303 lines
5.8 KiB
C
303 lines
5.8 KiB
C
/*
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* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
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* Copyright (C) 2008 Kim Woelders
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "dox.h"
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#ifdef USE_WORD_MB
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# include <wctype.h>
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#endif
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int
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exists(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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return (1);
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}
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void
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freestrlist(char **l, int num)
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{
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if (!l)
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return;
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while (num--)
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Efree(l[num]);
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Efree(l);
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}
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void
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word(char *s, int num, char *wd)
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{
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int cnt, i;
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char *start, *finish, *ss, *w;
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if (!s)
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return;
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if (!wd)
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return;
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if (num <= 0)
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{
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*wd = 0;
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return;
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}
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cnt = 0;
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i = 0;
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start = NULL;
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finish = NULL;
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ss = NULL;
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w = wd;
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while (s[i])
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{
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if ((cnt == num) && ((s[i] == ' ') || (s[i] == '\t')))
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{
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finish = &s[i];
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break;
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}
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if ((s[i] != ' ') && (s[i] != '\t'))
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{
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if (i == 0)
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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else if ((s[i - 1] == ' ') || (s[i - 1] == '\t'))
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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}
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i++;
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}
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if (cnt == num)
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{
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if ((start) && (finish))
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{
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for (ss = start; ss < finish; ss++)
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*wd++ = *ss;
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}
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else if (start)
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{
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for (ss = start; *ss != 0; ss++)
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*wd++ = *ss;
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}
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*wd = 0;
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}
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}
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#ifdef USE_WORD_MB
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void
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word_mb(char *s, int num, char *wd, int *spaceflag)
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{
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int cnt, i;
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char *start, *finish, *ss, *w;
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int wcflg, mbflg;
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struct char_class {
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const char *name;
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wctype_t wt;
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} *cc, char_class_tbl[] =
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{
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#ifdef linux
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/* Will be supported on glibc 2.1.3 or later */
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{
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"jspace", 0},
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{
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"jhira", 0},
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{
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"jkata", 0},
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{
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"jkanji", 0},
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{
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"jdigit", 0}, /* Japanese */
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{
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"hangul", 0},
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{
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"hanja", 0}, /* Korean */
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/* {"?????"}, {"?????"}, *//* Chinese */
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#endif
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#ifdef sgi
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/* SGI IRIX (Japanese, Chinese, Korean, etc..) */
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{
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"special", 0},
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{
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"phonogram", 0},
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{
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"ideogram", 0},
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#endif
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#ifdef sun
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/* {"?????"}, {"?????"}, */
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#endif
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#ifdef hpux
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/* {"?????"}, {"?????"}, */
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#endif
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{
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NULL, 0}
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};
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if (!s)
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return;
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if (!wd)
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return;
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if (num <= 0)
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{
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*wd = 0;
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return;
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}
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/* Check multibyte character class is available or not */
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wcflg = 0;
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for (cc = char_class_tbl; cc->name != NULL; cc++)
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{
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cc->wt = wctype(cc->name);
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if (cc->wt != (wctype_t) 0)
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wcflg = 1;
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}
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cnt = 0;
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i = 0;
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start = NULL;
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finish = NULL;
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ss = NULL;
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w = wd;
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*spaceflag = 0;
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while (s[i])
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{
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int len, oldflg = 1;
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len = mblen(s + i, MB_CUR_MAX);
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if (len < 0)
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{
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i++;
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continue;
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}
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/* Check multibyte character class */
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if (wcflg)
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{
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wchar_t wc;
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mbflg = 1;
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if ((mbtowc(&wc, s + i, strlen(s + i))) != -1)
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{
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for (cc = char_class_tbl; cc->name != NULL; cc++)
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{
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if (cc->wt == (wctype_t) 0)
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continue;
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if (iswctype(wc, cc->wt) != 0)
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{
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mbflg = 2;
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break;
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}
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}
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}
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}
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else
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mbflg = len;
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if ((cnt == num) && ((s[i] == ' ') || (s[i] == '\t') ||
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(oldflg != mbflg) || (mbflg > 1)))
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{
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finish = &s[i];
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break;
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}
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if ((s[i] != ' ') && (s[i] != '\t'))
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{
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if ((i == 0) ||
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(s[i - 1] == ' ') || (s[i - 1] == '\t') ||
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((oldflg > 1) && (mbflg > 1)) || (oldflg != mbflg))
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{
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cnt++;
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if (cnt == num)
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{
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start = &s[i];
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if ((s[i - 1] == ' ') || (s[i - 1] == '\t'))
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*spaceflag = 1;
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}
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}
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}
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i += len;
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oldflg = mbflg;
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}
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if (cnt == num)
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{
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if ((start) && (finish))
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{
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for (ss = start; ss < finish; ss++)
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*wd++ = *ss;
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}
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else if (start)
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{
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for (ss = start; *ss != 0; ss++)
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*wd++ = *ss;
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}
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*wd = 0;
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}
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}
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#endif
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int
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findLocalizedFile(char *fname)
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{
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char *tmp, *lang, *p[3];
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int i;
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if (!(lang = setlocale(LC_MESSAGES, NULL)))
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return 0;
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tmp = strdup(fname);
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lang = strdup(lang); /* lang may be in static space, thus it must
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* be duplicated before we change it below */
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p[0] = lang + strlen(lang);
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p[1] = strchr(lang, '.');
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p[2] = strchr(lang, '_');
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for (i = 0; i < 3; i++)
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{
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if (p[i] == NULL)
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continue;
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*p[i] = '\0';
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sprintf(fname, "%s.%s", tmp, lang);
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if (exists(fname))
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{
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Efree(tmp);
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Efree(lang);
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return 1;
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}
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}
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strcpy(fname, tmp);
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Efree(tmp);
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Efree(lang);
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return 0;
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}
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