diff options
Diffstat (limited to 'string/argz-count.c')
-rw-r--r-- | string/argz-count.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/string/argz-count.c b/string/argz-count.c new file mode 100644 index 0000000000..a10119b722 --- /dev/null +++ b/string/argz-count.c @@ -0,0 +1,38 @@ +/* Routines for dealing with '\0' separated arg vectors. + + Copyright (C) 1995, 1996 Free Software Foundation, Inc. + + Written by Miles Bader <miles@gnu.ai.mit.edu> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#include <argz.h> +#include <string.h> + +/* Returns the number of strings in ARGZ. */ +size_t +__argz_count (const char *argz, size_t len) +{ + size_t count = 0; + while (len > 0) + { + size_t part_len = strlen(argz); + argz += part_len + 1; + len -= part_len + 1; + count++; + } + return count; +} +weak_alias (__argz_count, argz_count) |