPtr[varIndex]); - } else if (strcmp(subCmd, "get") == 0) { + break; + + case BIGNUM_GET: if (objc != 3) { - goto wrongNumArgs; + Tcl_WrongNumArgs(interp, 2, objv, "varIndex"); + return TCL_ERROR; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } - Tcl_SetObjResult(interp, varPtr[varIndex]); - } else if (strcmp(subCmd, "not") == 0) { + break; + + case BIGNUM_MULT10: if (objc != 3) { - goto wrongNumArgs; + Tcl_WrongNumArgs(interp, 2, objv, "varIndex"); + return TCL_ERROR; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } - if (Tcl_GetBooleanFromObj(interp, varPtr[varIndex], - &boolValue) != TCL_OK) { + if (Tcl_GetBignumFromObj(interp, varPtr[varIndex], + &bignumValue) != TCL_OK) { + return TCL_ERROR; + } + if (mp_init(&newValue) != MP_OKAY + || (mp_mul_d(&bignumValue, 10, &newValue) != MP_OKAY)) { + mp_clear(&bignumValue); + mp_clear(&newValue); + Tcl_SetObjResult(interp, + Tcl_NewStringObj("error in mp_mul_d", -1)); return TCL_ERROR; } + mp_clear(&bignumValue); if (!Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetBooleanObj(varPtr[varIndex], !boolValue); + Tcl_SetBignumObj(varPtr[varIndex], &newValue); } else { - SetVarToObj(varIndex, Tcl_NewBooleanObj(!boolValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewBignumObj(&newValue)); + } + break; + + case BIGNUM_DIV10: + if (objc != 3) { + Tcl_WrongNumArgs(interp, 2, objv, "varIndex"); + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + if (Tcl_GetBignumFromObj(interp, varPtr[varIndex], + &bignumValue) != TCL_OK) { + return TCL_ERROR; + } + if (mp_init(&newValue) != MP_OKAY + || (mp_div_d(&bignumValue, 10, &newValue, NULL) != MP_OKAY)) { + mp_clear(&bignumValue); + mp_clear(&newValue); + Tcl_SetObjResult(interp, + Tcl_NewStringObj("error in mp_div_d", -1)); + return TCL_ERROR; + } + mp_clear(&bignumValue); + if (!Tcl_IsShared(varPtr[varIndex])) { + Tcl_SetBignumObj(varPtr[varIndex], &newValue); + } else { + SetVarToObj(varPtr, varIndex, Tcl_NewBignumObj(&newValue)); } - Tcl_SetObjResult(interp, varPtr[varIndex]); - } else { - Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), - "bad option \"", Tcl_GetString(objv[1]), - "\": must be set, get, or not", (char *) NULL); - return TCL_ERROR; } + + Tcl_SetObjResult(interp, varPtr[varIndex]); return TCL_OK; } /* *---------------------------------------------------------------------- * - * TestconvertobjCmd -- + * TestbooleanobjCmd -- * - * This procedure implements the "testconvertobj" command. It is used - * to test converting objects to new types. + * This function implements the "testbooleanobj" command. It is used to + * test the boolean Tcl object type implementation. * * Results: * A standard Tcl object result. * * Side effects: - * Converts objects to new types. + * Creates and frees boolean objects, and also converts objects to + * have boolean type. * *---------------------------------------------------------------------- */ static int -TestconvertobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestbooleanobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { - char *subCmd; - char buf[20]; + int varIndex, boolValue; + const char *index, *subCmd; + Tcl_Obj **varPtr; if (objc < 3) { wrongNumArgs: @@ -241,22 +321,65 @@ TestconvertobjCmd(clientData, interp, objc, objv) return TCL_ERROR; } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + + varPtr = GetVarPtr(interp); + subCmd = Tcl_GetString(objv[1]); - if (strcmp(subCmd, "double") == 0) { - double d; + if (strcmp(subCmd, "set") == 0) { + if (objc != 4) { + goto wrongNumArgs; + } + if (Tcl_GetBooleanFromObj(interp, objv[3], &boolValue) != TCL_OK) { + return TCL_ERROR; + } + + /* + * If the object currently bound to the variable with index varIndex + * has ref count 1 (i.e. the object is unshared) we can modify that + * object directly. Otherwise, if RC>1 (i.e. the object is shared), + * we must create a new object to modify/set and decrement the old + * formerly-shared object's ref count. This is "copy on write". + */ + if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { + Tcl_SetBooleanObj(varPtr[varIndex], boolValue); + } else { + SetVarToObj(varPtr, varIndex, Tcl_NewBooleanObj(boolValue)); + } + Tcl_SetObjResult(interp, varPtr[varIndex]); + } else if (strcmp(subCmd, "get") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (Tcl_GetDoubleFromObj(interp, objv[2], &d) != TCL_OK) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } - sprintf(buf, "%f", d); - Tcl_AppendToObj(Tcl_GetObjResult(interp), buf, -1); + Tcl_SetObjResult(interp, varPtr[varIndex]); + } else if (strcmp(subCmd, "not") == 0) { + if (objc != 3) { + goto wrongNumArgs; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + if (Tcl_GetBooleanFromObj(interp, varPtr[varIndex], + &boolValue) != TCL_OK) { + return TCL_ERROR; + } + if (!Tcl_IsShared(varPtr[varIndex])) { + Tcl_SetBooleanObj(varPtr[varIndex], !boolValue); + } else { + SetVarToObj(varPtr, varIndex, Tcl_NewBooleanObj(!boolValue)); + } + Tcl_SetObjResult(interp, varPtr[varIndex]); } else { Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "bad option \"", Tcl_GetString(objv[1]), - "\": must be double", (char *) NULL); + "\": must be set, get, or not", NULL); return TCL_ERROR; } return TCL_OK; @@ -267,8 +390,8 @@ TestconvertobjCmd(clientData, interp, objc, objv) * * TestdoubleobjCmd -- * - * This procedure implements the "testdoubleobj" command. It is used - * to test the double-precision floating point Tcl object type + * This function implements the "testdoubleobj" command. It is used to + * test the double-precision floating point Tcl object type * implementation. * * Results: @@ -282,22 +405,25 @@ TestconvertobjCmd(clientData, interp, objc, objv) */ static int -TestdoubleobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestdoubleobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { int varIndex; double doubleValue; - char *index, *subCmd, *string; - + const char *index, *subCmd, *string; + Tcl_Obj **varPtr; + if (objc < 3) { wrongNumArgs: Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?"); return TCL_ERROR; } + varPtr = GetVarPtr(interp); + index = Tcl_GetString(objv[2]); if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { return TCL_ERROR; @@ -316,22 +442,22 @@ TestdoubleobjCmd(clientData, interp, objc, objv) /* * If the object currently bound to the variable with index varIndex * has ref count 1 (i.e. the object is unshared) we can modify that - * object directly. Otherwise, if RC>1 (i.e. the object is shared), - * we must create a new object to modify/set and decrement the old + * object directly. Otherwise, if RC>1 (i.e. the object is shared), we + * must create a new object to modify/set and decrement the old * formerly-shared object's ref count. This is "copy on write". */ if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetDoubleObj(varPtr[varIndex], doubleValue); } else { - SetVarToObj(varIndex, Tcl_NewDoubleObj(doubleValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewDoubleObj(doubleValue)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "get") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } Tcl_SetObjResult(interp, varPtr[varIndex]); @@ -339,7 +465,7 @@ TestdoubleobjCmd(clientData, interp, objc, objv) if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } if (Tcl_GetDoubleFromObj(interp, varPtr[varIndex], @@ -347,32 +473,32 @@ TestdoubleobjCmd(clientData, interp, objc, objv) return TCL_ERROR; } if (!Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetDoubleObj(varPtr[varIndex], (doubleValue * 10.0)); + Tcl_SetDoubleObj(varPtr[varIndex], doubleValue * 10.0); } else { - SetVarToObj(varIndex, Tcl_NewDoubleObj( (doubleValue * 10.0) )); + SetVarToObj(varPtr, varIndex, Tcl_NewDoubleObj(doubleValue * 10.0)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "div10") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } if (Tcl_GetDoubleFromObj(interp, varPtr[varIndex], - &doubleValue) != TCL_OK) { + &doubleValue) != TCL_OK) { return TCL_ERROR; } if (!Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetDoubleObj(varPtr[varIndex], (doubleValue / 10.0)); + Tcl_SetDoubleObj(varPtr[varIndex], doubleValue / 10.0); } else { - SetVarToObj(varIndex, Tcl_NewDoubleObj( (doubleValue / 10.0) )); + SetVarToObj(varPtr, varIndex, Tcl_NewDoubleObj(doubleValue / 10.0)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else { Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "bad option \"", Tcl_GetString(objv[1]), - "\": must be set, get, mult10, or div10", (char *) NULL); + "\": must be set, get, mult10, or div10", NULL); return TCL_ERROR; } return TCL_OK; @@ -383,7 +509,7 @@ TestdoubleobjCmd(clientData, interp, objc, objv) * * TestindexobjCmd -- * - * This procedure implements the "testindexobj" command. It is used to + * This function implements the "testindexobj" command. It is used to * test the index Tcl object type implementation. * * Results: @@ -397,32 +523,41 @@ TestdoubleobjCmd(clientData, interp, objc, objv) */ static int -TestindexobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestindexobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { int allowAbbrev, index, index2, setError, i, result; - char **argv; - static char *tablePtr[] = {"a", "b", "check", (char *) NULL}; + const char **argv; + static const char *const tablePtr[] = {"a", "b", "check", NULL}; + /* + * Keep this structure declaration in sync with tclIndexObj.c + */ + struct IndexRep { + void *tablePtr; /* Pointer to the table of strings. */ + int offset; /* Offset between table entries. */ + int index; /* Selected index into table. */ + }; + struct IndexRep *indexRep; if ((objc == 3) && (strcmp(Tcl_GetString(objv[1]), "check") == 0)) { /* - * This code checks to be sure that the results of - * Tcl_GetIndexFromObj are properly cached in the object and - * returned on subsequent lookups. + * This code checks to be sure that the results of Tcl_GetIndexFromObj + * are properly cached in the object and returned on subsequent + * lookups. */ - Tcl_GetIndexFromObj((Tcl_Interp *) NULL, objv[1], tablePtr, - "token", 0, &index); if (Tcl_GetIntFromObj(interp, objv[2], &index2) != TCL_OK) { return TCL_ERROR; } - objv[1]->internalRep.twoPtrValue.ptr2 = - (VOID *) (index2 * sizeof(char *)); - result = Tcl_GetIndexFromObj((Tcl_Interp *) NULL, objv[1], + + Tcl_GetIndexFromObj(NULL, objv[1], tablePtr, "token", 0, &index); + indexRep = objv[1]->internalRep.twoPtrValue.ptr1; + indexRep->index = index2; + result = Tcl_GetIndexFromObj(NULL, objv[1], tablePtr, "token", 0, &index); if (result == TCL_OK) { Tcl_SetIntObj(Tcl_GetObjResult(interp), index); @@ -442,27 +577,30 @@ TestindexobjCmd(clientData, interp, objc, objv) return TCL_ERROR; } - argv = (char **) ckalloc((unsigned) ((objc-3) * sizeof(char *))); + argv = ckalloc((objc-3) * sizeof(char *)); for (i = 4; i < objc; i++) { argv[i-4] = Tcl_GetString(objv[i]); } argv[objc-4] = NULL; - + /* - * Tcl_GetIndexFromObj assumes that the table is statically-allocated - * so that its address is different for each index object. If we - * accidently allocate a table at the same address as that cached in - * the index object, clear out the object's cached state. + * Tcl_GetIndexFromObj assumes that the table is statically-allocated so + * that its address is different for each index object. If we accidently + * allocate a table at the same address as that cached in the index + * object, clear out the object's cached state. */ - if ((objv[3]->typePtr == Tcl_GetObjType("index")) - && (objv[3]->internalRep.twoPtrValue.ptr1 == (VOID *) argv)) { - objv[3]->typePtr = NULL; + if (objv[3]->typePtr != NULL + && !strcmp("index", objv[3]->typePtr->name)) { + indexRep = objv[3]->internalRep.twoPtrValue.ptr1; + if (indexRep->tablePtr == (void *) argv) { + TclFreeIntRep(objv[3]); + } } result = Tcl_GetIndexFromObj((setError? interp : NULL), objv[3], argv, "token", (allowAbbrev? 0 : TCL_EXACT), &index); - ckfree((char *) argv); + ckfree(argv); if (result == TCL_OK) { Tcl_SetIntObj(Tcl_GetObjResult(interp), index); } @@ -474,7 +612,7 @@ TestindexobjCmd(clientData, interp, objc, objv) * * TestintobjCmd -- * - * This procedure implements the "testintobj" command. It is used to + * This function implements the "testintobj" command. It is used to * test the int Tcl object type implementation. * * Results: @@ -488,22 +626,24 @@ TestindexobjCmd(clientData, interp, objc, objv) */ static int -TestintobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestintobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { int intValue, varIndex, i; long longValue; - char *index, *subCmd, *string; - + const char *index, *subCmd, *string; + Tcl_Obj **varPtr; + if (objc < 3) { wrongNumArgs: Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?"); return TCL_ERROR; } + varPtr = GetVarPtr(interp); index = Tcl_GetString(objv[2]); if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { return TCL_ERROR; @@ -523,15 +663,15 @@ TestintobjCmd(clientData, interp, objc, objv) /* * If the object currently bound to the variable with index varIndex * has ref count 1 (i.e. the object is unshared) we can modify that - * object directly. Otherwise, if RC>1 (i.e. the object is shared), - * we must create a new object to modify/set and decrement the old + * object directly. Otherwise, if RC>1 (i.e. the object is shared), we + * must create a new object to modify/set and decrement the old * formerly-shared object's ref count. This is "copy on write". */ if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetIntObj(varPtr[varIndex], intValue); } else { - SetVarToObj(varIndex, Tcl_NewIntObj(intValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewIntObj(intValue)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "set2") == 0) { /* doesn't set result */ @@ -546,7 +686,7 @@ TestintobjCmd(clientData, interp, objc, objv) if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetIntObj(varPtr[varIndex], intValue); } else { - SetVarToObj(varIndex, Tcl_NewIntObj(intValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewIntObj(intValue)); } } else if (strcmp(subCmd, "setlong") == 0) { if (objc != 4) { @@ -560,7 +700,7 @@ TestintobjCmd(clientData, interp, objc, objv) if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetLongObj(varPtr[varIndex], intValue); } else { - SetVarToObj(varIndex, Tcl_NewLongObj(intValue)); + SetVarToObj(varPtr, varIndex, Tcl_NewLongObj(intValue)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "setmaxlong") == 0) { @@ -571,25 +711,25 @@ TestintobjCmd(clientData, interp, objc, objv) if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetLongObj(varPtr[varIndex], maxLong); } else { - SetVarToObj(varIndex, Tcl_NewLongObj(maxLong)); + SetVarToObj(varPtr, varIndex, Tcl_NewLongObj(maxLong)); } } else if (strcmp(subCmd, "ismaxlong") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } if (Tcl_GetLongFromObj(interp, varPtr[varIndex], &longValue) != TCL_OK) { return TCL_ERROR; } Tcl_AppendToObj(Tcl_GetObjResult(interp), - ((longValue == LONG_MAX)? "1" : "0"), -1); + ((longValue == LONG_MAX)? "1" : "0"), -1); } else if (strcmp(subCmd, "get") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } Tcl_SetObjResult(interp, varPtr[varIndex]); @@ -597,29 +737,29 @@ TestintobjCmd(clientData, interp, objc, objv) if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } string = Tcl_GetString(varPtr[varIndex]); Tcl_AppendToObj(Tcl_GetObjResult(interp), string, -1); } else if (strcmp(subCmd, "inttoobigtest") == 0) { /* - * If long ints have more bits than ints on this platform, verify - * that Tcl_GetIntFromObj returns an error if the long int held - * in an integer object's internal representation is too large - * to fit in an int. + * If long ints have more bits than ints on this platform, verify that + * Tcl_GetIntFromObj returns an error if the long int held in an + * integer object's internal representation is too large to fit in an + * int. */ - + if (objc != 3) { goto wrongNumArgs; } #if (INT_MAX == LONG_MAX) /* int is same size as long int */ Tcl_AppendToObj(Tcl_GetObjResult(interp), "1", -1); -#else +#else if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetLongObj(varPtr[varIndex], LONG_MAX); } else { - SetVarToObj(varIndex, Tcl_NewLongObj(LONG_MAX)); + SetVarToObj(varPtr, varIndex, Tcl_NewLongObj(LONG_MAX)); } if (Tcl_GetIntFromObj(interp, varPtr[varIndex], &i) != TCL_OK) { Tcl_ResetResult(interp); @@ -632,52 +772,149 @@ TestintobjCmd(clientData, interp, objc, objv) if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } if (Tcl_GetIntFromObj(interp, varPtr[varIndex], - &intValue) != TCL_OK) { + &intValue) != TCL_OK) { return TCL_ERROR; } if (!Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetIntObj(varPtr[varIndex], (intValue * 10)); + Tcl_SetIntObj(varPtr[varIndex], intValue * 10); } else { - SetVarToObj(varIndex, Tcl_NewIntObj( (intValue * 10) )); + SetVarToObj(varPtr, varIndex, Tcl_NewIntObj(intValue * 10)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "div10") == 0) { if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } if (Tcl_GetIntFromObj(interp, varPtr[varIndex], - &intValue) != TCL_OK) { + &intValue) != TCL_OK) { return TCL_ERROR; } if (!Tcl_IsShared(varPtr[varIndex])) { - Tcl_SetIntObj(varPtr[varIndex], (intValue / 10)); + Tcl_SetIntObj(varPtr[varIndex], intValue / 10); } else { - SetVarToObj(varIndex, Tcl_NewIntObj( (intValue / 10) )); + SetVarToObj(varPtr, varIndex, Tcl_NewIntObj(intValue / 10)); } Tcl_SetObjResult(interp, varPtr[varIndex]); } else { Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "bad option \"", Tcl_GetString(objv[1]), - "\": must be set, get, get2, mult10, or div10", - (char *) NULL); + "\": must be set, get, get2, mult10, or div10", NULL); return TCL_ERROR; } return TCL_OK; } /* + *----------------------------------------------------------------------------- + * + * TestlistobjCmd -- + * + * This function implements the 'testlistobj' command. It is used to + * test a few possible corner cases in list object manipulation from + * C code that cannot occur at the Tcl level. + * + * Results: + * A standard Tcl object result. + * + * Side effects: + * Creates, manipulates and frees list objects. + * + *----------------------------------------------------------------------------- + */ + +static int +TestlistobjCmd( + ClientData clientData, /* Not used */ + Tcl_Interp *interp, /* Tcl interpreter */ + int objc, /* Number of arguments */ + Tcl_Obj *const objv[]) /* Argument objects */ +{ + /* Subcommands supported by this command */ + const char* subcommands[] = { + "set", + "get", + "replace" + }; + enum listobjCmdIndex { + LISTOBJ_SET, + LISTOBJ_GET, + LISTOBJ_REPLACE + }; + + const char* index; /* Argument giving the variable number */ + int varIndex; /* Variable number converted to binary */ + int cmdIndex; /* Ordinal number of the subcommand */ + int first; /* First index in the list */ + int count; /* Count of elements in a list */ + Tcl_Obj **varPtr; + + if (objc < 3) { + Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg...?"); + return TCL_ERROR; + } + varPtr = GetVarPtr(interp); + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + if (Tcl_GetIndexFromObj(interp, objv[1], subcommands, "command", + 0, &cmdIndex) != TCL_OK) { + return TCL_ERROR; + } + switch(cmdIndex) { + case LISTOBJ_SET: + if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { + Tcl_SetListObj(varPtr[varIndex], objc-3, objv+3); + } else { + SetVarToObj(varPtr, varIndex, Tcl_NewListObj(objc-3, objv+3)); + } + Tcl_SetObjResult(interp, varPtr[varIndex]); + break; + + case LISTOBJ_GET: + if (objc != 3) { + Tcl_WrongNumArgs(interp, 2, objv, "varIndex"); + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + Tcl_SetObjResult(interp, varPtr[varIndex]); + break; + + case LISTOBJ_REPLACE: + if (objc < 5) { + Tcl_WrongNumArgs(interp, 2, objv, + "varIndex start count ?element...?"); + return TCL_ERROR; + } + if (Tcl_GetIntFromObj(interp, objv[3], &first) != TCL_OK + || Tcl_GetIntFromObj(interp, objv[4], &count) != TCL_OK) { + return TCL_ERROR; + } + if (Tcl_IsShared(varPtr[varIndex])) { + SetVarToObj(varPtr, varIndex, Tcl_DuplicateObj(varPtr[varIndex])); + } + Tcl_ResetResult(interp); + return Tcl_ListObjReplace(interp, varPtr[varIndex], first, count, + objc-5, objv+5); + } + return TCL_OK; +} + +/* *---------------------------------------------------------------------- * * TestobjCmd -- * - * This procedure implements the "testobj" command. It is used to test + * This function implements the "testobj" command. It is used to test * the type-independent portions of the Tcl object type implementation. * * Results: @@ -690,111 +927,138 @@ TestintobjCmd(clientData, interp, objc, objv) */ static int -TestobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TestobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { int varIndex, destIndex, i; - char *index, *subCmd, *string; - Tcl_ObjType *targetType; - + const char *index, *subCmd, *string; + const Tcl_ObjType *targetType; + Tcl_Obj **varPtr; + if (objc < 2) { wrongNumArgs: Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?"); return TCL_ERROR; } + varPtr = GetVarPtr(interp); subCmd = Tcl_GetString(objv[1]); if (strcmp(subCmd, "assign") == 0) { - if (objc != 4) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - if (CheckIfVarUnset(interp, varIndex)) { + if (objc != 4) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } string = Tcl_GetString(objv[3]); - if (GetVariableIndex(interp, string, &destIndex) != TCL_OK) { - return TCL_ERROR; - } - SetVarToObj(destIndex, varPtr[varIndex]); + if (GetVariableIndex(interp, string, &destIndex) != TCL_OK) { + return TCL_ERROR; + } + SetVarToObj(varPtr, destIndex, varPtr[varIndex]); Tcl_SetObjResult(interp, varPtr[destIndex]); - } else if (strcmp(subCmd, "convert") == 0) { - char *typeName; - if (objc != 4) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - if (CheckIfVarUnset(interp, varIndex)) { + } else if (strcmp(subCmd, "bug3598580") == 0) { + Tcl_Obj *listObjPtr, *elemObjPtr; + if (objc != 2) { + goto wrongNumArgs; + } + elemObjPtr = Tcl_NewIntObj(123); + listObjPtr = Tcl_NewListObj(1, &elemObjPtr); + /* Replace the single list element through itself, nonsense but legal. */ + Tcl_ListObjReplace(interp, listObjPtr, 0, 1, 1, &elemObjPtr); + Tcl_SetObjResult(interp, listObjPtr); + return TCL_OK; + } else if (strcmp(subCmd, "convert") == 0) { + const char *typeName; + + if (objc != 4) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } - typeName = Tcl_GetString(objv[3]); - if ((targetType = Tcl_GetObjType(typeName)) == NULL) { + typeName = Tcl_GetString(objv[3]); + if ((targetType = Tcl_GetObjType(typeName)) == NULL) { Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), - "no type ", typeName, " found", (char *) NULL); - return TCL_ERROR; - } - if (Tcl_ConvertToType(interp, varPtr[varIndex], targetType) - != TCL_OK) { - return TCL_ERROR; - } + "no type ", typeName, " found", NULL); + return TCL_ERROR; + } + if (Tcl_ConvertToType(interp, varPtr[varIndex], targetType) + != TCL_OK) { + return TCL_ERROR; + } Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "duplicate") == 0) { - if (objc != 4) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - if (CheckIfVarUnset(interp, varIndex)) { + if (objc != 4) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } string = Tcl_GetString(objv[3]); - if (GetVariableIndex(interp, string, &destIndex) != TCL_OK) { - return TCL_ERROR; - } - SetVarToObj(destIndex, Tcl_DuplicateObj(varPtr[varIndex])); + if (GetVariableIndex(interp, string, &destIndex) != TCL_OK) { + return TCL_ERROR; + } + SetVarToObj(varPtr, destIndex, Tcl_DuplicateObj(varPtr[varIndex])); Tcl_SetObjResult(interp, varPtr[destIndex]); } else if (strcmp(subCmd, "freeallvars") == 0) { - if (objc != 2) { - goto wrongNumArgs; - } - for (i = 0; i < NUMBER_OF_OBJECT_VARS; i++) { - if (varPtr[i] != NULL) { - Tcl_DecrRefCount(varPtr[i]); - varPtr[i] = NULL; - } - } + if (objc != 2) { + goto wrongNumArgs; + } + for (i = 0; i < NUMBER_OF_OBJECT_VARS; i++) { + if (varPtr[i] != NULL) { + Tcl_DecrRefCount(varPtr[i]); + varPtr[i] = NULL; + } + } + } else if (strcmp(subCmd, "invalidateStringRep") == 0) { + if (objc != 3) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + Tcl_InvalidateStringRep(varPtr[varIndex]); + Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "newobj") == 0) { - if (objc != 3) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - SetVarToObj(varIndex, Tcl_NewObj()); + if (objc != 3) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { + return TCL_ERROR; + } + SetVarToObj(varPtr, varIndex, Tcl_NewObj()); Tcl_SetObjResult(interp, varPtr[varIndex]); } else if (strcmp(subCmd, "objtype") == 0) { - char *typeName; + const char *typeName; /* - * return an object containing the name of the argument's type - * of internal rep. If none exists, return "none". + * Return an object containing the name of the argument's type of + * internal rep. If none exists, return "none". */ - - if (objc != 3) { - goto wrongNumArgs; - } + + if (objc != 3) { + goto wrongNumArgs; + } if (objv[2]->typePtr == NULL) { Tcl_SetObjResult(interp, Tcl_NewStringObj("none", -1)); } else { @@ -802,52 +1066,47 @@ TestobjCmd(clientData, interp, objc, objv) Tcl_SetObjResult(interp, Tcl_NewStringObj(typeName, -1)); } } else if (strcmp(subCmd, "refcount") == 0) { - char buf[TCL_INTEGER_SPACE]; - - if (objc != 3) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - if (CheckIfVarUnset(interp, varIndex)) { + if (objc != 3) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { return TCL_ERROR; } - TclFormatInt(buf, varPtr[varIndex]->refCount); - Tcl_SetResult(interp, buf, TCL_VOLATILE); + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + Tcl_SetObjResult(interp, Tcl_NewIntObj(varPtr[varIndex]->refCount)); } else if (strcmp(subCmd, "type") == 0) { - if (objc != 3) { - goto wrongNumArgs; - } - index = Tcl_GetString(objv[2]); - if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { - return TCL_ERROR; - } - if (CheckIfVarUnset(interp, varIndex)) { + if (objc != 3) { + goto wrongNumArgs; + } + index = Tcl_GetString(objv[2]); + if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { return TCL_ERROR; } - if (varPtr[varIndex]->typePtr == NULL) { /* a string! */ + if (CheckIfVarUnset(interp, varPtr,varIndex)) { + return TCL_ERROR; + } + if (varPtr[varIndex]->typePtr == NULL) { /* a string! */ Tcl_AppendToObj(Tcl_GetObjResult(interp), "string", -1); - } else { - Tcl_AppendToObj(Tcl_GetObjResult(interp), - varPtr[varIndex]->typePtr->name, -1); - } + } else { + Tcl_AppendToObj(Tcl_GetObjResult(interp), + varPtr[varIndex]->typePtr->name, -1); + } } else if (strcmp(subCmd, "types") == 0) { - if (objc != 2) { - goto wrongNumArgs; - } + if (objc != 2) { + goto wrongNumArgs; + } if (Tcl_AppendAllObjTypes(interp, Tcl_GetObjResult(interp)) != TCL_OK) { return TCL_ERROR; } } else { Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), - "bad option \"", - Tcl_GetString(objv[1]), - "\": must be assign, convert, duplicate, freeallvars, ", - "newobj, objcount, objtype, refcount, type, or types", - (char *) NULL); + "bad option \"", Tcl_GetString(objv[1]), + "\": must be assign, convert, duplicate, freeallvars, " + "newobj, objcount, objtype, refcount, type, or types", NULL); return TCL_ERROR; } return TCL_OK; @@ -858,7 +1117,7 @@ TestobjCmd(clientData, interp, objc, objv) * * TeststringobjCmd -- * - * This procedure implements the "teststringobj" command. It is used to + * This function implements the "teststringobj" command. It is used to * test the string Tcl object type implementation. * * Results: @@ -872,19 +1131,22 @@ TestobjCmd(clientData, interp, objc, objv) */ static int -TeststringobjCmd(clientData, interp, objc, objv) - ClientData clientData; /* Not used. */ - Tcl_Interp *interp; /* Current interpreter. */ - int objc; /* Number of arguments. */ - Tcl_Obj *CONST objv[]; /* Argument objects. */ +TeststringobjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ { + Tcl_UniChar *unicode; int varIndex, option, i, length; #define MAX_STRINGS 11 - char *index, *string, *strings[MAX_STRINGS+1]; + const char *index, *string, *strings[MAX_STRINGS+1]; TestString *strPtr; - static char *options[] = { + Tcl_Obj **varPtr; + static const char *const options[] = { "append", "appendstrings", "get", "get2", "length", "length2", - "set", "set2", "setlength", "ualloc", (char *) NULL + "set", "set2", "setlength", "maxchars", "getunicode", + "appendself", "appendself2", NULL }; if (objc < 3) { @@ -893,6 +1155,7 @@ TeststringobjCmd(clientData, interp, objc, objv) return TCL_ERROR; } + varPtr = GetVarPtr(interp); index = Tcl_GetString(objv[2]); if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) { return TCL_ERROR; @@ -911,16 +1174,16 @@ TeststringobjCmd(clientData, interp, objc, objv) return TCL_ERROR; } if (varPtr[varIndex] == NULL) { - SetVarToObj(varIndex, Tcl_NewObj()); + SetVarToObj(varPtr, varIndex, Tcl_NewObj()); } - + /* * If the object bound to variable "varIndex" is shared, we must - * "copy on write" and append to a copy of the object. + * "copy on write" and append to a copy of the object. */ - + if (Tcl_IsShared(varPtr[varIndex])) { - SetVarToObj(varIndex, Tcl_DuplicateObj(varPtr[varIndex])); + SetVarToObj(varPtr, varIndex, Tcl_DuplicateObj(varPtr[varIndex])); } string = Tcl_GetString(objv[3]); Tcl_AppendToObj(varPtr[varIndex], string, length); @@ -931,16 +1194,16 @@ TeststringobjCmd(clientData, interp, objc, objv) goto wrongNumArgs; } if (varPtr[varIndex] == NULL) { - SetVarToObj(varIndex, Tcl_NewObj()); + SetVarToObj(varPtr, varIndex, Tcl_NewObj()); } /* * If the object bound to variable "varIndex" is shared, we must - * "copy on write" and append to a copy of the object. + * "copy on write" and append to a copy of the object. */ if (Tcl_IsShared(varPtr[varIndex])) { - SetVarToObj(varIndex, Tcl_DuplicateObj(varPtr[varIndex])); + SetVarToObj(varPtr, varIndex, Tcl_DuplicateObj(varPtr[varIndex])); } for (i = 3; i < objc; i++) { strings[i-3] = Tcl_GetString(objv[i]); @@ -958,7 +1221,7 @@ TeststringobjCmd(clientData, interp, objc, objv) if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr,varIndex)) { return TCL_ERROR; } Tcl_SetObjResult(interp, varPtr[varIndex]); @@ -967,7 +1230,7 @@ TeststringobjCmd(clientData, interp, objc, objv) if (objc != 3) { goto wrongNumArgs; } - if (CheckIfVarUnset(interp, varIndex)) { + if (CheckIfVarUnset(interp, varPtr, varIndex)) { return TCL_ERROR; } string = Tcl_GetString(varPtr[varIndex]); @@ -985,8 +1248,9 @@ TeststringobjCmd(clientData, interp, objc, objv) goto wrongNumArgs; } if (varPtr[varIndex] != NULL) { - strPtr = (TestString *) - (varPtr[varIndex])->internalRep.otherValuePtr; + Tcl_ConvertToType(NULL, varPtr[varIndex], + Tcl_GetObjType("string")); + strPtr = varPtr[varIndex]->internalRep.twoPtrValue.ptr1; length = (int) strPtr->allocated; } else { length = -1; @@ -1000,19 +1264,19 @@ TeststringobjCmd(clientData, interp, objc, objv) /* * If the object currently bound to the variable with index - * varIndex has ref count 1 (i.e. the object is unshared) we - * can modify that object directly. Otherwise, if RC>1 (i.e. - * the object is shared), we must create a new object to - * modify/set and decrement the old formerly-shared object's - * ref count. This is "copy on write". + * varIndex has ref count 1 (i.e. the object is unshared) we can + * modify that object directly. Otherwise, if RC>1 (i.e. the + * object is shared), we must create a new object to modify/set + * and decrement the old formerly-shared object's ref count. This + * is "copy on write". */ - + string = Tcl_GetStringFromObj(objv[3], &length); if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) { Tcl_SetStringObj(varPtr[varIndex], string, length); } else { - SetVarToObj(varIndex, Tcl_NewStringObj(string, length)); + SetVarToObj(varPtr, varIndex, Tcl_NewStringObj(string, length)); } Tcl_SetObjResult(interp, varPtr[varIndex]); break; @@ -1020,7 +1284,7 @@ TeststringobjCmd(clientData, interp, objc, objv) if (objc != 4) { goto wrongNumArgs; } - SetVarToObj(varIndex, objv[3]); + SetVarToObj(varPtr, varIndex, objv[3]); break; case 8: /* setlength */ if (objc != 4) { @@ -1033,19 +1297,88 @@ TeststringobjCmd(clientData, interp, objc, objv) Tcl_SetObjLength(varPtr[varIndex], length); } break; - case 9: /* ualloc */ + case 9: /* maxchars */ if (objc != 3) { goto wrongNumArgs; } if (varPtr[varIndex] != NULL) { - strPtr = (TestString *) - (varPtr[varIndex])->internalRep.otherValuePtr; - length = (int) strPtr->uallocated; + Tcl_ConvertToType(NULL, varPtr[varIndex], + Tcl_GetObjType("string")); + strPtr = varPtr[varIndex]->internalRep.twoPtrValue.ptr1; + length = strPtr->maxChars; } else { length = -1; } Tcl_SetIntObj(Tcl_GetObjResult(interp), length); break; + case 10: /* getunicode */ + if (objc != 3) { + goto wrongNumArgs; + } + Tcl_GetUnicodeFromObj(varPtr[varIndex], NULL); + break; + case 11: /* appendself */ + if (objc != 4) { + goto wrongNumArgs; + } + if (varPtr[varIndex] == NULL) { + SetVarToObj(varPtr, varIndex, Tcl_NewObj()); + } + + /* + * If the object bound to variable "varIndex" is shared, we must + * "copy on write" and append to a copy of the object. + */ + + if (Tcl_IsShared(varPtr[varIndex])) { + SetVarToObj(varPtr, varIndex, Tcl_DuplicateObj(varPtr[varIndex])); + } + + string = Tcl_GetStringFromObj(varPtr[varIndex], &length); + + if (Tcl_GetIntFromObj(interp, objv[3], &i) != TCL_OK) { + return TCL_ERROR; + } + if ((i < 0) || (i > length)) { + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "index value out of range", -1)); + return TCL_ERROR; + } + + Tcl_AppendToObj(varPtr[varIndex], string + i, length - i); + Tcl_SetObjResult(interp, varPtr[varIndex]); + break; + case 12: /* appendself2 */ + if (objc != 4) { + goto wrongNumArgs; + } + if (varPtr[varIndex] == NULL) { + SetVarToObj(varPtr, varIndex, Tcl_NewObj()); + } + + /* + * If the object bound to variable "varIndex" is shared, we must + * "copy on write" and append to a copy of the object. + */ + + if (Tcl_IsShared(varPtr[varIndex])) { + SetVarToObj(varPtr, varIndex, Tcl_DuplicateObj(varPtr[varIndex])); + } + + unicode = Tcl_GetUnicodeFromObj(varPtr[varIndex], &length); + + if (Tcl_GetIntFromObj(interp, objv[3], &i) != TCL_OK) { + return TCL_ERROR; + } + if ((i < 0) || (i > length)) { + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "index value out of range", -1)); + return TCL_ERROR; + } + + Tcl_AppendUnicodeToObj(varPtr[varIndex], unicode + i, length - i); + Tcl_SetObjResult(interp, varPtr[varIndex]); + break; } return TCL_OK; @@ -1063,17 +1396,18 @@ TeststringobjCmd(clientData, interp, objc, objv) * None. * * Side effects: - * This routine handles ref counting details for assignment: - * i.e. the old value's ref count must be decremented (if not NULL) and - * the new one incremented (also if not NULL). + * This routine handles ref counting details for assignment: i.e. the old + * value's ref count must be decremented (if not NULL) and the new one + * incremented (also if not NULL). * *---------------------------------------------------------------------- */ static void -SetVarToObj(varIndex, objPtr) - int varIndex; /* Designates the assignment variable. */ - Tcl_Obj *objPtr; /* Points to object to assign to var. */ +SetVarToObj( + Tcl_Obj **varPtr, + int varIndex, /* Designates the assignment variable. */ + Tcl_Obj *objPtr) /* Points to object to assign to var. */ { if (varPtr[varIndex] != NULL) { Tcl_DecrRefCount(varPtr[varIndex]); @@ -1101,15 +1435,15 @@ SetVarToObj(varIndex, objPtr) */ static int -GetVariableIndex(interp, string, indexPtr) - Tcl_Interp *interp; /* Interpreter for error reporting. */ - char *string; /* String containing a variable index - * specified as a nonnegative number less - * than NUMBER_OF_OBJECT_VARS. */ - int *indexPtr; /* Place to store converted result. */ +GetVariableIndex( + Tcl_Interp *interp, /* Interpreter for error reporting. */ + const char *string, /* String containing a variable index + * specified as a nonnegative number less than + * NUMBER_OF_OBJECT_VARS. */ + int *indexPtr) /* Place to store converted result. */ { int index; - + if (Tcl_GetInt(interp, string, &index) != TCL_OK) { return TCL_ERROR; } @@ -1128,7 +1462,7 @@ GetVariableIndex(interp, string, indexPtr) * * CheckIfVarUnset -- * - * Utility procedure that checks whether a test variable is readable: + * Utility function that checks whether a test variable is readable: * i.e., that varPtr[varIndex] is non-NULL. * * Results: @@ -1142,13 +1476,14 @@ GetVariableIndex(interp, string, indexPtr) */ static int -CheckIfVarUnset(interp, varIndex) - Tcl_Interp *interp; /* Interpreter for error reporting. */ - int varIndex; /* Index of the test variable to check. */ +CheckIfVarUnset( + Tcl_Interp *interp, /* Interpreter for error reporting. */ + Tcl_Obj ** varPtr, + int varIndex) /* Index of the test variable to check. */ { if (varPtr[varIndex] == NULL) { char buf[32 + TCL_INTEGER_SPACE]; - + sprintf(buf, "variable %d is unset (NULL)", varIndex); Tcl_ResetResult(interp); Tcl_AppendToObj(Tcl_GetObjResult(interp), buf, -1); @@ -1156,3 +1491,11 @@ CheckIfVarUnset(interp, varIndex) } return 0; } + +/* + * Local Variables: + * mode: c + * c-basic-offset: 4 + * fill-column: 78 + * End: + */ |