diff options
Diffstat (limited to 'intl/relocatable.h')
| -rw-r--r-- | intl/relocatable.h | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/intl/relocatable.h b/intl/relocatable.h index f6d3832..3058fdb 100644 --- a/intl/relocatable.h +++ b/intl/relocatable.h @@ -1,21 +1,19 @@ /* Provide relocatable packages. - Copyright (C) 2003, 2005 Free Software Foundation, Inc. + 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 Library General Public License as published - by the Free Software Foundation; either version 2, or (at your option) - any later version. + 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 - Library General Public License for more details. + 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 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. */ + 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 @@ -46,23 +44,27 @@ extern "C" { instead of "/"). */ extern RELOCATABLE_DLL_EXPORTED void set_relocation_prefix (const char *orig_prefix, - const char *curr_prefix); + const char *curr_prefix); /* Returns the pathname, relocated according to the current installation - directory. */ + 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() 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. */ +/* 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 NULL upon failure. */ -extern const char * compute_curr_prefix (const char *orig_installprefix, - const char *orig_installdir, - const char *curr_pathname); + 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 |