1/* Message catalogs for internationalization. 2 Copyright (C) 1995-1997, 2000-2007 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify it 5 under the terms of the GNU Library General Public License as published 6 by the Free Software Foundation; either version 2, or (at your option) 7 any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public 15 License along with this program; if not, write to the Free Software 16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 17 USA. */ 18 19#ifndef _LIBINTL_H 20#define _LIBINTL_H 1 21 22#include <locale.h> 23 24/* The LC_MESSAGES locale category is the category used by the functions 25 gettext() and dgettext(). It is specified in POSIX, but not in ANSI C. 26 On systems that don't define it, use an arbitrary value instead. 27 On Solaris, <locale.h> defines __LOCALE_H (or _LOCALE_H in Solaris 2.5) 28 then includes <libintl.h> (i.e. this file!) and then only defines 29 LC_MESSAGES. To avoid a redefinition warning, don't define LC_MESSAGES 30 in this case. */ 31#if !defined LC_MESSAGES && !(defined __LOCALE_H || (defined _LOCALE_H && defined __sun)) 32# define LC_MESSAGES 1729 33#endif 34 35/* We define an additional symbol to signal that we use the GNU 36 implementation of gettext. */ 37#define __USE_GNU_GETTEXT 1 38 39/* Provide information about the supported file formats. Returns the 40 maximum minor revision number supported for a given major revision. */ 41#define __GNU_GETTEXT_SUPPORTED_REVISION(major) \ 42 ((major) == 0 || (major) == 1 ? 1 : -1) 43 44/* Resolve a platform specific conflict on DJGPP. GNU gettext takes 45 precedence over _conio_gettext. */ 46#ifdef __DJGPP__ 47# undef gettext 48#endif 49 50#ifdef __cplusplus 51extern "C" { 52#endif 53 54 55/* Version number: (major<<16) + (minor<<8) + subminor */ 56#define LIBINTL_VERSION 0x001100 57extern int libintl_version; 58 59 60/* We redirect the functions to those prefixed with "libintl_". This is 61 necessary, because some systems define gettext/textdomain/... in the C 62 library (namely, Solaris 2.4 and newer, and GNU libc 2.0 and newer). 63 If we used the unprefixed names, there would be cases where the 64 definition in the C library would override the one in the libintl.so 65 shared library. Recall that on ELF systems, the symbols are looked 66 up in the following order: 67 1. in the executable, 68 2. in the shared libraries specified on the link command line, in order, 69 3. in the dependencies of the shared libraries specified on the link 70 command line, 71 4. in the dlopen()ed shared libraries, in the order in which they were 72 dlopen()ed. 73 The definition in the C library would override the one in libintl.so if 74 either 75 * -lc is given on the link command line and -lintl isn't, or 76 * -lc is given on the link command line before -lintl, or 77 * libintl.so is a dependency of a dlopen()ed shared library but not 78 linked to the executable at link time. 79 Since Solaris gettext() behaves differently than GNU gettext(), this 80 would be unacceptable. 81 82 The redirection happens by default through macros in C, so that &gettext 83 is independent of the compilation unit, but through inline functions in 84 C++, in order not to interfere with the name mangling of class fields or 85 class methods called 'gettext'. */ 86 87/* The user can define _INTL_REDIRECT_INLINE or _INTL_REDIRECT_MACROS. 88 If he doesn't, we choose the method. A third possible method is 89 _INTL_REDIRECT_ASM, supported only by GCC. */ 90#if !(defined _INTL_REDIRECT_INLINE || defined _INTL_REDIRECT_MACROS) 91# if __GNUC__ >= 2 && !(__APPLE_CC__ > 1) && !defined __MINGW32__ && !(__GNUC__ == 2 && defined _AIX) && (defined __STDC__ || defined __cplusplus) 92# define _INTL_REDIRECT_ASM 93# else 94# ifdef __cplusplus 95# define _INTL_REDIRECT_INLINE 96# else 97# define _INTL_REDIRECT_MACROS 98# endif 99# endif 100#endif 101/* Auxiliary macros. */ 102#ifdef _INTL_REDIRECT_ASM 103# define _INTL_ASM(cname) __asm__ (_INTL_ASMNAME (__USER_LABEL_PREFIX__, #cname)) 104# define _INTL_ASMNAME(prefix,cnamestring) _INTL_STRINGIFY (prefix) cnamestring 105# define _INTL_STRINGIFY(prefix) #prefix 106#else 107# define _INTL_ASM(cname) 108#endif 109 110/* _INTL_MAY_RETURN_STRING_ARG(n) declares that the given function may return 111 its n-th argument literally. This enables GCC to warn for example about 112 printf (gettext ("foo %y")). */ 113#if __GNUC__ >= 3 && !(__APPLE_CC__ > 1 && defined __cplusplus) 114# define _INTL_MAY_RETURN_STRING_ARG(n) __attribute__ ((__format_arg__ (n))) 115#else 116# define _INTL_MAY_RETURN_STRING_ARG(n) 117#endif 118 119/* Look up MSGID in the current default message catalog for the current 120 LC_MESSAGES locale. If not found, returns MSGID itself (the default 121 text). */ 122#ifdef _INTL_REDIRECT_INLINE 123extern char *libintl_gettext (const char *__msgid) 124 _INTL_MAY_RETURN_STRING_ARG (1); 125static inline char *gettext (const char *__msgid) 126{ 127 return libintl_gettext (__msgid); 128} 129#else 130#ifdef _INTL_REDIRECT_MACROS 131# define gettext libintl_gettext 132#endif 133extern char *gettext (const char *__msgid) 134 _INTL_ASM (libintl_gettext) 135 _INTL_MAY_RETURN_STRING_ARG (1); 136#endif 137 138/* Look up MSGID in the DOMAINNAME message catalog for the current 139 LC_MESSAGES locale. */ 140#ifdef _INTL_REDIRECT_INLINE 141extern char *libintl_dgettext (const char *__domainname, const char *__msgid) 142 _INTL_MAY_RETURN_STRING_ARG (2); 143static inline char *dgettext (const char *__domainname, const char *__msgid) 144{ 145 return libintl_dgettext (__domainname, __msgid); 146} 147#else 148#ifdef _INTL_REDIRECT_MACROS 149# define dgettext libintl_dgettext 150#endif 151extern char *dgettext (const char *__domainname, const char *__msgid) 152 _INTL_ASM (libintl_dgettext) 153 _INTL_MAY_RETURN_STRING_ARG (2); 154#endif 155 156/* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY 157 locale. */ 158#ifdef _INTL_REDIRECT_INLINE 159extern char *libintl_dcgettext (const char *__domainname, const char *__msgid, 160 int __category) 161 _INTL_MAY_RETURN_STRING_ARG (2); 162static inline char *dcgettext (const char *__domainname, const char *__msgid, 163 int __category) 164{ 165 return libintl_dcgettext (__domainname, __msgid, __category); 166} 167#else 168#ifdef _INTL_REDIRECT_MACROS 169# define dcgettext libintl_dcgettext 170#endif 171extern char *dcgettext (const char *__domainname, const char *__msgid, 172 int __category) 173 _INTL_ASM (libintl_dcgettext) 174 _INTL_MAY_RETURN_STRING_ARG (2); 175#endif 176 177 178/* Similar to `gettext' but select the plural form corresponding to the 179 number N. */ 180#ifdef _INTL_REDIRECT_INLINE 181extern char *libintl_ngettext (const char *__msgid1, const char *__msgid2, 182 unsigned long int __n) 183 _INTL_MAY_RETURN_STRING_ARG (1) _INTL_MAY_RETURN_STRING_ARG (2); 184static inline char *ngettext (const char *__msgid1, const char *__msgid2, 185 unsigned long int __n) 186{ 187 return libintl_ngettext (__msgid1, __msgid2, __n); 188} 189#else 190#ifdef _INTL_REDIRECT_MACROS 191# define ngettext libintl_ngettext 192#endif 193extern char *ngettext (const char *__msgid1, const char *__msgid2, 194 unsigned long int __n) 195 _INTL_ASM (libintl_ngettext) 196 _INTL_MAY_RETURN_STRING_ARG (1) _INTL_MAY_RETURN_STRING_ARG (2); 197#endif 198 199/* Similar to `dgettext' but select the plural form corresponding to the 200 number N. */ 201#ifdef _INTL_REDIRECT_INLINE 202extern char *libintl_dngettext (const char *__domainname, const char *__msgid1, 203 const char *__msgid2, unsigned long int __n) 204 _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); 205static inline char *dngettext (const char *__domainname, const char *__msgid1, 206 const char *__msgid2, unsigned long int __n) 207{ 208 return libintl_dngettext (__domainname, __msgid1, __msgid2, __n); 209} 210#else 211#ifdef _INTL_REDIRECT_MACROS 212# define dngettext libintl_dngettext 213#endif 214extern char *dngettext (const char *__domainname, 215 const char *__msgid1, const char *__msgid2, 216 unsigned long int __n) 217 _INTL_ASM (libintl_dngettext) 218 _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); 219#endif 220 221/* Similar to `dcgettext' but select the plural form corresponding to the 222 number N. */ 223#ifdef _INTL_REDIRECT_INLINE 224extern char *libintl_dcngettext (const char *__domainname, 225 const char *__msgid1, const char *__msgid2, 226 unsigned long int __n, int __category) 227 _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); 228static inline char *dcngettext (const char *__domainname, 229 const char *__msgid1, const char *__msgid2, 230 unsigned long int __n, int __category) 231{ 232 return libintl_dcngettext (__domainname, __msgid1, __msgid2, __n, __category); 233} 234#else 235#ifdef _INTL_REDIRECT_MACROS 236# define dcngettext libintl_dcngettext 237#endif 238extern char *dcngettext (const char *__domainname, 239 const char *__msgid1, const char *__msgid2, 240 unsigned long int __n, int __category) 241 _INTL_ASM (libintl_dcngettext) 242 _INTL_MAY_RETURN_STRING_ARG (2) _INTL_MAY_RETURN_STRING_ARG (3); 243#endif 244 245 246#ifndef IN_LIBGLOCALE 247 248/* Set the current default message catalog to DOMAINNAME. 249 If DOMAINNAME is null, return the current default. 250 If DOMAINNAME is "", reset to the default of "messages". */ 251#ifdef _INTL_REDIRECT_INLINE 252extern char *libintl_textdomain (const char *__domainname); 253static inline char *textdomain (const char *__domainname) 254{ 255 return libintl_textdomain (__domainname); 256} 257#else 258#ifdef _INTL_REDIRECT_MACROS 259# define textdomain libintl_textdomain 260#endif 261extern char *textdomain (const char *__domainname) 262 _INTL_ASM (libintl_textdomain); 263#endif 264 265/* Specify that the DOMAINNAME message catalog will be found 266 in DIRNAME rather than in the system locale data base. */ 267#ifdef _INTL_REDIRECT_INLINE 268extern char *libintl_bindtextdomain (const char *__domainname, 269 const char *__dirname); 270static inline char *bindtextdomain (const char *__domainname, 271 const char *__dirname) 272{ 273 return libintl_bindtextdomain (__domainname, __dirname); 274} 275#else 276#ifdef _INTL_REDIRECT_MACROS 277# define bindtextdomain libintl_bindtextdomain 278#endif 279extern char *bindtextdomain (const char *__domainname, const char *__dirname) 280 _INTL_ASM (libintl_bindtextdomain); 281#endif 282 283/* Specify the character encoding in which the messages from the 284 DOMAINNAME message catalog will be returned. */ 285#ifdef _INTL_REDIRECT_INLINE 286extern char *libintl_bind_textdomain_codeset (const char *__domainname, 287 const char *__codeset); 288static inline char *bind_textdomain_codeset (const char *__domainname, 289 const char *__codeset) 290{ 291 return libintl_bind_textdomain_codeset (__domainname, __codeset); 292} 293#else 294#ifdef _INTL_REDIRECT_MACROS 295# define bind_textdomain_codeset libintl_bind_textdomain_codeset 296#endif 297extern char *bind_textdomain_codeset (const char *__domainname, 298 const char *__codeset) 299 _INTL_ASM (libintl_bind_textdomain_codeset); 300#endif 301 302#endif /* IN_LIBGLOCALE */ 303 304 305/* Support for format strings with positions in *printf(), following the 306 POSIX/XSI specification. 307 Note: These replacements for the *printf() functions are visible only 308 in source files that #include <libintl.h> or #include "gettext.h". 309 Packages that use *printf() in source files that don't refer to _() 310 or gettext() but for which the format string could be the return value 311 of _() or gettext() need to add this #include. Oh well. */ 312 313#if !@HAVE_POSIX_PRINTF@ 314 315#include <stdio.h> 316#include <stddef.h> 317 318/* Get va_list. */ 319#if __STDC__ || defined __cplusplus || defined _MSC_VER 320# include <stdarg.h> 321#else 322# include <varargs.h> 323#endif 324 325#undef fprintf 326#define fprintf libintl_fprintf 327extern int fprintf (FILE *, const char *, ...); 328#undef vfprintf 329#define vfprintf libintl_vfprintf 330extern int vfprintf (FILE *, const char *, va_list); 331 332#undef printf 333#if defined __NetBSD__ || defined __BEOS__ || defined __CYGWIN__ || defined __MINGW32__ 334/* Don't break __attribute__((format(printf,M,N))). 335 This redefinition is only possible because the libc in NetBSD, Cygwin, 336 mingw does not have a function __printf__. */ 337# define libintl_printf __printf__ 338#endif 339#define printf libintl_printf 340extern int printf (const char *, ...); 341#undef vprintf 342#define vprintf libintl_vprintf 343extern int vprintf (const char *, va_list); 344 345#undef sprintf 346#define sprintf libintl_sprintf 347extern int sprintf (char *, const char *, ...); 348#undef vsprintf 349#define vsprintf libintl_vsprintf 350extern int vsprintf (char *, const char *, va_list); 351 352#if @HAVE_SNPRINTF@ 353 354#undef snprintf 355#define snprintf libintl_snprintf 356extern int snprintf (char *, size_t, const char *, ...); 357#undef vsnprintf 358#define vsnprintf libintl_vsnprintf 359extern int vsnprintf (char *, size_t, const char *, va_list); 360 361#endif 362 363#if @HAVE_ASPRINTF@ 364 365#undef asprintf 366#define asprintf libintl_asprintf 367extern int asprintf (char **, const char *, ...); 368#undef vasprintf 369#define vasprintf libintl_vasprintf 370extern int vasprintf (char **, const char *, va_list); 371 372#endif 373 374#if @HAVE_WPRINTF@ 375 376#undef fwprintf 377#define fwprintf libintl_fwprintf 378extern int fwprintf (FILE *, const wchar_t *, ...); 379#undef vfwprintf 380#define vfwprintf libintl_vfwprintf 381extern int vfwprintf (FILE *, const wchar_t *, va_list); 382 383#undef wprintf 384#define wprintf libintl_wprintf 385extern int wprintf (const wchar_t *, ...); 386#undef vwprintf 387#define vwprintf libintl_vwprintf 388extern int vwprintf (const wchar_t *, va_list); 389 390#undef swprintf 391#define swprintf libintl_swprintf 392extern int swprintf (wchar_t *, size_t, const wchar_t *, ...); 393#undef vswprintf 394#define vswprintf libintl_vswprintf 395extern int vswprintf (wchar_t *, size_t, const wchar_t *, va_list); 396 397#endif 398 399#endif 400 401 402/* Support for relocatable packages. */ 403 404/* Sets the original and the current installation prefix of the package. 405 Relocation simply replaces a pathname starting with the original prefix 406 by the corresponding pathname with the current prefix instead. Both 407 prefixes should be directory names without trailing slash (i.e. use "" 408 instead of "/"). */ 409#define libintl_set_relocation_prefix libintl_set_relocation_prefix 410extern void 411 libintl_set_relocation_prefix (const char *orig_prefix, 412 const char *curr_prefix); 413 414 415#ifdef __cplusplus 416} 417#endif 418 419#endif /* libintl.h */ 420