diff options
Diffstat (limited to 'gnulib/lib/unistr/u-strtok.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/unistr/u-strtok.h | 52 |
2 files changed, 52 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/unistr/u-strtok.h b/gnulib/lib/unistr/u-strtok.h new file mode 100644 index 0000000..763dcca --- /dev/null +++ b/gnulib/lib/unistr/u-strtok.h @@ -0,0 +1,52 @@ +/* Tokenize UTF-8/UTF-16/UTF-32 string. + Copyright (C) 1999, 2002, 2006, 2009-2011 Free Software Foundation, Inc. + Written by Bruno Haible <bruno@clisp.org>, 2002. + + This program 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 3 of the License, 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +UNIT * +FUNC (UNIT *str, const UNIT *delim, UNIT **ptr) +{ + if (str == NULL) + { + str = *ptr; + if (str == NULL) + return NULL; /* reminder that end of token sequence has been reached */ + } + + /* Skip leading delimiters. */ + str += U_STRSPN (str, delim); + + /* Found a token? */ + if (*str == 0) + { + *ptr = NULL; + return NULL; + } + + /* Move past the token. */ + { + UNIT *token_end = U_STRPBRK (str, delim); + if (token_end) + { + /* NUL-terminate the token. */ + *token_end = 0; + *ptr = token_end + 1; + } + else + *ptr = NULL; + } + + return str; +} |