view anagram/vaclgui/openfile.cpp @ 21:1c9dac05d040

Add lint-style FALLTHROUGH annotations to fallthrough cases. (in the parse engine and thus the output code) Document this, because the old output causes warnings with gcc10.
author David A. Holland
date Mon, 13 Jun 2022 00:04:38 -0400
parents 13d2b8934445
children
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/*
 * AnaGram, A System for Syntax Directed Programming
 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
 * See the file COPYING for license and usage terms.
 *
 * openfile.cpp
 */

#include <icritsec.hpp>

#include "data.h"
#include "error.h"
#include "openfile.hpp"
#include "operations.h"
#include "vaclgui.hpp"

//#define INCLUDE_LOGGING
#include "log.h"


int analyzeThreadActive = 0;

/***********************************************************/
/* Overriding run() method for the file open thread        */
/* function class.  This function is called implicitly     */
/* when a thread to open a file is dispatched.             */
/***********************************************************/
void AnalyzeGrammarFn::run() {
  LOGSECTION("Analyzing input file");
  LOGV((int) &IThread::current());
  IThread::current().setVariable("Error Message", "");
  try {
    {
      ICritSec cookie;
      analyzeThreadActive = 1;
    }
    errorList.reset();
    analyzeGrammar(inputFile.text, 1 /* has GUI */);
    LOGS("Normal return from analyzeGrammar");
  }
  catch(IException &ie) {
    LOGSECTION("catch(IException &)");
    LOGV(ie.text());
    IThread::current().setVariable("Error Message", ie.text());
  }
  catch(Problem &p) {
    LOGSECTION("catch(Problem &)");
    LOGV(p.msg);
    IThread::current().setVariable("Error Message", p.msg);
  }
  ICritSec cookie;
  analyzeThreadActive = 0;
}

void BuildParserFn::run() {
  LOGSECTION("BuildParserFn::run");
  try {
    {
      ICritSec cookie;
      analyzeThreadActive = 1;
    }
    if (syntax_state != syntax_analyzed) {
      errorList.reset();
      analyzeGrammar(inputFile.text, 1 /* has GUI, will travel */);
    }
    buildParser();
    LOGS("returned from buildParser");
  }
  catch(IException &ie) {
    LOGV(ie.text());
    IThread::current().setVariable("Error Message", ie.text());
  }
  catch(Problem &p) {
    LOGV(p.msg);
    IThread::current().setVariable("Error Message", p.msg);
  }
  ICritSec cookie;
  analyzeThreadActive = 0;
  LOGS("Ready to exit");
}