mywindow.cpp

將Verilog設計轉成VHDL設計的程式

#include "mywindow.h"
#include <qapplication.h>
#include <qstring.h>
#include <qfiledialog.h>
#include <qfile.h>
#include <qtextstream.h>
#include <string.h>
#include <stdlib.h>
#include <stddef.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "mydebug.h"

MyWindow::MyWindow(QWidget *parent, const char *name ) : QWidget(parent,name)
{
	setMinimumSize(380,200);
	quit = new QPushButton( "Quit", this, "quit" );
	connect( quit, SIGNAL(clicked()), qApp, SLOT(quit()) );
	open = new QPushButton( "Open", this, "open" );
	connect( open, SIGNAL(clicked()), this, SLOT(_open()) );
	toVHDL = new QPushButton( "toVHDL", this, "toVHDL" );
	connect( toVHDL, SIGNAL(clicked()), this, SLOT(_toVHDL()) );
	debug = new QPushButton( "Debug", this, "debug" );
	connect( debug, SIGNAL(clicked()), this, SLOT(_debug()) );
	toVHDL->setEnabled(FALSE);
	debug->setEnabled(FALSE);
	verilog= new QMultiLineEdit(this,"verilog");
	verilog->setReadOnly(TRUE);	
	vhdl= new QMultiLineEdit(this,"vhdl");
	connect( vhdl, SIGNAL(textChanged()), this, SLOT(_textChanged()) );
}

MyWindow::~MyWindow()
{
}

void MyWindow::resizeEvent( QResizeEvent * )
{
	int w=width();
	quit->setGeometry( w-80,10, 70, 30 );
	verilog->setGeometry(5,45,w/2-10,height()-50);
	vhdl->setGeometry(w/2+5,45,w/2-10,height()-50);
}

void MyWindow::init()
{
	int w=width();
	open->setGeometry(10,10,70,30);
	toVHDL->setGeometry(90,10,70,30);
	debug->setGeometry(170,10,70,30);
	quit->setGeometry( w-80,10, 70, 30 );
	verilog->setGeometry(5,45,w/2-10,height()-50);
	vhdl->setGeometry(w/2+5,45,w/2-10,height()-50);
}

void MyWindow::onOpen()
{
	QString fileName = QFileDialog::getOpenFileName();
	if (!fileName.isNull());
}

void MyWindow::_open()
{
	QString fileName = QFileDialog::getOpenFileName();
	if (fileName.isNull())return;
	v_file=(char*)calloc(fileName.length()+1,sizeof(char));
	strcpy(v_file,(const char*)fileName);
	verilog->setAutoUpdate( FALSE );
	verilog->clear();
	
	/*FILE *f=fopen(v_file,"r");
	char buf[500];
	int read=500;
	while(read==500)
	{
		read=fread(buf,sizeof(char),500,f);
		buf[read]='\0';
		verilog->append(buf);
	}
	fclose(f);
	*/
	
	QFile f( fileName );
	if ( !f.open( IO_ReadOnly ) )
		return;
	QTextStream t(&f);
	while ( !t.eof() ) {
		QString s = t.readLine();
		verilog->append( s );
	}
	f.close();
	verilog->setAutoUpdate( TRUE );
	verilog->repaint();
	toVHDL->setEnabled(TRUE);
	toVHDL->setText("toVHDL");
}

void MyWindow::_toVHDL()
{
	if(strcasecmp(toVHDL->text(),"toVHDL")==0){
 	QString fileName = QFileDialog::getSaveFileName();
	if (fileName.isNull())return;
	o_file=(char*)calloc(fileName.length()+1,sizeof(char));
	strcpy(o_file,(const char*)fileName);
	
	//fprintf(stderr,"unu\n%s , %s",v_file,o_file);
	
	//un core dump de toata frumusetea
	//execute(v_file,o_file,"debug.v2vhdl");
	
	//fprintf(stderr,"doi\n");
	
	int status;
	pid_t pid;

	pid = fork ();
	if (pid == 0)
	{
	/* This is the child process. */
		execl ("../../parser/lexp", "../../parser/lexp", v_file, o_file, NULL);
		_exit (EXIT_FAILURE);
	}
	else if (pid < 0)
	/* The fork failed.  Report failure.  */
		status = -1;
	else
	/* This is the parent process.  Wait for the child to complete.  */
		if (waitpid (pid, &status, 0) != pid)
			status = -1;

	
	vhdl->setAutoUpdate( FALSE );
	vhdl->clear();
	
	QFile f( fileName );
	if ( !f.open( IO_ReadOnly ) )
		return;
	QTextStream t(&f);
	while ( !t.eof() ) {
		QString s = t.readLine();
		vhdl->append( s );
	}
	f.close();
	vhdl->setAutoUpdate( TRUE );
	vhdl->repaint();
	toVHDL->setText("toVHDL");
	debug->setEnabled(TRUE);
	}
	else if(strcasecmp(toVHDL->text(),"Save")==0){
		QString text=vhdl->text();
		FILE *fp;
		if (text.isNull())return;
		fp=fopen(o_file,"w");
		fwrite((const char*)text,text.length(),sizeof(char),fp);
		fclose(fp);
		toVHDL->setText("Saved");
	}
}

void MyWindow::_textChanged()
{
	toVHDL->setText("Save");
}

void MyWindow::_debug()
{
	MyDebug *_w=new MyDebug(NULL,"debug window");
	_w->show();
}