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/*
* This file is part of din.
*
* din is copyright (c) 2006 - 2012 S Jagannathan <jag@dinisnoise.org>
* For more information, please visit http://dinisnoise.org
*
* din is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* din is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with din. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "tokenizer.h"
#include "command.h"
#include "tcl_interp.h"
#include "ansi_color_codes.h"
#include <iostream>
#include <stdlib.h>
#include <stdint.h>
using namespace std;
extern cmdlist cmdlst;
void add_commands (Tcl_Interp* ti);
int tcl_run (ClientData cd, Tcl_Interp* ti, int objc, Tcl_Obj* CONST objv[]) {
command* cmdp = cmdlst.cmds [(intptr_t)cd];
if (cmdp) {
cmdlst.result = "";
vector<string> args;
for (int i = 1; i < objc; ++i) args.push_back (Tcl_GetString(objv[i]));
tokenizer tz (args);
cmdp->operator() (tz);
/*Tcl_Obj* obj = Tcl_NewStringObj (cmdlst.result.c_str(), -1);
Tcl_SetObjResult (ti, obj);*/
Tcl_SetResult (ti, (char *) cmdlst.result.c_str(), TCL_STATIC);
}
return 0;
}
tcl_interp::tcl_interp () {
cout << DOING << "*** creating Tcl interpreter ***" << ENDL;
interp = Tcl_CreateInterp ();
if (!interp) {
cout << FAIL << "!!! Could not create Tcl interpreter !!!" << ENDL;
exit (1);
}
Tcl_Init (interp);
add_commands (interp);
extern double MIDI_BPM, TAP_BPM, TIME_NOW, VOLUME;
Tcl_LinkVar (interp, "midibpm", (char *) &MIDI_BPM, TCL_LINK_DOUBLE);
Tcl_LinkVar (interp, "tapbpm", (char *) &TAP_BPM, TCL_LINK_DOUBLE);
Tcl_LinkVar (interp, "timenow", (char *) &TIME_NOW, TCL_LINK_DOUBLE);
Tcl_LinkVar (interp, "volume", (char *) &VOLUME, TCL_LINK_DOUBLE);
cout << PASS << "+++ created Tcl interpreter +++" << ENDL;
}
tcl_interp& tcl_interp::operator () (const string& cmd) {
Tcl_Obj* script = Tcl_NewStringObj (cmd.c_str(), -1);
Tcl_IncrRefCount (script);
Tcl_EvalObjEx (interp, script, 0);
Tcl_DecrRefCount (script);
result = Tcl_GetStringResult (interp);
return *this;
}
tcl_interp::~tcl_interp () {
if (interp) {
Tcl_UnlinkVar (interp, "midibpm");
Tcl_UnlinkVar (interp, "tapbpm");
Tcl_UnlinkVar (interp, "timenow");
Tcl_UnlinkVar (interp, "volume");
Tcl_DeleteInterp (interp);
}
}
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