summaryrefslogtreecommitdiff
path: root/elf
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2006-06-27 13:22:20 +0000
committerUlrich Drepper <drepper@redhat.com>2006-06-27 13:22:20 +0000
commita1f0de82f4c9b98c4b43eab5cf78015324029b9c (patch)
tree33836b82207ab934375eff7209d0f5f008c6712d /elf
parent4259230fd19559ba398ff40c117fa43089003b51 (diff)
downloadglibc-a1f0de82f4c9b98c4b43eab5cf78015324029b9c.tar.gz
* elf/dl-load.c (_dl_map_object): Try harder to avoid looking at
RPATH of main map twice.
Diffstat (limited to 'elf')
-rw-r--r--elf/dl-load.c35
1 files changed, 22 insertions, 13 deletions
diff --git a/elf/dl-load.c b/elf/dl-load.c
index 01e1572f51..ae99ffdcbc 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -2030,25 +2030,34 @@ _dl_map_object (struct link_map *loader, const char *name, int preloaded,
RPATHs. */
if (loader == NULL || loader->l_info[DT_RUNPATH] == NULL)
{
+ /* This is the executable's map (if there is one). Make sure that
+ we do not look at it twice. */
+ struct link_map *main_map = GL(dl_ns)[LM_ID_BASE]._ns_loaded;
+ bool did_main_map = false;
+
/* First try the DT_RPATH of the dependent object that caused NAME
to be loaded. Then that object's dependent, and on up. */
- for (l = loader; fd == -1 && l; l = l->l_loader)
+ for (l = loader; l; l = l->l_loader)
if (cache_rpath (l, &l->l_rpath_dirs, DT_RPATH, "RPATH"))
- fd = open_path (name, namelen, preloaded, &l->l_rpath_dirs,
- &realname, &fb, loader, LA_SER_RUNPATH,
- &found_other_class);
+ {
+ fd = open_path (name, namelen, preloaded, &l->l_rpath_dirs,
+ &realname, &fb, loader, LA_SER_RUNPATH,
+ &found_other_class);
+ if (fd != -1)
+ break;
+
+ did_main_map |= l == main_map;
+ }
/* If dynamically linked, try the DT_RPATH of the executable
itself. NB: we do this for lookups in any namespace. */
- if (fd == -1)
- {
- l = GL(dl_ns)[LM_ID_BASE]._ns_loaded;
- if (l && l->l_type != lt_loaded && l != loader
- && cache_rpath (l, &l->l_rpath_dirs, DT_RPATH, "RPATH"))
- fd = open_path (name, namelen, preloaded, &l->l_rpath_dirs,
- &realname, &fb, loader ?: l, LA_SER_RUNPATH,
- &found_other_class);
- }
+ if (fd == -1 && !did_main_map
+ && main_map != NULL && main_map->l_type != lt_loaded
+ && cache_rpath (main_map, &main_map->l_rpath_dirs, DT_RPATH,
+ "RPATH"))
+ fd = open_path (name, namelen, preloaded, &main_map->l_rpath_dirs,
+ &realname, &fb, loader ?: main_map, LA_SER_RUNPATH,
+ &found_other_class);
}
/* Try the LD_LIBRARY_PATH environment variable. */