예제 #1
0
파일: fbsql.c 프로젝트: dterweij/fbsql
int fbsql_numrows(Tcl_Interp *interp, int sql_number, int argc, char **argv) {
	Tcl_Obj *obj_result;

	/* set result object pointer */
	obj_result = Tcl_GetObjResult(interp);
	Tcl_SetIntObj(obj_result,connection[sql_number].NUMROWS);
	
	return TCL_OK;
}
예제 #2
0
파일: tcldbf.c 프로젝트: sonyandy/Tcl-DBF
CommandDef (length, clientData, interp, objc, objv)
{
  Handle *handle;

  if (objc != 2)
    {
      Tcl_WrongNumArgs (interp, 1, objv, "filename");
      return TCL_ERROR;
    }
  if (DbfGetHandleFromObj (interp, objv[1], &handle) != TCL_OK)
    {
      return TCL_ERROR;
    }
  Tcl_SetIntObj (Tcl_GetObjResult (interp),
                 DBFGetRecordCount (handle->dbfHandle));
  return TCL_OK;
}
예제 #3
0
파일: tcldbf.c 프로젝트: sonyandy/Tcl-DBF
static void
SetAttributeObj (Tcl_Obj * const objPtr, DBFHandle const dbfHandle,
                 int const record, int const field)
{
  if (DBFIsAttributeNULL (dbfHandle, record, field))
    {
      return;
    }
  switch (DBFGetFieldInfo (dbfHandle, field, NULL, NULL, NULL))
    {
    case FTInteger:
      Tcl_SetIntObj (objPtr,
                     DBFReadIntegerAttribute (dbfHandle, record, field));
      break;
    case FTDouble:
      Tcl_SetDoubleObj (objPtr,
                        DBFReadDoubleAttribute (dbfHandle, record, field));
      break;
    default:
      Tcl_SetStringObj (objPtr,
                        DBFReadStringAttribute (dbfHandle, record, field), -1);
    }
}
예제 #4
0
/*
** The "sqlite" command below creates a new Tcl command for each
** connection it opens to an SQLite database.  This routine is invoked
** whenever one of those connection-specific commands is executed
** in Tcl.  For example, if you run Tcl code like this:
**
**       sqlite db1  "my_database"
**       db1 close
**
** The first command opens a connection to the "my_database" database
** and calls that connection "db1".  The second command causes this
** subroutine to be invoked.
*/
static int DbObjCmd(void *cd, Tcl_Interp *interp, int objc,Tcl_Obj *const*objv){
  SqliteDb *pDb = (SqliteDb*)cd;
  int choice;
  int rc = TCL_OK;
  static const char *DB_strs[] = {
    "authorizer",         "busy",                   "changes",
    "close",              "commit_hook",            "complete",
    "errorcode",          "eval",                   "function",
    "last_insert_rowid",  "last_statement_changes", "onecolumn",
    "progress",           "rekey",                  "timeout",
    "trace",
    0                    
  };
  enum DB_enum {
    DB_AUTHORIZER,        DB_BUSY,                   DB_CHANGES,
    DB_CLOSE,             DB_COMMIT_HOOK,            DB_COMPLETE,
    DB_ERRORCODE,         DB_EVAL,                   DB_FUNCTION,
    DB_LAST_INSERT_ROWID, DB_LAST_STATEMENT_CHANGES, DB_ONECOLUMN,        
    DB_PROGRESS,          DB_REKEY,                  DB_TIMEOUT,
    DB_TRACE
  };

  if( objc<2 ){
    Tcl_WrongNumArgs(interp, 1, objv, "SUBCOMMAND ...");
    return TCL_ERROR;
  }
  if( Tcl_GetIndexFromObj(interp, objv[1], DB_strs, "option", 0, &choice) ){
    return TCL_ERROR;
  }

  switch( (enum DB_enum)choice ){

  /*    $db authorizer ?CALLBACK?
  **
  ** Invoke the given callback to authorize each SQL operation as it is
  ** compiled.  5 arguments are appended to the callback before it is
  ** invoked:
  **
  **   (1) The authorization type (ex: SQLITE_CREATE_TABLE, SQLITE_INSERT, ...)
  **   (2) First descriptive name (depends on authorization type)
  **   (3) Second descriptive name
  **   (4) Name of the database (ex: "main", "temp")
  **   (5) Name of trigger that is doing the access
  **
  ** The callback should return on of the following strings: SQLITE_OK,
  ** SQLITE_IGNORE, or SQLITE_DENY.  Any other return value is an error.
  **
  ** If this method is invoked with no arguments, the current authorization
  ** callback string is returned.
  */
  case DB_AUTHORIZER: {
    if( objc>3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "?CALLBACK?");
    }else if( objc==2 ){
      if( pDb->zAuth ){
        Tcl_AppendResult(interp, pDb->zAuth, 0);
      }
    }else{
      char *zAuth;
      int len;
      if( pDb->zAuth ){
        Tcl_Free(pDb->zAuth);
      }
      zAuth = Tcl_GetStringFromObj(objv[2], &len);
      if( zAuth && len>0 ){
        pDb->zAuth = Tcl_Alloc( len + 1 );
        strcpy(pDb->zAuth, zAuth);
      }else{
        pDb->zAuth = 0;
      }
#ifndef SQLITE_OMIT_AUTHORIZATION
      if( pDb->zAuth ){
        pDb->interp = interp;
        sqlite_set_authorizer(pDb->db, auth_callback, pDb);
      }else{
        sqlite_set_authorizer(pDb->db, 0, 0);
      }
#endif
    }
    break;
  }

  /*    $db busy ?CALLBACK?
  **
  ** Invoke the given callback if an SQL statement attempts to open
  ** a locked database file.
  */
  case DB_BUSY: {
    if( objc>3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "CALLBACK");
      return TCL_ERROR;
    }else if( objc==2 ){
      if( pDb->zBusy ){
        Tcl_AppendResult(interp, pDb->zBusy, 0);
      }
    }else{
      char *zBusy;
      int len;
      if( pDb->zBusy ){
        Tcl_Free(pDb->zBusy);
      }
      zBusy = Tcl_GetStringFromObj(objv[2], &len);
      if( zBusy && len>0 ){
        pDb->zBusy = Tcl_Alloc( len + 1 );
        strcpy(pDb->zBusy, zBusy);
      }else{
        pDb->zBusy = 0;
      }
      if( pDb->zBusy ){
        pDb->interp = interp;
        sqlite_busy_handler(pDb->db, DbBusyHandler, pDb);
      }else{
        sqlite_busy_handler(pDb->db, 0, 0);
      }
    }
    break;
  }

  /*    $db progress ?N CALLBACK?
  ** 
  ** Invoke the given callback every N virtual machine opcodes while executing
  ** queries.
  */
  case DB_PROGRESS: {
    if( objc==2 ){
      if( pDb->zProgress ){
        Tcl_AppendResult(interp, pDb->zProgress, 0);
      }
    }else if( objc==4 ){
      char *zProgress;
      int len;
      int N;
      if( TCL_OK!=Tcl_GetIntFromObj(interp, objv[2], &N) ){
	return TCL_ERROR;
      };
      if( pDb->zProgress ){
        Tcl_Free(pDb->zProgress);
      }
      zProgress = Tcl_GetStringFromObj(objv[3], &len);
      if( zProgress && len>0 ){
        pDb->zProgress = Tcl_Alloc( len + 1 );
        strcpy(pDb->zProgress, zProgress);
      }else{
        pDb->zProgress = 0;
      }
#ifndef SQLITE_OMIT_PROGRESS_CALLBACK
      if( pDb->zProgress ){
        pDb->interp = interp;
        sqlite_progress_handler(pDb->db, N, DbProgressHandler, pDb);
      }else{
        sqlite_progress_handler(pDb->db, 0, 0, 0);
      }
#endif
    }else{
      Tcl_WrongNumArgs(interp, 2, objv, "N CALLBACK");
      return TCL_ERROR;
    }
    break;
  }

  /*
  **     $db changes
  **
  ** Return the number of rows that were modified, inserted, or deleted by
  ** the most recent "eval".
  */
  case DB_CHANGES: {
    Tcl_Obj *pResult;
    int nChange;
    if( objc!=2 ){
      Tcl_WrongNumArgs(interp, 2, objv, "");
      return TCL_ERROR;
    }
    nChange = sqlite_changes(pDb->db);
    pResult = Tcl_GetObjResult(interp);
    Tcl_SetIntObj(pResult, nChange);
    break;
  }

  /*
  **     $db last_statement_changes
  **
  ** Return the number of rows that were modified, inserted, or deleted by
  ** the last statment to complete execution (excluding changes due to
  ** triggers)
  */
  case DB_LAST_STATEMENT_CHANGES: {
    Tcl_Obj *pResult;
    int lsChange;
    if( objc!=2 ){
      Tcl_WrongNumArgs(interp, 2, objv, "");
      return TCL_ERROR;
    }
    lsChange = sqlite_last_statement_changes(pDb->db);
    pResult = Tcl_GetObjResult(interp);
    Tcl_SetIntObj(pResult, lsChange);
    break;
  }

  /*    $db close
  **
  ** Shutdown the database
  */
  case DB_CLOSE: {
    Tcl_DeleteCommand(interp, Tcl_GetStringFromObj(objv[0], 0));
    break;
  }

  /*    $db commit_hook ?CALLBACK?
  **
  ** Invoke the given callback just before committing every SQL transaction.
  ** If the callback throws an exception or returns non-zero, then the
  ** transaction is aborted.  If CALLBACK is an empty string, the callback
  ** is disabled.
  */
  case DB_COMMIT_HOOK: {
    if( objc>3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "?CALLBACK?");
    }else if( objc==2 ){
      if( pDb->zCommit ){
        Tcl_AppendResult(interp, pDb->zCommit, 0);
      }
    }else{
      char *zCommit;
      int len;
      if( pDb->zCommit ){
        Tcl_Free(pDb->zCommit);
      }
      zCommit = Tcl_GetStringFromObj(objv[2], &len);
      if( zCommit && len>0 ){
        pDb->zCommit = Tcl_Alloc( len + 1 );
        strcpy(pDb->zCommit, zCommit);
      }else{
        pDb->zCommit = 0;
      }
      if( pDb->zCommit ){
        pDb->interp = interp;
        sqlite_commit_hook(pDb->db, DbCommitHandler, pDb);
      }else{
        sqlite_commit_hook(pDb->db, 0, 0);
      }
    }
    break;
  }

  /*    $db complete SQL
  **
  ** Return TRUE if SQL is a complete SQL statement.  Return FALSE if
  ** additional lines of input are needed.  This is similar to the
  ** built-in "info complete" command of Tcl.
  */
  case DB_COMPLETE: {
    Tcl_Obj *pResult;
    int isComplete;
    if( objc!=3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "SQL");
      return TCL_ERROR;
    }
    isComplete = sqlite_complete( Tcl_GetStringFromObj(objv[2], 0) );
    pResult = Tcl_GetObjResult(interp);
    Tcl_SetBooleanObj(pResult, isComplete);
    break;
  }

  /*
  **    $db errorcode
  **
  ** Return the numeric error code that was returned by the most recent
  ** call to sqlite_exec().
  */
  case DB_ERRORCODE: {
    Tcl_SetObjResult(interp, Tcl_NewIntObj(pDb->rc));
    break;
  }
   
  /*
  **    $db eval $sql ?array {  ...code... }?
  **
  ** The SQL statement in $sql is evaluated.  For each row, the values are
  ** placed in elements of the array named "array" and ...code... is executed.
  ** If "array" and "code" are omitted, then no callback is every invoked.
  ** If "array" is an empty string, then the values are placed in variables
  ** that have the same name as the fields extracted by the query.
  */
  case DB_EVAL: {
    CallbackData cbData;
    char *zErrMsg;
    char *zSql;
#ifdef UTF_TRANSLATION_NEEDED
    Tcl_DString dSql;
    int i;
#endif

    if( objc!=5 && objc!=3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "SQL ?ARRAY-NAME CODE?");
      return TCL_ERROR;
    }
    pDb->interp = interp;
    zSql = Tcl_GetStringFromObj(objv[2], 0);
#ifdef UTF_TRANSLATION_NEEDED
    Tcl_DStringInit(&dSql);
    Tcl_UtfToExternalDString(NULL, zSql, -1, &dSql);
    zSql = Tcl_DStringValue(&dSql);
#endif
    Tcl_IncrRefCount(objv[2]);
    if( objc==5 ){
      cbData.interp = interp;
      cbData.once = 1;
      cbData.zArray = Tcl_GetStringFromObj(objv[3], 0);
      cbData.pCode = objv[4];
      cbData.tcl_rc = TCL_OK;
      cbData.nColName = 0;
      cbData.azColName = 0;
      zErrMsg = 0;
      Tcl_IncrRefCount(objv[3]);
      Tcl_IncrRefCount(objv[4]);
      rc = sqlite_exec(pDb->db, zSql, DbEvalCallback, &cbData, &zErrMsg);
      Tcl_DecrRefCount(objv[4]);
      Tcl_DecrRefCount(objv[3]);
      if( cbData.tcl_rc==TCL_BREAK ){ cbData.tcl_rc = TCL_OK; }
    }else{
      Tcl_Obj *pList = Tcl_NewObj();
      cbData.tcl_rc = TCL_OK;
      rc = sqlite_exec(pDb->db, zSql, DbEvalCallback2, pList, &zErrMsg);
      Tcl_SetObjResult(interp, pList);
    }
    pDb->rc = rc;
    if( rc==SQLITE_ABORT ){
      if( zErrMsg ) free(zErrMsg);
      rc = cbData.tcl_rc;
    }else if( zErrMsg ){
      Tcl_SetResult(interp, zErrMsg, TCL_VOLATILE);
      free(zErrMsg);
      rc = TCL_ERROR;
    }else if( rc!=SQLITE_OK ){
      Tcl_AppendResult(interp, sqlite_error_string(rc), 0);
      rc = TCL_ERROR;
    }else{
    }
    Tcl_DecrRefCount(objv[2]);
#ifdef UTF_TRANSLATION_NEEDED
    Tcl_DStringFree(&dSql);
    if( objc==5 && cbData.azColName ){
      for(i=0; i<cbData.nColName; i++){
        if( cbData.azColName[i] ) free(cbData.azColName[i]);
      }
      free(cbData.azColName);
      cbData.azColName = 0;
    }
#endif
    return rc;
  }

  /*
  **     $db function NAME SCRIPT
  **
  ** Create a new SQL function called NAME.  Whenever that function is
  ** called, invoke SCRIPT to evaluate the function.
  */
  case DB_FUNCTION: {
    SqlFunc *pFunc;
    char *zName;
    char *zScript;
    int nScript;
    if( objc!=4 ){
      Tcl_WrongNumArgs(interp, 2, objv, "NAME SCRIPT");
      return TCL_ERROR;
    }
    zName = Tcl_GetStringFromObj(objv[2], 0);
    zScript = Tcl_GetStringFromObj(objv[3], &nScript);
    pFunc = (SqlFunc*)Tcl_Alloc( sizeof(*pFunc) + nScript + 1 );
    if( pFunc==0 ) return TCL_ERROR;
    pFunc->interp = interp;
    pFunc->pNext = pDb->pFunc;
    pFunc->zScript = (char*)&pFunc[1];
    strcpy(pFunc->zScript, zScript);
    sqlite_create_function(pDb->db, zName, -1, tclSqlFunc, pFunc);
    sqlite_function_type(pDb->db, zName, SQLITE_NUMERIC);
    break;
  }

  /*
  **     $db last_insert_rowid 
  **
  ** Return an integer which is the ROWID for the most recent insert.
  */
  case DB_LAST_INSERT_ROWID: {
    Tcl_Obj *pResult;
    int rowid;
    if( objc!=2 ){
      Tcl_WrongNumArgs(interp, 2, objv, "");
      return TCL_ERROR;
    }
    rowid = sqlite_last_insert_rowid(pDb->db);
    pResult = Tcl_GetObjResult(interp);
    Tcl_SetIntObj(pResult, rowid);
    break;
  }

  /*
  **     $db onecolumn SQL
  **
  ** Return a single column from a single row of the given SQL query.
  */
  case DB_ONECOLUMN: {
    char *zSql;
    char *zErrMsg = 0;
    if( objc!=3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "SQL");
      return TCL_ERROR;
    }
    zSql = Tcl_GetStringFromObj(objv[2], 0);
    rc = sqlite_exec(pDb->db, zSql, DbEvalCallback3, interp, &zErrMsg);
    if( rc==SQLITE_ABORT ){
      rc = SQLITE_OK;
    }else if( zErrMsg ){
      Tcl_SetResult(interp, zErrMsg, TCL_VOLATILE);
      free(zErrMsg);
      rc = TCL_ERROR;
    }else if( rc!=SQLITE_OK ){
      Tcl_AppendResult(interp, sqlite_error_string(rc), 0);
      rc = TCL_ERROR;
    }
    break;
  }

  /*
  **     $db rekey KEY
  **
  ** Change the encryption key on the currently open database.
  */
  case DB_REKEY: {
    int nKey;
    void *pKey;
    if( objc!=3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "KEY");
      return TCL_ERROR;
    }
    pKey = Tcl_GetByteArrayFromObj(objv[2], &nKey);
#ifdef SQLITE_HAS_CODEC
    rc = sqlite_rekey(pDb->db, pKey, nKey);
    if( rc ){
      Tcl_AppendResult(interp, sqlite_error_string(rc), 0);
      rc = TCL_ERROR;
    }
#endif
    break;
  }

  /*
  **     $db timeout MILLESECONDS
  **
  ** Delay for the number of milliseconds specified when a file is locked.
  */
  case DB_TIMEOUT: {
    int ms;
    if( objc!=3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "MILLISECONDS");
      return TCL_ERROR;
    }
    if( Tcl_GetIntFromObj(interp, objv[2], &ms) ) return TCL_ERROR;
    sqlite_busy_timeout(pDb->db, ms);
    break;
  }

  /*    $db trace ?CALLBACK?
  **
  ** Make arrangements to invoke the CALLBACK routine for each SQL statement
  ** that is executed.  The text of the SQL is appended to CALLBACK before
  ** it is executed.
  */
  case DB_TRACE: {
    if( objc>3 ){
      Tcl_WrongNumArgs(interp, 2, objv, "?CALLBACK?");
    }else if( objc==2 ){
      if( pDb->zTrace ){
        Tcl_AppendResult(interp, pDb->zTrace, 0);
      }
    }else{
      char *zTrace;
      int len;
      if( pDb->zTrace ){
        Tcl_Free(pDb->zTrace);
      }
      zTrace = Tcl_GetStringFromObj(objv[2], &len);
      if( zTrace && len>0 ){
        pDb->zTrace = Tcl_Alloc( len + 1 );
        strcpy(pDb->zTrace, zTrace);
      }else{
        pDb->zTrace = 0;
      }
      if( pDb->zTrace ){
        pDb->interp = interp;
        sqlite_trace(pDb->db, DbTraceHandler, pDb);
      }else{
        sqlite_trace(pDb->db, 0, 0);
      }
    }
    break;
  }

  } /* End of the SWITCH statement */
  return rc;
}
예제 #5
0
파일: tclThreadTest.c 프로젝트: aosm/tcl
	/* ARGSUSED */
int
Tcl_ThreadObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);
    int option;
    static const char *threadOptions[] = {
	"create", "exit", "id", "join", "names",
	"send", "wait", "errorproc", NULL
    };
    enum options {
	THREAD_CREATE, THREAD_EXIT, THREAD_ID, THREAD_JOIN, THREAD_NAMES,
	THREAD_SEND, THREAD_WAIT, THREAD_ERRORPROC
    };

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "option ?args?");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[1], threadOptions, "option", 0,
	    &option) != TCL_OK) {
	return TCL_ERROR;
    }

    /*
     * Make sure the initial thread is on the list before doing anything.
     */

    if (tsdPtr->interp == NULL) {
	Tcl_MutexLock(&threadMutex);
	tsdPtr->interp = interp;
	ListUpdateInner(tsdPtr);
	Tcl_CreateThreadExitHandler(ThreadExitProc, NULL);
	Tcl_MutexUnlock(&threadMutex);
    }

    switch ((enum options)option) {
    case THREAD_CREATE: {
	char *script;
	int joinable, len;

	if (objc == 2) {
	    /*
	     * Neither joinable nor special script
	     */

	    joinable = 0;
	    script = "testthread wait";		/* Just enter event loop */
	} else if (objc == 3) {
	    /*
	     * Possibly -joinable, then no special script, no joinable, then
	     * its a script.
	     */

	    script = Tcl_GetStringFromObj(objv[2], &len);

	    if ((len > 1) &&
		    (script [0] == '-') && (script [1] == 'j') &&
		    (0 == strncmp (script, "-joinable", (size_t) len))) {
		joinable = 1;
		script = "testthread wait";	/* Just enter event loop */
	    } else {
		/*
		 * Remember the script
		 */

		joinable = 0;
	    }
	} else if (objc == 4) {
	    /*
	     * Definitely a script available, but is the flag -joinable?
	     */

	    script = Tcl_GetStringFromObj(objv[2], &len);

	    joinable = ((len > 1) &&
		    (script [0] == '-') && (script [1] == 'j') &&
		    (0 == strncmp(script, "-joinable", (size_t) len)));

	    script = Tcl_GetString(objv[3]);
	} else {
	    Tcl_WrongNumArgs(interp, 2, objv, "?-joinable? ?script?");
	    return TCL_ERROR;
	}
	return TclCreateThread(interp, script, joinable);
    }
    case THREAD_EXIT:
	if (objc > 2) {
	    Tcl_WrongNumArgs(interp, 2, objv, NULL);
	    return TCL_ERROR;
	}
	ListRemove(NULL);
	Tcl_ExitThread(0);
	return TCL_OK;
    case THREAD_ID:
	if (objc == 2) {
	    Tcl_Obj *idObj = Tcl_NewLongObj((long) Tcl_GetCurrentThread());

	    Tcl_SetObjResult(interp, idObj);
	    return TCL_OK;
	} else {
	    Tcl_WrongNumArgs(interp, 2, objv, NULL);
	    return TCL_ERROR;
	}
    case THREAD_JOIN: {
	long id;
	int result, status;

	if (objc != 3) {
	    Tcl_WrongNumArgs(interp, 2, objv, "id");
	    return TCL_ERROR;
	}
	if (Tcl_GetLongFromObj(interp, objv[2], &id) != TCL_OK) {
	    return TCL_ERROR;
	}

	result = Tcl_JoinThread ((Tcl_ThreadId) id, &status);
	if (result == TCL_OK) {
	    Tcl_SetIntObj (Tcl_GetObjResult (interp), status);
	} else {
	    char buf [20];

	    sprintf(buf, "%ld", id);
	    Tcl_AppendResult(interp, "cannot join thread ", buf, NULL);
	}
	return result;
    }
    case THREAD_NAMES:
	if (objc > 2) {
	    Tcl_WrongNumArgs(interp, 2, objv, NULL);
	    return TCL_ERROR;
	}
	return TclThreadList(interp);
    case THREAD_SEND: {
	long id;
	char *script;
	int wait, arg;

	if ((objc != 4) && (objc != 5)) {
	    Tcl_WrongNumArgs(interp, 2, objv, "?-async? id script");
	    return TCL_ERROR;
	}
	if (objc == 5) {
	    if (strcmp("-async", Tcl_GetString(objv[2])) != 0) {
		Tcl_WrongNumArgs(interp, 2, objv, "?-async? id script");
		return TCL_ERROR;
	    }
	    wait = 0;
	    arg = 3;
	} else {
	    wait = 1;
	    arg = 2;
	}
	if (Tcl_GetLongFromObj(interp, objv[arg], &id) != TCL_OK) {
	    return TCL_ERROR;
	}
	arg++;
	script = Tcl_GetString(objv[arg]);
	return TclThreadSend(interp, (Tcl_ThreadId) id, script, wait);
    }
    case THREAD_ERRORPROC: {
	/*
	 * Arrange for this proc to handle thread death errors.
	 */

	char *proc;

	if (objc != 3) {
	    Tcl_WrongNumArgs(interp, 2, objv, "proc");
	    return TCL_ERROR;
	}
	Tcl_MutexLock(&threadMutex);
	errorThreadId = Tcl_GetCurrentThread();
	if (errorProcString) {
	    ckfree(errorProcString);
	}
	proc = Tcl_GetString(objv[2]);
	errorProcString = ckalloc(strlen(proc)+1);
	strcpy(errorProcString, proc);
	Tcl_MutexUnlock(&threadMutex);
	return TCL_OK;
    }
    case THREAD_WAIT:
	while (1) {
	    (void) Tcl_DoOneEvent(TCL_ALL_EVENTS);
	}
    }
    return TCL_OK;
}
예제 #6
0
static int
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;
    const char *index, *subCmd, *string;

    if (objc < 3) {
	wrongNumArgs:
	Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?");
	return TCL_ERROR;
    }

    index = Tcl_GetString(objv[2]);
    if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) {
	return TCL_ERROR;
    }

    subCmd = Tcl_GetString(objv[1]);
    if (strcmp(subCmd, "set") == 0) {
	if (objc != 4) {
	    goto wrongNumArgs;
	}
	string = Tcl_GetString(objv[3]);
	if (Tcl_GetInt(interp, string, &i) != TCL_OK) {
	    return TCL_ERROR;
	}
	intValue = i;

	/*
	 * 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_SetIntObj(varPtr[varIndex], intValue);
	} else {
	    SetVarToObj(varIndex, Tcl_NewIntObj(intValue));
	}
	Tcl_SetObjResult(interp, varPtr[varIndex]);
    } else if (strcmp(subCmd, "set2") == 0) { /* doesn't set result */
	if (objc != 4) {
	    goto wrongNumArgs;
	}
	string = Tcl_GetString(objv[3]);
	if (Tcl_GetInt(interp, string, &i) != TCL_OK) {
	    return TCL_ERROR;
	}
	intValue = i;
	if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetIntObj(varPtr[varIndex], intValue);
	} else {
	    SetVarToObj(varIndex, Tcl_NewIntObj(intValue));
	}
    } else if (strcmp(subCmd, "setlong") == 0) {
	if (objc != 4) {
	    goto wrongNumArgs;
	}
	string = Tcl_GetString(objv[3]);
	if (Tcl_GetInt(interp, string, &i) != TCL_OK) {
	    return TCL_ERROR;
	}
	intValue = i;
	if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetLongObj(varPtr[varIndex], intValue);
	} else {
	    SetVarToObj(varIndex, Tcl_NewLongObj(intValue));
	}
	Tcl_SetObjResult(interp, varPtr[varIndex]);
    } else if (strcmp(subCmd, "setmaxlong") == 0) {
	long maxLong = LONG_MAX;
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetLongObj(varPtr[varIndex], maxLong);
	} else {
	    SetVarToObj(varIndex, Tcl_NewLongObj(maxLong));
	}
    } else if (strcmp(subCmd, "ismaxlong") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (CheckIfVarUnset(interp, 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);
    } else if (strcmp(subCmd, "get") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (CheckIfVarUnset(interp, varIndex)) {
	    return TCL_ERROR;
	}
	Tcl_SetObjResult(interp, varPtr[varIndex]);
    } else if (strcmp(subCmd, "get2") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (CheckIfVarUnset(interp, 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 (objc != 3) {
	    goto wrongNumArgs;
	}
#if (INT_MAX == LONG_MAX)   /* int is same size as long int */
	Tcl_AppendToObj(Tcl_GetObjResult(interp), "1", -1);
#else
	if ((varPtr[varIndex] != NULL) && !Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetLongObj(varPtr[varIndex], LONG_MAX);
	} else {
	    SetVarToObj(varIndex, Tcl_NewLongObj(LONG_MAX));
	}
	if (Tcl_GetIntFromObj(interp, varPtr[varIndex], &i) != TCL_OK) {
	    Tcl_ResetResult(interp);
	    Tcl_AppendToObj(Tcl_GetObjResult(interp), "1", -1);
	    return TCL_OK;
	}
	Tcl_AppendToObj(Tcl_GetObjResult(interp), "0", -1);
#endif
    } else if (strcmp(subCmd, "mult10") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (CheckIfVarUnset(interp, varIndex)) {
	    return TCL_ERROR;
	}
	if (Tcl_GetIntFromObj(interp, varPtr[varIndex],
		&intValue) != TCL_OK) {
	    return TCL_ERROR;
	}
	if (!Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetIntObj(varPtr[varIndex], intValue * 10);
	} else {
	    SetVarToObj(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)) {
	    return TCL_ERROR;
	}
	if (Tcl_GetIntFromObj(interp, varPtr[varIndex],
		&intValue) != TCL_OK) {
	    return TCL_ERROR;
	}
	if (!Tcl_IsShared(varPtr[varIndex])) {
	    Tcl_SetIntObj(varPtr[varIndex], intValue / 10);
	} else {
	    SetVarToObj(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", NULL);
	return TCL_ERROR;
    }
    return TCL_OK;
}
예제 #7
0
static int
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;
    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.
	 */

	if (Tcl_GetIntFromObj(interp, objv[2], &index2) != TCL_OK) {
	    return TCL_ERROR;
	}

	Tcl_GetIndexFromObj(NULL, objv[1], tablePtr, "token", 0, &index);
	indexRep = (struct IndexRep *) objv[1]->internalRep.otherValuePtr;
	indexRep->index = index2;
	result = Tcl_GetIndexFromObj(NULL, objv[1],
		tablePtr, "token", 0, &index);
	if (result == TCL_OK) {
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), index);
	}
	return result;
    }

    if (objc < 5) {
	Tcl_AppendToObj(Tcl_GetObjResult(interp), "wrong # args", -1);
	return TCL_ERROR;
    }

    if (Tcl_GetBooleanFromObj(interp, objv[1], &setError) != TCL_OK) {
	return TCL_ERROR;
    }
    if (Tcl_GetBooleanFromObj(interp, objv[2], &allowAbbrev) != TCL_OK) {
	return TCL_ERROR;
    }

    argv = (const char **) ckalloc((unsigned) ((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.
     */

    if (objv[3]->typePtr != NULL
	    && !strcmp("index", objv[3]->typePtr->name)) {
	indexRep = (struct IndexRep *) objv[3]->internalRep.otherValuePtr;
	if (indexRep->tablePtr == (void *) argv) {
	    objv[3]->typePtr->freeIntRepProc(objv[3]);
	    objv[3]->typePtr = NULL;
	}
    }

    result = Tcl_GetIndexFromObj((setError? interp : NULL), objv[3],
	    argv, "token", (allowAbbrev? 0 : TCL_EXACT), &index);
    ckfree((char *) argv);
    if (result == TCL_OK) {
	Tcl_SetIntObj(Tcl_GetObjResult(interp), index);
    }
    return result;
}
예제 #8
0
static int
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
    const char *index, *string, *strings[MAX_STRINGS+1];
    TestString *strPtr;
    static const char *const options[] = {
	"append", "appendstrings", "get", "get2", "length", "length2",
	"set", "set2", "setlength", "maxchars", "getunicode",
	"appendself", "appendself2", NULL
    };

    if (objc < 3) {
	wrongNumArgs:
	Tcl_WrongNumArgs(interp, 1, objv, "option arg ?arg ...?");
	return TCL_ERROR;
    }

    index = Tcl_GetString(objv[2]);
    if (GetVariableIndex(interp, index, &varIndex) != TCL_OK) {
	return TCL_ERROR;
    }

    if (Tcl_GetIndexFromObj(interp, objv[1], options, "option", 0, &option)
	    != TCL_OK) {
	return TCL_ERROR;
    }
    switch (option) {
	case 0:				/* append */
	    if (objc != 5) {
		goto wrongNumArgs;
	    }
	    if (Tcl_GetIntFromObj(interp, objv[4], &length) != TCL_OK) {
		return TCL_ERROR;
	    }
	    if (varPtr[varIndex] == NULL) {
		SetVarToObj(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(varIndex, Tcl_DuplicateObj(varPtr[varIndex]));
	    }
	    string = Tcl_GetString(objv[3]);
	    Tcl_AppendToObj(varPtr[varIndex], string, length);
	    Tcl_SetObjResult(interp, varPtr[varIndex]);
	    break;
	case 1:				/* appendstrings */
	    if (objc > (MAX_STRINGS+3)) {
		goto wrongNumArgs;
	    }
	    if (varPtr[varIndex] == NULL) {
		SetVarToObj(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(varIndex, Tcl_DuplicateObj(varPtr[varIndex]));
	    }
	    for (i = 3;  i < objc;  i++) {
		strings[i-3] = Tcl_GetString(objv[i]);
	    }
	    for ( ; i < 12 + 3; i++) {
		strings[i - 3] = NULL;
	    }
	    Tcl_AppendStringsToObj(varPtr[varIndex], strings[0], strings[1],
		    strings[2], strings[3], strings[4], strings[5],
		    strings[6], strings[7], strings[8], strings[9],
		    strings[10], strings[11]);
	    Tcl_SetObjResult(interp, varPtr[varIndex]);
	    break;
	case 2:				/* get */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (CheckIfVarUnset(interp, varIndex)) {
		return TCL_ERROR;
	    }
	    Tcl_SetObjResult(interp, varPtr[varIndex]);
	    break;
	case 3:				/* get2 */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (CheckIfVarUnset(interp, varIndex)) {
		return TCL_ERROR;
	    }
	    string = Tcl_GetString(varPtr[varIndex]);
	    Tcl_AppendToObj(Tcl_GetObjResult(interp), string, -1);
	    break;
	case 4:				/* length */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), (varPtr[varIndex] != NULL)
		    ? varPtr[varIndex]->length : -1);
	    break;
	case 5:				/* length2 */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (varPtr[varIndex] != NULL) {
		Tcl_ConvertToType(NULL, varPtr[varIndex],
			Tcl_GetObjType("string"));
		strPtr = (TestString *)
		    (varPtr[varIndex])->internalRep.otherValuePtr;
		length = (int) strPtr->allocated;
	    } else {
		length = -1;
	    }
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), length);
	    break;
	case 6:				/* set */
	    if (objc != 4) {
		goto wrongNumArgs;
	    }

	    /*
	     * 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".
	     */

	    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));
	    }
	    Tcl_SetObjResult(interp, varPtr[varIndex]);
	    break;
	case 7:				/* set2 */
	    if (objc != 4) {
		goto wrongNumArgs;
	    }
	    SetVarToObj(varIndex, objv[3]);
	    break;
	case 8:				/* setlength */
	    if (objc != 4) {
		goto wrongNumArgs;
	    }
	    if (Tcl_GetIntFromObj(interp, objv[3], &length) != TCL_OK) {
		return TCL_ERROR;
	    }
	    if (varPtr[varIndex] != NULL) {
		Tcl_SetObjLength(varPtr[varIndex], length);
	    }
	    break;
	case 9:				/* maxchars */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (varPtr[varIndex] != NULL) {
		Tcl_ConvertToType(NULL, varPtr[varIndex],
			Tcl_GetObjType("string"));
		strPtr = (TestString *)
		    (varPtr[varIndex])->internalRep.otherValuePtr;
		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(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(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(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(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;
}
예제 #9
0
파일: bindings.c 프로젝트: brltty/brltty
static void
setIntResult (Tcl_Interp *interp, int value) {
  Tcl_SetIntObj(Tcl_GetObjResult(interp), value);
}