JShellParser.cc File Reference

Auxiliary program to interface JPARSER::JParser to command line of shell scripts. More...

#include <iostream>
#include <iomanip>
#include <string>
#include <cstring>
#include <list>
#include "JLang/JNullType.hh"
#include "JLang/JEquation.hh"
#include "JLang/JEquationFacet.hh"
#include "JLang/JException.hh"
#include "JLang/JRedirectStream.hh"
#include "JLang/JLangToolkit.hh"
#include "JSystem/JSystemToolkit.hh"
#include "Jeep/JParser.hh"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

Detailed Description

Auxiliary program to interface JPARSER::JParser to command line of shell scripts.

Syntax:

  eval `JShellParser -o "-a <environment variable> [= <default value>[, <possible value>]]" -- $*`

Definition in file JShellParser.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv )

Definition at line 452 of file JShellParser.cc.

{
  using namespace std;
  using namespace JPP;
  
  try {
 
    JEnvironment<bool>   boolean;
    JEnvironment<string> regular;
 
    JParser<> zap;
 
    zap['b'] = make_field(boolean) = JPARSER::initialised();
    zap['o'] = make_field(regular) = JPARSER::initialised();
 
    const JArgs options = zap(argc, argv);
 
    JShellParser<> buffer;
 
    buffer.join(boolean);
    buffer.join(regular);
 
    buffer(options);
 
    boolean.evaluate();
    regular.evaluate();
  }
  catch(const exception& error) {
    return gexit(2, error.what());
  }
}