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glibc  2.9
argz-stringify.c
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00001 /* Routines for dealing with '\0' separated arg vectors.
00002    Copyright (C) 1995,96,97,2000,2001, 2002 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004    Written by Miles Bader <miles@gnu.org>
00005 
00006    The GNU C Library is free software; you can redistribute it and/or
00007    modify it under the terms of the GNU Lesser General Public
00008    License as published by the Free Software Foundation; either
00009    version 2.1 of the License, or (at your option) any later version.
00010 
00011    The GNU C Library is distributed in the hope that it will be useful,
00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014    Lesser General Public License for more details.
00015 
00016    You should have received a copy of the GNU Lesser General Public
00017    License along with the GNU C Library; if not, write to the Free
00018    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00019    02111-1307 USA.  */
00020 
00021 #include <argz.h>
00022 #include <string.h>
00023 
00024 /* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
00025    except the last into the character SEP.  */
00026 void
00027 __argz_stringify (char *argz, size_t len, int sep)
00028 {
00029   if (len > 0)
00030     while (1)
00031       {
00032        size_t part_len = __strnlen (argz, len);
00033        argz += part_len;
00034        len -= part_len;
00035        if (len-- <= 1)             /* includes final '\0' we want to stop at */
00036          break;
00037        *argz++ = sep;
00038       }
00039 }
00040 INTDEF(__argz_stringify)
00041 weak_alias (__argz_stringify, argz_stringify)