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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-22 04:38:07 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-22 04:38:07 +0000 |
commit | 28ef1abc10cfbc2c3d2747c008eb2300858d0426 (patch) | |
tree | 41208fb8f393e6cb6cc8f939623ad47a0db17876 /lib/wctomb-impl.h | |
download | grep-tarball-master.tar.gz |
Diffstat (limited to 'lib/wctomb-impl.h')
-rw-r--r-- | lib/wctomb-impl.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/wctomb-impl.h b/lib/wctomb-impl.h new file mode 100644 index 0000000..a6ed971 --- /dev/null +++ b/lib/wctomb-impl.h @@ -0,0 +1,34 @@ +/* Convert wide character to multibyte character. + Copyright (C) 2011-2016 Free Software Foundation, Inc. + Written by Bruno Haible <bruno@clisp.org>, 2011. + + 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 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +int +wctomb (char *s, wchar_t wc) +{ + if (s == NULL) + return 0; + else + { + mbstate_t state; + size_t result; + + memset (&state, 0, sizeof (mbstate_t)); + result = wcrtomb (s, wc, &state); + if (result == (size_t)-1) + return -1; + return result; + } +} |