#include <stdio.h>
#include "report.h"

void main()
{
  #ifdef CHECK_REPORT
    report("This is 
          good");
    reports("This is also 
            good")
  #endif

  #if defined (REPORT_ENABLE)
    report("This is not good");
  #endif

  printf("The execution is completed\n");
}

##</code><code>##

#include <stdio.h>
#include "report.h"

void main()
{

  #ifdef CHECK_REPORT
  #endif

  #if defined (REPORT_ENABLE)
  #endif

  printf("The execution is completed\n");
}

##</code><code>##

  $/ = undef;  
  $_ = <file1>;
  s#\breport[s]?.*? \)\;|("[^"].*?")#defined $1 ? $1 :""#gsiex;
  print $_

##</code><code>##

  s# .* report [s]? .* ; .* ##sx;