4.3BSD - /usr/src/lib/libc/compat-sys5/strcpyn.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #if defined(LIBC_SCCS) && !defined(lint)
   8: static char sccsid[] = "@(#)strcpyn.c	4.3 (Berkeley) 3/9/86";
   9: #endif LIBC_SCCS and not lint
  10: 
  11: /*
  12:  * Copy s2 to s1, truncating or null-padding to always copy n bytes
  13:  * return s1
  14:  */
  15: 
  16: char *
  17: strcpyn(s1, s2, n)
  18: register char *s1, *s2;
  19: {
  20:     register i;
  21:     register char *os1;
  22: 
  23:     os1 = s1;
  24:     for (i = 0; i < n; i++)
  25:         if ((*s1++ = *s2++) == '\0') {
  26:             while (++i < n)
  27:                 *s1++ = '\0';
  28:             return(os1);
  29:         }
  30:     return(os1);
  31: }

Defined functions

Defined variables