sed 's|^\s*\#\s*include\b|// {text}|g' file.ii > file1.ii

sed 's/\#include*/ /g' file.ii > file1.ii

<?php

 

// Command line processing

 

const UNLIMITED = 1000000000;

 

$parse_include = true;

$save_info = false;

$max_empty_lines = UNLIMITED;

 

if ($argc < 3) {

  echo "php parse_ii <infile.ii> <outfile.ii> [/x] [/l] [/0../4] <filename1> [filename2]...\n";

  echo "/x - exclude specified files (filename1, filename2...), otherwise include only them\n";

  echo "/i - save line info (numbers and filenames)\n";

  echo "/0../4 - delete more than 0 (all), 1, 2, 3 or 4 consecutive empty lines\n";

  exit(1);

}

 

$infile = '';

$outfile = '';

$filelist = [];

 

for ($i = 1; $i < $argc; ++$i) {

  $s = trim($argv[$i]);

  switch (strtolower($s)) {

    case '/x':

      $parse_include = false;

      break;

    case '/i':

      $save_info = true;

      break;

    case '/0':

    case '/1':

    case '/2':

    case '/3':

    case '/4':

      $max_empty_lines = (int)substr($s, 1, 1);

      break;

    default:

      if (substr($s, 0, 1) == '/') {

        echo "Unknown option: $s\n";

      } else {

        if ($infile === '') { $infile = $s; }

        else if ($outfile === '') { $outfile = $s; }

        else if ($s !== '') { array_push($filelist, strtolower($s)); }

      }

  }

}

 

if (count($filelist) == 0) {

  echo 'No files to '.['exclude', 'include'][$parse_include]." are specified!\n";

  exit(1);

}

 

echo "Source filename: $infile\n";

echo "Output filename: $outfile\n";

echo 'Parse type: '.['exclude', 'include'][$parse_include].' ('.implode(', ', $filelist).")\n";

echo 'Save line info: '.['no', 'yes'][$save_info]."\n";

echo 'Max empty lines: '.($max_empty_lines < UNLIMITED ? $max_empty_lines : 'unlimited')."\n\n";

 

// File read

 

echo "Reading file...\n";

 

if (!file_exists($infile)) {

  echo "Input file $infile is not found!\n";

  exit(1);

}

 

// File processing

 

echo "Processing lines...\n";

 

$output = [];

$include = !$parse_include;

$total_lines = 0;

$written_lines = 0;

$empty_count = 0;

 

foreach (file($infile) as $s) {

  preg_match('/^#\s*\d+\s+(?:"(?:.+\\)?(.+)"|(?:\S+\\)?(\S+))/', trim($s), $result);

  if (count($result) > 1) {

    $found = in_array(strtolower(end($result)), $filelist);

    $include = ($found == $parse_include);

    if ($save_info && $include) {

      array_push($output, $s);

      ++$written_lines;

      $empty_count = 0;

    }

  } else {

    if ($include) {

      if (trim($s) === '') { ++$empty_count; } else { $empty_count = 0; }

      if ($empty_count <= $max_empty_lines) {

        array_push($output, $s);

        ++$written_lines;

      }

    }

  }

  ++$total_lines;

}

 

// File write

 

echo "Writting file...\n";

 

$file = fopen($outfile, 'w');

fwrite($file, implode($output));

fclose($file);

 

echo "Successfully written $written_lines lines out of $total_lines (".((int)($written_lines/$total_lines*10000)/100)."%)\n"

 

?>

#include <iostream>

using namespace std;

 

#define RETURN return 0

 

int main() {

    cout << "Hello, world!" << endl;

    RETURN;

}