More moves for Tool Packages
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1676 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
134
Tools/CCode/Source/Pccts/h/PBlackBox.h
Normal file
134
Tools/CCode/Source/Pccts/h/PBlackBox.h
Normal file
@@ -0,0 +1,134 @@
|
||||
#ifndef PBLACKBOX_H
|
||||
#define PBLACKBOX_H
|
||||
|
||||
/*
|
||||
* SOFTWARE RIGHTS
|
||||
*
|
||||
* We reserve no LEGAL rights to the Purdue Compiler Construction Tool
|
||||
* Set (PCCTS) -- PCCTS is in the public domain. An individual or
|
||||
* company may do whatever they wish with source code distributed with
|
||||
* PCCTS or the code generated by PCCTS, including the incorporation of
|
||||
* PCCTS, or its output, into commerical software.
|
||||
*
|
||||
* We encourage users to develop software with PCCTS. However, we do ask
|
||||
* that credit is given to us for developing PCCTS. By "credit",
|
||||
* we mean that if you incorporate our source code into one of your
|
||||
* programs (commercial product, research project, or otherwise) that you
|
||||
* acknowledge this fact somewhere in the documentation, research report,
|
||||
* etc... If you like PCCTS and have developed a nice tool with the
|
||||
* output, please mention that you developed it using PCCTS. In
|
||||
* addition, we ask that this header remain intact in our source code.
|
||||
* As long as these guidelines are kept, we expect to continue enhancing
|
||||
* this system and expect to make other tools available as they are
|
||||
* completed.
|
||||
*
|
||||
* ANTLR 1.33
|
||||
* Terence Parr
|
||||
* Parr Research Corporation
|
||||
* with Purdue University and AHPCRC, University of Minnesota
|
||||
* 1989-2000
|
||||
*/
|
||||
|
||||
/* Completely rewritten by Chris Uzdavinis (chris@atdesk.com) for MR23 */
|
||||
|
||||
#include "pcctscfg.h"
|
||||
|
||||
#include "pccts_iostream.h"
|
||||
|
||||
PCCTS_NAMESPACE_STD
|
||||
|
||||
// MR20 Added #include for "DLexerBase.h"
|
||||
|
||||
#include "DLexerBase.h"
|
||||
|
||||
//
|
||||
// The default buffer size of the lexer is given by the
|
||||
// second argument of the lexer's ctor. It is optional
|
||||
// and defaults to 2000
|
||||
//
|
||||
|
||||
template<class Lexer, class Parser, class Token>
|
||||
class DllExportPCCTS ParserBlackBox {
|
||||
private:
|
||||
// no copy construction allowed
|
||||
ParserBlackBox(ParserBlackBox const &);
|
||||
|
||||
// no copy assignment allowed
|
||||
ParserBlackBox & operator=(ParserBlackBox const &);
|
||||
|
||||
protected:
|
||||
DLGFileInput *in;
|
||||
Lexer *scan;
|
||||
_ANTLRTokenPtr tok;
|
||||
ANTLRTokenBuffer *pipe;
|
||||
Parser *_parser;
|
||||
FILE *file;
|
||||
int openByBlackBox; /* MR21 Don't close what we haven't opened */
|
||||
public:
|
||||
|
||||
ParserBlackBox(FILE *f)
|
||||
: in(0)
|
||||
, scan(0)
|
||||
, tok(0)
|
||||
, pipe(0)
|
||||
, _parser(0)
|
||||
, file(0)
|
||||
, openByBlackBox(0)
|
||||
{
|
||||
if (f == NULL)
|
||||
{
|
||||
cerr << "invalid file pointer\n";
|
||||
}
|
||||
else
|
||||
{
|
||||
openByBlackBox = 0; /* MR21a */
|
||||
file = f;
|
||||
in = new DLGFileInput(f);
|
||||
scan = new Lexer(in);
|
||||
pipe = new ANTLRTokenBuffer(scan);
|
||||
tok = new Token;
|
||||
scan->setToken(tok);
|
||||
_parser = new Parser(pipe);
|
||||
_parser->init();
|
||||
}
|
||||
}
|
||||
ParserBlackBox(char *fname)
|
||||
: in(0)
|
||||
, scan(0)
|
||||
, tok(0)
|
||||
, pipe(0)
|
||||
, _parser(0)
|
||||
, file(0)
|
||||
, openByBlackBox(0)
|
||||
{
|
||||
FILE *f = fopen(fname, "r");
|
||||
if ( f==NULL ) {
|
||||
openByBlackBox = 0;
|
||||
cerr << "cannot open " << fname << "\n"; return;
|
||||
}
|
||||
else {
|
||||
openByBlackBox = 1;
|
||||
file = f;
|
||||
in = new DLGFileInput(f);
|
||||
scan = new Lexer(in);
|
||||
pipe = new ANTLRTokenBuffer(scan);
|
||||
tok = new Token;
|
||||
scan->setToken(tok);
|
||||
_parser = new Parser(pipe);
|
||||
_parser->init();
|
||||
}
|
||||
}
|
||||
|
||||
~ParserBlackBox()
|
||||
{
|
||||
delete in; delete scan; delete pipe; delete _parser; delete tok;
|
||||
if (1 == openByBlackBox) {
|
||||
fclose(file);
|
||||
}
|
||||
}
|
||||
|
||||
Parser *parser() { return _parser; }
|
||||
Lexer *getLexer() { return scan; }
|
||||
};
|
||||
|
||||
#endif
|
Reference in New Issue
Block a user