stripccomments.c

/*
stripcomments - a simple program to remove C comments.

This is part of SLOCCount, a toolsuite that counts source lines of code (SLOC).
Copyright (C) 2001-2004 David A. Wheeler.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

To contact David A. Wheeler, see his website at:
 http://www.dwheeler.com.


*/

#include <stdio.h>

int peek() {
 int c = getchar();
 ungetc(c, stdin);
 return c;
}

main() {
 int c;
 int incomment = 0;

 while ( (c = getchar()) != EOF) {
    if (!incomment) {
      if ((c == '/') && (peek() == '*')) {incomment=1;}
    } else {
      if ((c == '*') && (peek() == '/')) {
           c= getchar(); c=getchar(); incomment=0;
      }
    }
    if ((c != EOF) && !incomment) {putchar(c);}
 }
}