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Diffstat (limited to 'intl/libgnuintl.h')
| -rw-r--r-- | intl/libgnuintl.h | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/intl/libgnuintl.h b/intl/libgnuintl.h new file mode 100644 index 00000000000..f6138affb59 --- /dev/null +++ b/intl/libgnuintl.h @@ -0,0 +1,309 @@ +/* Message catalogs for internationalization. + Copyright (C) 1995-1997, 2000-2003 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU Library General Public License as published + by the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, + USA. */ + +#ifndef _LIBINTL_H +#define _LIBINTL_H 1 + +#include <locale.h> + +/* The LC_MESSAGES locale category is the category used by the functions + gettext() and dgettext(). It is specified in POSIX, but not in ANSI C. + On systems that don't define it, use an arbitrary value instead. + On Solaris, <locale.h> defines __LOCALE_H (or _LOCALE_H in Solaris 2.5) + then includes <libintl.h> (i.e. this file!) and then only defines + LC_MESSAGES. To avoid a redefinition warning, don't define LC_MESSAGES + in this case. */ +#if !defined LC_MESSAGES && !(defined __LOCALE_H || (defined _LOCALE_H && defined __sun)) +# define LC_MESSAGES 1729 +#endif + +/* We define an additional symbol to signal that we use the GNU + implementation of gettext. */ +#define __USE_GNU_GETTEXT 1 + +/* Provide information about the supported file formats. Returns the + maximum minor revision number supported for a given major revision. */ +#define __GNU_GETTEXT_SUPPORTED_REVISION(major) \ + ((major) == 0 ? 1 : -1) + +/* Resolve a platform specific conflict on DJGPP. GNU gettext takes + precedence over _conio_gettext. */ +#ifdef __DJGPP__ +# undef gettext +#endif + +/* Use _INTL_PARAMS, not PARAMS, in order to avoid clashes with identifiers + used by programs. Similarly, test __PROTOTYPES, not PROTOTYPES. */ +#ifndef _INTL_PARAMS +# if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES +# define _INTL_PARAMS(args) args +# else +# define _INTL_PARAMS(args) () +# endif +#endif + +#ifdef __cplusplus +extern "C" { +#endif + + +/* We redirect the functions to those prefixed with "libintl_". This is + necessary, because some systems define gettext/textdomain/... in the C + library (namely, Solaris 2.4 and newer, and GNU libc 2.0 and newer). + If we used the unprefixed names, there would be cases where the + definition in the C library would override the one in the libintl.so + shared library. Recall that on ELF systems, the symbols are looked + up in the following order: + 1. in the executable, + 2. in the shared libraries specified on the link command line, in order, + 3. in the dependencies of the shared libraries specified on the link + command line, + 4. in the dlopen()ed shared libraries, in the order in which they were + dlopen()ed. + The definition in the C library would override the one in libintl.so if + either + * -lc is given on the link command line and -lintl isn't, or + * -lc is given on the link command line before -lintl, or + * libintl.so is a dependency of a dlopen()ed shared library but not + linked to the executable at link time. + Since Solaris gettext() behaves differently than GNU gettext(), this + would be unacceptable. + + The redirection happens by default through macros in C, so that &gettext + is independent of the compilation unit, but through inline functions in + C++, in order not to interfere with the name mangling of class fields or + class methods called 'gettext'. */ + +/* The user can define _INTL_REDIRECT_INLINE or _INTL_REDIRECT_MACROS. + If he doesn't, we choose the method. A third possible method is + _INTL_REDIRECT_ASM, supported only by GCC. */ +#if !(defined _INTL_REDIRECT_INLINE || defined _INTL_REDIRECT_MACROS) +# if __GNUC__ >= 2 && !defined __APPLE_CC__ && (defined __STDC__ || defined __cplusplus) +# define _INTL_REDIRECT_ASM +# else +# ifdef __cplusplus +# define _INTL_REDIRECT_INLINE +# else +# define _INTL_REDIRECT_MACROS +# endif +# endif +#endif +/* Auxiliary macros. */ +#ifdef _INTL_REDIRECT_ASM +# define _INTL_ASM(cname) __asm__ (_INTL_ASMNAME (__USER_LABEL_PREFIX__, #cname)) +# define _INTL_ASMNAME(prefix,cnamestring) _INTL_STRINGIFY (prefix) cnamestring +# define _INTL_STRINGIFY(prefix) #prefix +#else +# define _INTL_ASM(cname) +#endif + +/* Look up MSGID in the current default message catalog for the current + LC_MESSAGES locale. If not found, returns MSGID itself (the default + text). */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_gettext (const char *__msgid); +static inline char *gettext (const char *__msgid) +{ + return libintl_gettext (__msgid); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define gettext libintl_gettext +#endif +extern char *gettext _INTL_PARAMS ((const char *__msgid)) + _INTL_ASM (libintl_gettext); +#endif + +/* Look up MSGID in the DOMAINNAME message catalog for the current + LC_MESSAGES locale. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_dgettext (const char *__domainname, const char *__msgid); +static inline char *dgettext (const char *__domainname, const char *__msgid) +{ + return libintl_dgettext (__domainname, __msgid); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define dgettext libintl_dgettext +#endif +extern char *dgettext _INTL_PARAMS ((const char *__domainname, + const char *__msgid)) + _INTL_ASM (libintl_dgettext); +#endif + +/* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY + locale. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_dcgettext (const char *__domainname, const char *__msgid, + int __category); +static inline char *dcgettext (const char *__domainname, const char *__msgid, + int __category) +{ + return libintl_dcgettext (__domainname, __msgid, __category); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define dcgettext libintl_dcgettext +#endif +extern char *dcgettext _INTL_PARAMS ((const char *__domainname, + const char *__msgid, + int __category)) + _INTL_ASM (libintl_dcgettext); +#endif + + +/* Similar to `gettext' but select the plural form corresponding to the + number N. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_ngettext (const char *__msgid1, const char *__msgid2, + unsigned long int __n); +static inline char *ngettext (const char *__msgid1, const char *__msgid2, + unsigned long int __n) +{ + return libintl_ngettext (__msgid1, __msgid2, __n); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define ngettext libintl_ngettext +#endif +extern char *ngettext _INTL_PARAMS ((const char *__msgid1, + const char *__msgid2, + unsigned long int __n)) + _INTL_ASM (libintl_ngettext); +#endif + +/* Similar to `dgettext' but select the plural form corresponding to the + number N. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_dngettext (const char *__domainname, const char *__msgid1, + const char *__msgid2, unsigned long int __n); +static inline char *dngettext (const char *__domainname, const char *__msgid1, + const char *__msgid2, unsigned long int __n) +{ + return libintl_dngettext (__domainname, __msgid1, __msgid2, __n); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define dngettext libintl_dngettext +#endif +extern char *dngettext _INTL_PARAMS ((const char *__domainname, + const char *__msgid1, + const char *__msgid2, + unsigned long int __n)) + _INTL_ASM (libintl_dngettext); +#endif + +/* Similar to `dcgettext' but select the plural form corresponding to the + number N. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_dcngettext (const char *__domainname, + const char *__msgid1, const char *__msgid2, + unsigned long int __n, int __category); +static inline char *dcngettext (const char *__domainname, + const char *__msgid1, const char *__msgid2, + unsigned long int __n, int __category) +{ + return libintl_dcngettext (__domainname, __msgid1, __msgid2, __n, __category); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define dcngettext libintl_dcngettext +#endif +extern char *dcngettext _INTL_PARAMS ((const char *__domainname, + const char *__msgid1, + const char *__msgid2, + unsigned long int __n, + int __category)) + _INTL_ASM (libintl_dcngettext); +#endif + + +/* Set the current default message catalog to DOMAINNAME. + If DOMAINNAME is null, return the current default. + If DOMAINNAME is "", reset to the default of "messages". */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_textdomain (const char *__domainname); +static inline char *textdomain (const char *__domainname) +{ + return libintl_textdomain (__domainname); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define textdomain libintl_textdomain +#endif +extern char *textdomain _INTL_PARAMS ((const char *__domainname)) + _INTL_ASM (libintl_textdomain); +#endif + +/* Specify that the DOMAINNAME message catalog will be found + in DIRNAME rather than in the system locale data base. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_bindtextdomain (const char *__domainname, + const char *__dirname); +static inline char *bindtextdomain (const char *__domainname, + const char *__dirname) +{ + return libintl_bindtextdomain (__domainname, __dirname); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define bindtextdomain libintl_bindtextdomain +#endif +extern char *bindtextdomain _INTL_PARAMS ((const char *__domainname, + const char *__dirname)) + _INTL_ASM (libintl_bindtextdomain); +#endif + +/* Specify the character encoding in which the messages from the + DOMAINNAME message catalog will be returned. */ +#ifdef _INTL_REDIRECT_INLINE +extern char *libintl_bind_textdomain_codeset (const char *__domainname, + const char *__codeset); +static inline char *bind_textdomain_codeset (const char *__domainname, + const char *__codeset) +{ + return libintl_bind_textdomain_codeset (__domainname, __codeset); +} +#else +#ifdef _INTL_REDIRECT_MACROS +# define bind_textdomain_codeset libintl_bind_textdomain_codeset +#endif +extern char *bind_textdomain_codeset _INTL_PARAMS ((const char *__domainname, + const char *__codeset)) + _INTL_ASM (libintl_bind_textdomain_codeset); +#endif + + +/* Support for relocatable packages. */ + +/* Sets the original and the current installation prefix of the package. + Relocation simply replaces a pathname starting with the original prefix + by the corresponding pathname with the current prefix instead. Both + prefixes should be directory names without trailing slash (i.e. use "" + instead of "/"). */ +#define libintl_set_relocation_prefix libintl_set_relocation_prefix +extern void + libintl_set_relocation_prefix _INTL_PARAMS ((const char *orig_prefix, + const char *curr_prefix)); + + +#ifdef __cplusplus +} +#endif + +#endif /* libintl.h */ |