mirror of https://github.com/mpv-player/mpv
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
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/*
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* User language lookup for generic POSIX platforms
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*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "misc/language.h"
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#include "mpv_talloc.h"
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#include <stddef.h>
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char **mp_get_user_langs(void)
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{
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static const char *const list[] = {
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"LC_ALL",
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"LC_MESSAGES",
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"LANG",
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NULL
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};
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size_t nb = 0;
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char **ret = NULL;
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// Prefer anything we get from LANGUAGE first
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for (const char *langList = getenv("LANGUAGE"); langList && *langList;) {
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size_t len = strcspn(langList, ":");
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MP_TARRAY_GROW(NULL, ret, nb);
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ret[nb++] = talloc_strndup(ret, langList, len);
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langList += len;
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while (*langList == ':')
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langList++;
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}
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// Then, the language components of other relevant locale env vars
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for (int i = 0; list[i]; i++) {
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const char *envval = getenv(list[i]);
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if (envval && *envval) {
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size_t len = strcspn(envval, ".@");
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MP_TARRAY_GROW(NULL, ret, nb);
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ret[nb++] = talloc_strndup(ret, envval, len);
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}
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}
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// Null-terminate the list
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MP_TARRAY_APPEND(NULL, ret, nb, NULL);
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return ret;
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}
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