This patch fixes a possible denial of service attack that could 
result in httpd processes using a large amount of CPU on your
system when requests with many '/'s are made.

Index: util.c
===================================================================
RCS file: /export/home/cvs/apachen/src/main/util.c,v
retrieving revision 1.79
retrieving revision 1.80
diff -c -r1.79 -r1.80
*** util.c	1997/12/30 15:10:49	1.79
--- util.c	1997/12/30 19:03:18	1.80
***************
*** 366,379 ****
  
  API_EXPORT(void) no2slash(char *name)
  {
!     register int x, y;
  
!     for (x = 0; name[x];)
! 	if (x && (name[x - 1] == '/') && (name[x] == '/'))
! 	    for (y = x + 1; name[y - 1]; y++)
! 		name[y - 1] = name[y];
! 	else
! 	    x++;
  }
  
  
--- 366,385 ----
  
  API_EXPORT(void) no2slash(char *name)
  {
!     char *d, *s;
  
!     s = d = name;
!     while (*s) {
! 	if ((*d++ = *s) == '/') {
! 	    do {
! 		++s;
! 	    } while (*s == '/');
! 	}
! 	else {
! 	    ++s;
! 	}
!     }
!     *d = '\0';
  }