1  /* Routines for dealing with '\0' separated arg vectors.
       2     Copyright (C) 1995-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <argz.h>
      20  #include <string.h>
      21  
      22  /* Returns the number of strings in ARGZ.  */
      23  size_t
      24  __argz_count (const char *argz, size_t len)
      25  {
      26    size_t count = 0;
      27    while (len > 0)
      28      {
      29        size_t part_len = strlen(argz);
      30        argz += part_len + 1;
      31        len -= part_len + 1;
      32        count++;
      33      }
      34    return count;
      35  }
      36  libc_hidden_def (__argz_count)
      37  weak_alias (__argz_count, argz_count)