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authorzack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>2003-07-04 18:18:54 +0000
committerzack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>2003-07-04 18:18:54 +0000
commit1e12d536323a2545a537ae3fcdda617e76760f90 (patch)
treeb01fd4f285dcf287b34caf7b296d58a120edb505 /intl/relocatable.h
parent52aa1bf85dce176278a5e8ee4120bd817d770391 (diff)
top:
* intl: New directory; see intl/ChangeLog for details. * ABOUT-NLS, config.rpath: Import from gettext 0.12.1. * Makefile.tpl: all-gcc depends on maybe-all-intl. * Makefile.in: Regenerate. config: * gettext.m4: New file - copy of gettext.m4 from binutils CVS, with added AC_ISC_POSIX macro from gcc/aclocal.m4. gcc: * ABOUT-NLS: Delete. * intl: Delete entire directory. * aclocal.m4: Include ../config/gettext.m4. Delete AC_ISC_POSIX, AM_LANGINFO_CODESET, jm_GLIBC21, AM_LC_MESSAGES, AM_PATH_PROG_WITH_TEST, AM_WITH_NLS, and AM_GNU_GETTEXT. * configure.in: Use CY_GNU_GETTEXT, not AM_GNU_GETTEXT. Remove intl/Makefile from all_outputs. * configure, config.in: Regenerate. * Makefile.in: Expunge all references to intl subdirectory. Add -I../intl to INCLUDES. * intl.h: Include libintl.h if and only if ENABLE_NLS is defined. intl: * Makefile.in: Remove unnecessary capabilities for installation, build of shared libraries, generation of distribution tarballs, etc. Fix all the places that rely on the parent directory. Don't generate libgnuintl.h from anything; do generate $(objdir)/libintl.h from libgnuintl.h if necessary. Adjust DEFS for use of config.h. * libgnuintl.h.in: Rename libgnuintl.h. * README: New file. * config.charset, ref-add.sin, ref-del.sin: Delete (unused). * COPYING.LIB-2.0, COPYING.LIB-2.1: Delete (redundant). * aclocal.m4: New; generated per instructions in gettext manual. * configure.in: New; written from scratch for this configuration. * configure, config.h.in: Generated. contrib: * gcc_update: Remove gcc/intl/plural.c from list. Add new generated files intl/plural.c, intl/configure, intl/config.h.in. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68928 138bc75d-0d04-0410-961f-82ee72b054a4
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diff --git a/intl/relocatable.h b/intl/relocatable.h
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+/* Provide relocatable packages.
+ Copyright (C) 2003 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ USA. */
+
+#ifndef _RELOCATABLE_H
+#define _RELOCATABLE_H
+
+/* 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 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. */
+extern const char * relocate (const char *pathname);
+
+/* Memory management: relocate() leaks 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. */
+
+/* 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 NULL upon failure. */
+extern const 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
+
+#endif /* _RELOCATABLE_H */