newlib/libc/argz/argz_stringify.c

   1 /* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
   2  *
   3  * Permission to use, copy, modify, and distribute this software
   4  * is freely granted, provided that this notice is preserved.
   5  */
   6
   7 #include <_ansi.h>
   8 #include <argz.h>
   9 #include <stddef.h>
  10 #include <sys/types.h>
  11
  12 void
  13 argz_stringify (char *argz,
  14        size_t argz_len,
  15        int sep)
  16 {
  17   size_t i;
  18
  19   /* len includes trailing \0, which we don't want to replace. */
  20   if (argz_len > 1)
  21     for (i = 0; i < argz_len - 1; i++)
  22       {
  23         if (argz[i] == '\0')
  24           argz[i] = sep;
  25       }
  26 }