Mercurial > gnulib
view lib/unictype/combiningclass_byname.c @ 40057:b06060465f09
maint: Run 'make update-copyright'
author | Paul Eggert <eggert@cs.ucla.edu> |
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date | Tue, 01 Jan 2019 00:25:11 +0100 |
parents | 10eb9086bea0 |
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/* Canonical combining classes of Unicode characters. Copyright (C) 2011-2019 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 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 <https://www.gnu.org/licenses/>. */ #include <config.h> /* Specification. */ #include "unictype.h" #include <string.h> #include "unictype/combiningclass_byname.h" int uc_combining_class_byname (const char *ccc_name) { size_t len; len = strlen (ccc_name); if (len <= MAX_WORD_LENGTH) { char buf[MAX_WORD_LENGTH + 1]; const struct named_combining_class *found; /* Copy ccc_name into buf, converting '_' and '-' to ' '. */ { const char *p = ccc_name; char *q = buf; for (;; p++, q++) { char c = *p; if (c == '_' || c == '-') c = ' '; *q = c; if (c == '\0') break; } } /* Here q == buf + len. */ /* Do a hash table lookup, with case-insensitive comparison. */ found = uc_combining_class_lookup (buf, len); if (found != NULL) return found->combining_class; } /* Invalid combining class name. */ return -1; }