diff options
Diffstat (limited to 'include/link.h')
| -rw-r--r-- | include/link.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/link.h b/include/link.h index be52b97370..2e771e433a 100644 --- a/include/link.h +++ b/include/link.h @@ -79,6 +79,21 @@ struct r_search_path_struct int malloced; }; +/* Type used by the l_nodelete member. */ +enum link_map_nodelete +{ + /* This link map can be deallocated. */ + link_map_nodelete_inactive = 0, /* Zero-initialized in _dl_new_object. */ + + /* This link map cannot be deallocated. */ + link_map_nodelete_active, + + /* This link map cannot be deallocated after dlopen has succeded. + dlopen turns this into link_map_nodelete_active. dlclose treats + this intermediate state as link_map_nodelete_active. */ + link_map_nodelete_pending, +}; + /* Structure describing a loaded shared object. The `l_next' and `l_prev' members form a chain of all the shared objects loaded at startup. @@ -203,6 +218,11 @@ struct link_map freed, ie. not allocated with the dummy malloc in ld.so. */ + /* Actually of type enum link_map_nodelete. Separate byte due to + a read in add_dependency in elf/dl-lookup.c outside the loader + lock. Only valid for l_type == lt_loaded. */ + unsigned char l_nodelete; + #include <link_map.h> /* Collected information about own RPATH directories. */ |