vasilito
b8aac3c9bc
Add secondary_cursors field to Editor with insert_char_multi, delete_back_multi, delete_forward_multi methods. Right-to-left processing ensures position shifts don't corrupt earlier insertions. 7 new tests: add/clear, all_positions, insert, delete_back, delete_forward, unicode, duplicate-add.
35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
/* Convert wide character to multibyte character.
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Copyright (C) 2011-2017 Free Software Foundation, Inc.
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Written by Bruno Haible <bruno@clisp.org>, 2011.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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int
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wctomb (char *s, wchar_t wc)
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{
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if (s == NULL)
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return 0;
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else
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{
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mbstate_t state;
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size_t result;
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memset (&state, 0, sizeof (mbstate_t));
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result = wcrtomb (s, wc, &state);
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if (result == (size_t)-1)
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return -1;
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return result;
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}
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}
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