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64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
/* Locale-specific memory transformation
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Copyright (C) 2006 Free Software Foundation, Inc.
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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 2, or (at your option)
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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, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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/* Written by Paul Eggert <eggert@cs.ucla.edu>. */
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#include <config.h>
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#include "xmemxfrm.h"
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#include <errno.h>
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#include <stdlib.h>
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#include "gettext.h"
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#define _(msgid) gettext (msgid)
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#include "error.h"
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#include "exitfail.h"
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#include "memxfrm.h"
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#include "quotearg.h"
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/* Store into DEST (of size DESTSIZE) the text in SRC (of size
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SRCSIZE) transformed so that the result of memcmp on two
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transformed texts (with ties going to the longer text) is the same
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as the result of memcoll on the two texts before their
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transformation. Perhaps temporarily modify the byte after SRC, but
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restore its original contents before returning.
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Return the size of the resulting text. DEST contains an
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indeterminate value if the resulting size is greater than DESTSIZE.
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Report an error and exit if there is an error. */
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size_t
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xmemxfrm (char *restrict dest, size_t destsize,
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char *restrict src, size_t srcsize)
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{
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size_t translated_size = memxfrm (dest, destsize, src, srcsize);
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if (errno)
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{
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error (0, errno, _("string transformation failed"));
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error (0, 0, _("Set LC_ALL='C' to work around the problem."));
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error (exit_failure, 0,
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_("The untransformed string was %s."),
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quotearg_n_style_mem (0, locale_quoting_style, src, srcsize));
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}
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return translated_size;
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}
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