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Brian Fiete
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c74712dad9
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078564ac9e
3242 changed files with 1616395 additions and 0 deletions
427
extern/hunspell/intl/printf.c
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427
extern/hunspell/intl/printf.c
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/* Formatted output to strings, using POSIX/XSI format strings with positions.
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Copyright (C) 2003, 2006-2007 Free Software Foundation, Inc.
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Written by Bruno Haible <bruno@clisp.org>, 2003.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published
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by 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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USA. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef __GNUC__
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# define alloca __builtin_alloca
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# define HAVE_ALLOCA 1
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#else
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# ifdef _MSC_VER
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# include <malloc.h>
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# define alloca _alloca
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# else
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# if defined HAVE_ALLOCA_H || defined _LIBC
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# include <alloca.h>
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# else
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# ifdef _AIX
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#pragma alloca
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# else
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# ifndef alloca
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char *alloca ();
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# endif
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# endif
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# endif
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# endif
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#endif
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#include <stdio.h>
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#if !HAVE_POSIX_PRINTF
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#include <errno.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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/* Some systems, like OSF/1 4.0 and Woe32, don't have EOVERFLOW. */
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#ifndef EOVERFLOW
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# define EOVERFLOW E2BIG
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#endif
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/* When building a DLL, we must export some functions. Note that because
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the functions are only defined for binary backward compatibility, we
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don't need to use __declspec(dllimport) in any case. */
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#if defined _MSC_VER && BUILDING_DLL
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# define DLL_EXPORTED __declspec(dllexport)
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#else
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# define DLL_EXPORTED
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#endif
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#define STATIC static
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/* This needs to be consistent with libgnuintl.h.in. */
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#if defined __NetBSD__ || defined __BEOS__ || defined __CYGWIN__ || defined __MINGW32__
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/* Don't break __attribute__((format(printf,M,N))).
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This redefinition is only possible because the libc in NetBSD, Cygwin,
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mingw does not have a function __printf__. */
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# define libintl_printf __printf__
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#endif
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/* Define auxiliary functions declared in "printf-args.h". */
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#include "printf-args.c"
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/* Define auxiliary functions declared in "printf-parse.h". */
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#include "printf-parse.c"
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/* Define functions declared in "vasnprintf.h". */
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#define vasnprintf libintl_vasnprintf
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#include "vasnprintf.c"
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#if 0 /* not needed */
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#define asnprintf libintl_asnprintf
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#include "asnprintf.c"
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#endif
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DLL_EXPORTED
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int
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libintl_vfprintf (FILE *stream, const char *format, va_list args)
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{
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if (strchr (format, '$') == NULL)
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return vfprintf (stream, format, args);
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else
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{
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size_t length;
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char *result = libintl_vasnprintf (NULL, &length, format, args);
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int retval = -1;
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if (result != NULL)
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{
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size_t written = fwrite (result, 1, length, stream);
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free (result);
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if (written == length)
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{
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if (length > INT_MAX)
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errno = EOVERFLOW;
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else
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retval = length;
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}
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}
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return retval;
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}
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}
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DLL_EXPORTED
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int
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libintl_fprintf (FILE *stream, const char *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vfprintf (stream, format, args);
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va_end (args);
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return retval;
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}
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DLL_EXPORTED
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int
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libintl_vprintf (const char *format, va_list args)
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{
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return libintl_vfprintf (stdout, format, args);
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}
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DLL_EXPORTED
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int
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libintl_printf (const char *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vprintf (format, args);
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va_end (args);
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return retval;
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}
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DLL_EXPORTED
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int
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libintl_vsprintf (char *resultbuf, const char *format, va_list args)
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{
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if (strchr (format, '$') == NULL)
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return vsprintf (resultbuf, format, args);
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else
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{
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size_t length = (size_t) ~0 / (4 * sizeof (char));
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char *result = libintl_vasnprintf (resultbuf, &length, format, args);
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if (result != resultbuf)
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{
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free (result);
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return -1;
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}
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if (length > INT_MAX)
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{
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errno = EOVERFLOW;
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return -1;
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}
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else
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return length;
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}
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}
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DLL_EXPORTED
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int
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libintl_sprintf (char *resultbuf, const char *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vsprintf (resultbuf, format, args);
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va_end (args);
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return retval;
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}
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#if HAVE_SNPRINTF
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# if HAVE_DECL__SNPRINTF
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/* Windows. */
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# define system_vsnprintf _vsnprintf
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# else
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/* Unix. */
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# define system_vsnprintf vsnprintf
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# endif
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DLL_EXPORTED
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int
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libintl_vsnprintf (char *resultbuf, size_t length, const char *format, va_list args)
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{
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if (strchr (format, '$') == NULL)
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return system_vsnprintf (resultbuf, length, format, args);
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else
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{
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size_t maxlength = length;
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char *result = libintl_vasnprintf (resultbuf, &length, format, args);
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if (result != resultbuf)
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{
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if (maxlength > 0)
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{
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size_t pruned_length =
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(length < maxlength ? length : maxlength - 1);
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memcpy (resultbuf, result, pruned_length);
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resultbuf[pruned_length] = '\0';
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}
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free (result);
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}
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if (length > INT_MAX)
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{
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errno = EOVERFLOW;
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return -1;
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}
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else
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return length;
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}
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}
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DLL_EXPORTED
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int
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libintl_snprintf (char *resultbuf, size_t length, const char *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vsnprintf (resultbuf, length, format, args);
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va_end (args);
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return retval;
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}
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#endif
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#if HAVE_ASPRINTF
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DLL_EXPORTED
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int
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libintl_vasprintf (char **resultp, const char *format, va_list args)
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{
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size_t length;
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char *result = libintl_vasnprintf (NULL, &length, format, args);
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if (result == NULL)
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return -1;
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if (length > INT_MAX)
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{
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free (result);
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errno = EOVERFLOW;
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return -1;
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}
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*resultp = result;
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return length;
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}
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DLL_EXPORTED
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int
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libintl_asprintf (char **resultp, const char *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vasprintf (resultp, format, args);
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va_end (args);
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return retval;
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}
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#endif
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#if HAVE_FWPRINTF
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#include <wchar.h>
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#define WIDE_CHAR_VERSION 1
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#include "wprintf-parse.h"
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/* Define auxiliary functions declared in "wprintf-parse.h". */
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#define CHAR_T wchar_t
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#define DIRECTIVE wchar_t_directive
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#define DIRECTIVES wchar_t_directives
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#define PRINTF_PARSE wprintf_parse
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#include "printf-parse.c"
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/* Define functions declared in "vasnprintf.h". */
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#define vasnwprintf libintl_vasnwprintf
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#include "vasnprintf.c"
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#if 0 /* not needed */
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#define asnwprintf libintl_asnwprintf
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#include "asnprintf.c"
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#endif
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# if HAVE_DECL__SNWPRINTF
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/* Windows. */
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# define system_vswprintf _vsnwprintf
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# else
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/* Unix. */
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# define system_vswprintf vswprintf
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# endif
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DLL_EXPORTED
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int
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libintl_vfwprintf (FILE *stream, const wchar_t *format, va_list args)
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{
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if (wcschr (format, '$') == NULL)
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return vfwprintf (stream, format, args);
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else
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{
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size_t length;
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wchar_t *result = libintl_vasnwprintf (NULL, &length, format, args);
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int retval = -1;
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if (result != NULL)
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{
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size_t i;
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for (i = 0; i < length; i++)
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if (fputwc (result[i], stream) == WEOF)
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break;
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free (result);
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if (i == length)
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{
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if (length > INT_MAX)
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errno = EOVERFLOW;
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else
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retval = length;
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}
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}
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return retval;
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}
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}
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DLL_EXPORTED
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int
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libintl_fwprintf (FILE *stream, const wchar_t *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vfwprintf (stream, format, args);
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va_end (args);
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return retval;
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}
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DLL_EXPORTED
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int
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libintl_vwprintf (const wchar_t *format, va_list args)
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{
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return libintl_vfwprintf (stdout, format, args);
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}
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DLL_EXPORTED
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int
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libintl_wprintf (const wchar_t *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vwprintf (format, args);
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va_end (args);
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return retval;
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}
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DLL_EXPORTED
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int
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libintl_vswprintf (wchar_t *resultbuf, size_t length, const wchar_t *format, va_list args)
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{
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if (wcschr (format, '$') == NULL)
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return system_vswprintf (resultbuf, length, format, args);
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else
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{
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size_t maxlength = length;
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wchar_t *result = libintl_vasnwprintf (resultbuf, &length, format, args);
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if (result != resultbuf)
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{
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if (maxlength > 0)
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{
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size_t pruned_length =
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(length < maxlength ? length : maxlength - 1);
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memcpy (resultbuf, result, pruned_length * sizeof (wchar_t));
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resultbuf[pruned_length] = 0;
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}
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free (result);
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/* Unlike vsnprintf, which has to return the number of character that
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would have been produced if the resultbuf had been sufficiently
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large, the vswprintf function has to return a negative value if
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the resultbuf was not sufficiently large. */
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if (length >= maxlength)
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return -1;
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}
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if (length > INT_MAX)
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{
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errno = EOVERFLOW;
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return -1;
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}
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else
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return length;
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}
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}
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DLL_EXPORTED
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int
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libintl_swprintf (wchar_t *resultbuf, size_t length, const wchar_t *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = libintl_vswprintf (resultbuf, length, format, args);
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va_end (args);
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return retval;
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}
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#endif
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#endif
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