diff options
Diffstat (limited to 'intl/relocatable.h')
| -rw-r--r-- | intl/relocatable.h | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/intl/relocatable.h b/intl/relocatable.h index f6d38321..3acb5343 100644 --- a/intl/relocatable.h +++ b/intl/relocatable.h @@ -1,5 +1,5 @@ /* 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 @@ -46,23 +46,27 @@ 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 |