aboutsummaryrefslogtreecommitdiff
path: root/intl/relocatable.h
diff options
context:
space:
mode:
authorSteve Ellcey <sje@cup.hp.com>2006-05-22 15:30:13 +0000
committerSteve Ellcey <sje@cup.hp.com>2006-05-22 15:30:13 +0000
commitbf070c84b1cefffd5ff11aabd1dab8ddaefa6a26 (patch)
tree88f9733ad6532367d457f0d69da529363d49f618 /intl/relocatable.h
parent943284cc7c29a74a1bd1c7d90ea6dbd03bc8b17c (diff)
downloadgdb-bf070c84b1cefffd5ff11aabd1dab8ddaefa6a26.zip
gdb-bf070c84b1cefffd5ff11aabd1dab8ddaefa6a26.tar.gz
gdb-bf070c84b1cefffd5ff11aabd1dab8ddaefa6a26.tar.bz2
2006-05-22 Steve Ellcey <sje@cup.hp.com>
* MAINTAINERS: Change intl updating instructions. * config.rpath: Copy from GCC tree. * intl: Replace contents of intl directory with intl from GCC tree.
Diffstat (limited to 'intl/relocatable.h')
-rw-r--r--intl/relocatable.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/intl/relocatable.h b/intl/relocatable.h
new file mode 100644
index 0000000..5ac0b04
--- /dev/null
+++ b/intl/relocatable.h
@@ -0,0 +1,67 @@
+/* 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
+ 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 */