diff options
Diffstat (limited to 'REORG.TODO/string/argz-next.c')
| -rw-r--r-- | REORG.TODO/string/argz-next.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/REORG.TODO/string/argz-next.c b/REORG.TODO/string/argz-next.c new file mode 100644 index 0000000000..9c2fa33cc2 --- /dev/null +++ b/REORG.TODO/string/argz-next.c @@ -0,0 +1,39 @@ +/* Iterate through the elements of an argz block. + Copyright (C) 1995-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Written by Miles Bader <miles@gnu.org> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <argz.h> +#include <string.h> + +char * +__argz_next (const char *argz, size_t argz_len, const char *entry) +{ + if (entry) + { + if (entry < argz + argz_len) + entry = strchr (entry, '\0') + 1; + + return entry >= argz + argz_len ? NULL : (char *) entry; + } + else + if (argz_len > 0) + return (char *) argz; + else + return NULL; +} +weak_alias (__argz_next, argz_next) |