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1c99f950d1
warning. * posix/regex_internal.c (re_string_reconstruct): Add cast to avoid warning. (build_wcs_upper_buffer): Change type of bug to plain char. * locale/weightwc.h (findidx): Add casts to avoid warnings. * time/mktime.c (ranged_convert): Initialize tm to make the compiler happy. * wcsmbs/mbsrtowcs_l.c (__mbsrtowcs_l): Add casts to avoid warnings. * wcsmbs/wcsnrtombs.c (__wcsnrtombs): Add casts to avoid warnings. * wcsmbs/mbsnrtowcs.c: Add casts to avoid warnings. * wcsmbs/wcsrtombs.c (__wcsrtombs): Add casts to avoid warnings. * wcsmbs/wcrtomb.c (__wcrtomb): Add casts to avoid warnings. * wcsmbs/mbrtowc.c (__mbrtowc): Use unsigned char for outbuf. * posix/regex_internal.c [_LIBC] (build_wcs_buffer): Avoid using dynamically sized array. (build_wcs_upper_buffer): Likewise.
112 lines
2.9 KiB
C
112 lines
2.9 KiB
C
/* Copyright (C) 1996-2001,2003,2004,2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Written by Ulrich Drepper, <drepper@cygnus.com>.
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The GNU C Library 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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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* Find index of weight. */
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auto inline int32_t
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__attribute ((always_inline))
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findidx (const wint_t **cpp)
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{
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wint_t ch = *(*cpp)++;
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int32_t i = __collidx_table_lookup ((const char *) table, ch);
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if (i >= 0)
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/* This is an index into the weight table. Cool. */
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return i;
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/* Oh well, more than one sequence starting with this byte.
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Search for the correct one. */
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const int32_t *cp = &extra[-i];
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while (1)
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{
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size_t nhere;
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const int32_t *usrc = (const int32_t *) *cpp;
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/* The first thing is the index. */
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i = *cp++;
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/* Next is the length of the byte sequence. These are always
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short byte sequences so there is no reason to call any
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function (even if they are inlined). */
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nhere = *cp++;
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if (i >= 0)
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{
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/* It is a single character. If it matches we found our
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index. Note that at the end of each list there is an
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entry of length zero which represents the single byte
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sequence. The first (and here only) byte was tested
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already. */
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size_t cnt;
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for (cnt = 0; cnt < nhere; ++cnt)
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if (cp[cnt] != usrc[cnt])
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break;
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if (cnt == nhere)
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{
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/* Found it. */
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*cpp += nhere;
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return i;
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}
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/* Up to the next entry. */
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cp += nhere;
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}
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else
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{
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/* This is a range of characters. First decide whether the
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current byte sequence lies in the range. */
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size_t cnt;
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size_t offset;
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for (cnt = 0; cnt < nhere - 1; ++cnt)
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if (cp[cnt] != usrc[cnt])
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break;
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if (cnt < nhere - 1)
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{
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cp += 2 * nhere;
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continue;
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}
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if (cp[nhere - 1] > usrc[nhere -1])
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{
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cp += 2 * nhere;
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continue;
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}
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if (cp[2 * nhere - 1] < usrc[nhere -1])
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{
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cp += 2 * nhere;
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continue;
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}
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/* This range matches the next characters. Now find
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the offset in the indirect table. */
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offset = usrc[nhere - 1] - cp[nhere - 1];
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*cpp += nhere;
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return indirect[-i + offset];
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}
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}
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/* NOTREACHED */
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return 0x43219876;
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}
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