prettypr.cpp

来自「自己写的关于编译原理的实验报告的源代码」· C++ 代码 · 共 51 行

//**********************************************************
//   PRETTYPR.CPP
//   Coco/R C++ Taste Example.
//   Adapted to C++ by Frankie Arzu <[e-mail]>
//      from Moessenboeck's (1990) Oberon example
//
//   May 24, 1996  Version 1.06
//   Oct 11, 1997  Version 1.07 (No change)
//   Mar 31, 1998  Version 1.08 (No change)
//**********************************************************

#include "prettypr.hpp"
#include <stdio.h>

static int Indentation = 0;

void Append (char String[])
{  
  printf("%s",String);
}

void NewLine()
{
  int i = 1;
  printf("\n");
  while (i <= Indentation) { printf(" "); i++; }
}

void IndentNextLine()
{ 
  Indentation += 2;
  NewLine();
}

void ExdentNextLine()
{  
  Indentation -= 2;
  NewLine();
}

void Indent()
{ 
  Indentation += 2;
}

void Exdent()
{ 
  Indentation -= 2;
}