codekingpro/portable-devtools

1/* Convenience header for conditional use of GNU <libintl.h>.2   Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2011, 2015 Free3   Software Foundation, Inc.4 5   This program is free software: you can redistribute it and/or modify6   it under the terms of the GNU General Public License as published by7   the Free Software Foundation; either version 3 of the License, or8   (at your option) any later version.9 10   This program is distributed in the hope that it will be useful,11   but WITHOUT ANY WARRANTY; without even the implied warranty of12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the13   GNU General Public License for more details.14 15   You should have received a copy of the GNU General Public License16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */17 18#ifndef _LIBGETTEXT_H19#define _LIBGETTEXT_H 120 21/* NLS can be disabled through the configure --disable-nls option.  */22#if ENABLE_NLS23 24/* Get declarations of GNU message catalog functions.  */25# include <libintl.h>26 27/* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by28   the gettext() and ngettext() macros.  This is an alternative to calling29   textdomain(), and is useful for libraries.  */30# ifdef DEFAULT_TEXT_DOMAIN31#  undef gettext32#  define gettext(Msgid) \33     dgettext (DEFAULT_TEXT_DOMAIN, Msgid)34#  undef ngettext35#  define ngettext(Msgid1, Msgid2, N) \36     dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)37# endif38 39#else40 41/* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which42   chokes if dcgettext is defined as a macro.  So include it now, to make43   later inclusions of <locale.h> a NOP.  We don't include <libintl.h>44   as well because people using "gettext.h" will not include <libintl.h>,45   and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>46   is OK.  */47#if defined(__sun)48# include <locale.h>49#endif50 51/* Many header files from the libstdc++ coming with g++ 3.3 or newer include52   <libintl.h>, which chokes if dcgettext is defined as a macro.  So include53   it now, to make later inclusions of <libintl.h> a NOP.  */54#if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)55# include <cstdlib>56# if (__GLIBC__ >= 2 && !defined __UCLIBC__) || _GLIBCXX_HAVE_LIBINTL_H57#  include <libintl.h>58# endif59#endif60 61/* Disabled NLS.62   The casts to 'const char *' serve the purpose of producing warnings63   for invalid uses of the value returned from these functions.64   On pre-ANSI systems without 'const', the config.h file is supposed to65   contain "#define const".  */66# undef gettext67# define gettext(Msgid) ((const char *) (Msgid))68# undef dgettext69# define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))70# undef dcgettext71# define dcgettext(Domainname, Msgid, Category) \72    ((void) (Category), dgettext (Domainname, Msgid))73# undef ngettext74# define ngettext(Msgid1, Msgid2, N) \75    ((N) == 1 \76     ? ((void) (Msgid2), (const char *) (Msgid1)) \77     : ((void) (Msgid1), (const char *) (Msgid2)))78# undef dngettext79# define dngettext(Domainname, Msgid1, Msgid2, N) \80    ((void) (Domainname), ngettext (Msgid1, Msgid2, N))81# undef dcngettext82# define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \83    ((void) (Category), dngettext (Domainname, Msgid1, Msgid2, N))84# undef textdomain85# define textdomain(Domainname) ((const char *) (Domainname))86# undef bindtextdomain87# define bindtextdomain(Domainname, Dirname) \88    ((void) (Domainname), (const char *) (Dirname))89# undef bind_textdomain_codeset90# define bind_textdomain_codeset(Domainname, Codeset) \91    ((void) (Domainname), (const char *) (Codeset))92 93#endif94 95/* Prefer gnulib's setlocale override over libintl's setlocale override.  */96#ifdef GNULIB_defined_setlocale97# undef setlocale98# define setlocale rpl_setlocale99#endif100 101/* A pseudo function call that serves as a marker for the automated102   extraction of messages, but does not call gettext().  The run-time103   translation is done at a different place in the code.104   The argument, String, should be a literal string.  Concatenated strings105   and other string expressions won't work.106   The macro's expansion is not parenthesized, so that it is suitable as107   initializer for static 'char[]' or 'const char[]' variables.  */108#define gettext_noop(String) String109 110/* The separator between msgctxt and msgid in a .mo file.  */111#define GETTEXT_CONTEXT_GLUE "\004"112 113/* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a114   MSGID.  MSGCTXT and MSGID must be string literals.  MSGCTXT should be115   short and rarely need to change.116   The letter 'p' stands for 'particular' or 'special'.  */117#ifdef DEFAULT_TEXT_DOMAIN118# define pgettext(Msgctxt, Msgid) \119   pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)120#else121# define pgettext(Msgctxt, Msgid) \122   pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)123#endif124#define dpgettext(Domainname, Msgctxt, Msgid) \125  pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)126#define dcpgettext(Domainname, Msgctxt, Msgid, Category) \127  pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)128#ifdef DEFAULT_TEXT_DOMAIN129# define npgettext(Msgctxt, Msgid, MsgidPlural, N) \130   npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)131#else132# define npgettext(Msgctxt, Msgid, MsgidPlural, N) \133   npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)134#endif135#define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \136  npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)137#define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \138  npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)139 140#ifdef __GNUC__141__inline142#else143#ifdef __cplusplus144inline145#endif146#endif147static const char *148pgettext_aux (const char *domain,149              const char *msg_ctxt_id, const char *msgid,150              int category)151{152  const char *translation = dcgettext (domain, msg_ctxt_id, category);153  if (translation == msg_ctxt_id)154    return msgid;155  else156    return translation;157}158 159#ifdef __GNUC__160__inline161#else162#ifdef __cplusplus163inline164#endif165#endif166static const char *167npgettext_aux (const char *domain,168               const char *msg_ctxt_id, const char *msgid,169               const char *msgid_plural, unsigned long int n,170               int category)171{172  const char *translation =173    dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);174  if (translation == msg_ctxt_id || translation == msgid_plural)175    return (n == 1 ? msgid : msgid_plural);176  else177    return translation;178}179 180/* The same thing extended for non-constant arguments.  Here MSGCTXT and MSGID181   can be arbitrary expressions.  But for string literals these macros are182   less efficient than those above.  */183 184#include <string.h>185 186#if (((__GNUC__ >= 3 || __GNUG__ >= 2) && !defined __STRICT_ANSI__) \187     /* || __STDC_VERSION__ >= 199901L */ )188# define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 1189#else190# define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 0191#endif192 193#if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS194#include <stdlib.h>195#endif196 197#define pgettext_expr(Msgctxt, Msgid) \198  dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)199#define dpgettext_expr(Domainname, Msgctxt, Msgid) \200  dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)201 202#ifdef __GNUC__203__inline204#else205#ifdef __cplusplus206inline207#endif208#endif209static const char *210dcpgettext_expr (const char *domain,211                 const char *msgctxt, const char *msgid,212                 int category)213{214  size_t msgctxt_len = strlen (msgctxt) + 1;215  size_t msgid_len = strlen (msgid) + 1;216  const char *translation;217#if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS218  char msg_ctxt_id[msgctxt_len + msgid_len];219#else220  char buf[1024];221  char *msg_ctxt_id =222    (msgctxt_len + msgid_len <= sizeof (buf)223     ? buf224     : (char *) malloc (msgctxt_len + msgid_len));225  if (msg_ctxt_id != NULL)226#endif227    {228      memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);229      msg_ctxt_id[msgctxt_len - 1] = '\004';230      memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);231      translation = dcgettext (domain, msg_ctxt_id, category);232#if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS233      if (msg_ctxt_id != buf)234        free (msg_ctxt_id);235#endif236      if (translation != msg_ctxt_id)237        return translation;238    }239  return msgid;240}241 242#define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \243  dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)244#define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \245  dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)246 247#ifdef __GNUC__248__inline249#else250#ifdef __cplusplus251inline252#endif253#endif254static const char *255dcnpgettext_expr (const char *domain,256                  const char *msgctxt, const char *msgid,257                  const char *msgid_plural, unsigned long int n,258                  int category)259{260  size_t msgctxt_len = strlen (msgctxt) + 1;261  size_t msgid_len = strlen (msgid) + 1;262  const char *translation;263#if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS264  char msg_ctxt_id[msgctxt_len + msgid_len];265#else266  char buf[1024];267  char *msg_ctxt_id =268    (msgctxt_len + msgid_len <= sizeof (buf)269     ? buf270     : (char *) malloc (msgctxt_len + msgid_len));271  if (msg_ctxt_id != NULL)272#endif273    {274      memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);275      msg_ctxt_id[msgctxt_len - 1] = '\004';276      memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);277      translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);278#if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS279      if (msg_ctxt_id != buf)280        free (msg_ctxt_id);281#endif282      if (!(translation == msg_ctxt_id || translation == msgid_plural))283        return translation;284    }285  return (n == 1 ? msgid : msgid_plural);286}287 288#endif /* _LIBGETTEXT_H */289