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-rw-r--r--intl/relocatable.h81
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diff --git a/intl/relocatable.h b/intl/relocatable.h
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-/* Provide relocatable packages.
- Copyright (C) 2003, 2005, 2008 Free Software Foundation, Inc.
- Written by Bruno Haible <bruno@clisp.org>, 2003.
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, 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 Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
-
-#ifndef _RELOCATABLE_H
-#define _RELOCATABLE_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
-/* This can be enabled through the configure --enable-relocatable option. */
-#if ENABLE_RELOCATABLE
-
-/* When building a DLL, we must export some functions. Note that because
- this is a private .h file, we don't need to use __declspec(dllimport)
- in any case. */
-#if HAVE_VISIBILITY && BUILDING_DLL
-# define RELOCATABLE_DLL_EXPORTED __attribute__((__visibility__("default")))
-#elif defined _MSC_VER && BUILDING_DLL
-# define RELOCATABLE_DLL_EXPORTED __declspec(dllexport)
-#else
-# define RELOCATABLE_DLL_EXPORTED
-#endif
-
-/* 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 "/"). */
-extern RELOCATABLE_DLL_EXPORTED void
- set_relocation_prefix (const char *orig_prefix,
- const char *curr_prefix);
-
-/* Returns the pathname, relocated according to the current installation
- directory.
- The returned string is either PATHNAME unmodified or a freshly allocated
- string that you can free with free() after casting it to 'char *'. */
-extern const char * relocate (const char *pathname);
-
-/* Memory management: relocate() potentially allocates memory, because it has
- to construct a fresh pathname. If this is a problem because your program
- calls relocate() frequently, think about caching the result. Or free the
- return value if it was different from the argument pathname. */
-
-/* Convenience function:
- Computes the current installation prefix, based on the original
- installation prefix, the original installation directory of a particular
- file, and the current pathname of this file.
- Returns it, freshly allocated. Returns NULL upon failure. */
-extern char * compute_curr_prefix (const char *orig_installprefix,
- const char *orig_installdir,
- const char *curr_pathname);
-
-#else
-
-/* By default, we use the hardwired pathnames. */
-#define relocate(pathname) (pathname)
-
-#endif
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RELOCATABLE_H */