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Makefile.inc
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Symbol.map
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bcmp.3
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bcmp.c
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bcopy.3
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bcopy.c
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bstring.3
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bzero.3
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bzero.c
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ffs.3
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ffs.c
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ffsl.c
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ffsll.c
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fls.c
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flsl.c
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flsll.c
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index.3
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memccpy.3
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memccpy.c
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memchr.3
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memchr.c
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memcmp.3
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memcmp.c
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memcpy.3
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memcpy.c
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memmem.3
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memmem.c
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memmove.3
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memmove.c
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memrchr.c
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memset.3
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memset.c
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memset_s.c
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stpcpy.c
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stpncpy.c
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strcasecmp.3
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strcasecmp.c
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strcasestr.c
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strcat.3
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strcat.c
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strchr.3
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strchr.c
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strchrnul.c
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strcmp.3
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strcmp.c
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strcoll.3
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strcoll.c
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strcpy.3
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strcpy.c
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strcspn.c
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strdup.3
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strdup.c
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strerror.3
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strerror.c
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string.3
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strlcat.c
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strlcpy.3
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strlcpy.c
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strlen.3
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strlen.c
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strmode.3
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strmode.c
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strncat.c
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strncmp.c
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strncpy.c
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strndup.c
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strnlen.c
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strnstr.c
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strpbrk.3
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strpbrk.c
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strrchr.c
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strsep.3
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strsep.c
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strsignal.c
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strspn.3
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strspn.c
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strstr.3
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strstr.c
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strtok.3
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strtok.c
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strxfrm.3
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strxfrm.c
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swab.3
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swab.c
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timingsafe_bcmp.3
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timingsafe_bcmp.c
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timingsafe_memcmp.c
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wcpcpy.c
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wcpncpy.c
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wcscasecmp.c
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wcscat.c
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wcschr.c
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wcscmp.c
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wcscoll.3
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wcscoll.c
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wcscpy.c
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wcscspn.c
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wcsdup.c
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wcslcat.c
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wcslcpy.c
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wcslen.c
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wcsncasecmp.c
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wcsncat.c
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wcsncmp.c
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wcsncpy.c
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wcsnlen.c
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wcspbrk.c
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wcsrchr.c
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wcsspn.c
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wcsstr.c
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wcstok.3
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wcstok.c
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wcswidth.3
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wcswidth.c
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wcsxfrm.3
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wcsxfrm.c
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wmemchr.3
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wmemchr.c
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wmemcmp.c
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wmemcpy.c
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wmemmove.c
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wmemset.c
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Editing: wcscoll.c
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright 2017 Nexenta Systems, Inc. * Copyright (c) 2002 Tim J. Robbins * All rights reserved. * * Copyright (c) 2011 The FreeBSD Foundation * All rights reserved. * Portions of this software were developed by David Chisnall * under sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <errno.h> #include <stdlib.h> #include <string.h> #include <wchar.h> #include "collate.h" int wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale) { int len1, len2, pri1, pri2; wchar_t *tr1 = NULL, *tr2 = NULL; int direc, pass; int ret = wcscmp(ws1, ws2); FIX_LOCALE(locale); struct xlocale_collate *table = (struct xlocale_collate*)locale->components[XLC_COLLATE]; if (table->__collate_load_error || ret == 0) return (ret); if (*ws1 == 0 && *ws2 != 0) return (-1); if (*ws1 != 0 && *ws2 == 0) return (1); /* * Once upon a time we had code to try to optimize this, but * it turns out that you really can't make many assumptions * safely. You absolutely have to run this pass by pass, * because some passes will be ignored for a given character, * while others will not. Simpler locales will benefit from * having fewer passes, and most comparisons should resolve * during the primary pass anyway. * * Note that we do one final extra pass at the end to pick * up UNDEFINED elements. There is special handling for them. */ for (pass = 0; pass <= table->info->directive_count; pass++) { const int32_t *st1 = NULL; const int32_t *st2 = NULL; const wchar_t *w1 = ws1; const wchar_t *w2 = ws2; /* special pass for UNDEFINED */ if (pass == table->info->directive_count) { direc = DIRECTIVE_FORWARD; } else { direc = table->info->directive[pass]; } if (direc & DIRECTIVE_BACKWARD) { wchar_t *bp, *fp, c; free(tr1); if ((tr1 = wcsdup(w1)) == NULL) goto end; bp = tr1; fp = tr1 + wcslen(tr1) - 1; while (bp < fp) { c = *bp; *bp++ = *fp; *fp-- = c; } free(tr2); if ((tr2 = wcsdup(w2)) == NULL) goto end; bp = tr2; fp = tr2 + wcslen(tr2) - 1; while (bp < fp) { c = *bp; *bp++ = *fp; *fp-- = c; } w1 = tr1; w2 = tr2; } if (direc & DIRECTIVE_POSITION) { int check1, check2; while (*w1 && *w2) { pri1 = pri2 = 0; check1 = check2 = 1; while ((pri1 == pri2) && (check1 || check2)) { if (check1) { _collate_lookup(table, w1, &len1, &pri1, pass, &st1); if (pri1 < 0) { errno = EINVAL; goto end; } if (!pri1) { pri1 = COLLATE_MAX_PRIORITY; st1 = NULL; } check1 = (st1 != NULL); } if (check2) { _collate_lookup(table, w2, &len2, &pri2, pass, &st2); if (pri2 < 0) { errno = EINVAL; goto end; } if (!pri2) { pri2 = COLLATE_MAX_PRIORITY; st2 = NULL; } check2 = (st2 != NULL); } } if (pri1 != pri2) { ret = pri1 - pri2; goto end; } w1 += len1; w2 += len2; } if (!*w1) { if (*w2) { ret = -(int)*w2; goto end; } } else { ret = *w1; goto end; } } else { int vpri1 = 0, vpri2 = 0; while (*w1 || *w2 || st1 || st2) { pri1 = 1; while (*w1 || st1) { _collate_lookup(table, w1, &len1, &pri1, pass, &st1); w1 += len1; if (pri1 > 0) { vpri1++; break; } if (pri1 < 0) { errno = EINVAL; goto end; } st1 = NULL; } pri2 = 1; while (*w2 || st2) { _collate_lookup(table, w2, &len2, &pri2, pass, &st2); w2 += len2; if (pri2 > 0) { vpri2++; break; } if (pri2 < 0) { errno = EINVAL; goto end; } st2 = NULL; } if ((!pri1 || !pri2) && (vpri1 == vpri2)) break; if (pri1 != pri2) { ret = pri1 - pri2; goto end; } } if (vpri1 && !vpri2) { ret = 1; goto end; } if (!vpri1 && vpri2) { ret = -1; goto end; } } } ret = 0; end: free(tr1); free(tr2); return (ret); } int wcscoll(const wchar_t *ws1, const wchar_t *ws2) { return wcscoll_l(ws1, ws2, __get_locale()); }
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