diff options
Diffstat (limited to 'elf')
-rw-r--r-- | elf/ldconfig.c | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/elf/ldconfig.c b/elf/ldconfig.c index d26eef1..02387a1 100644 --- a/elf/ldconfig.c +++ b/elf/ldconfig.c @@ -661,6 +661,31 @@ struct dlib_entry struct dlib_entry *next; }; +/* Skip some temporary DSO files. These files may be partially written + and lead to ldconfig crashes when examined. */ +static bool +skip_dso_based_on_name (const char *name, size_t len) +{ + /* Skip temporary files created by the prelink program. Files with + names like these are never really DSOs we want to look at. */ + if (len >= sizeof (".#prelink#") - 1) + { + if (strcmp (name + len - sizeof (".#prelink#") + 1, + ".#prelink#") == 0) + return true; + if (len >= sizeof (".#prelink#.XXXXXX") - 1 + && memcmp (name + len - sizeof (".#prelink#.XXXXXX") + + 1, ".#prelink#.", sizeof (".#prelink#.") - 1) == 0) + return true; + } + /* Skip temporary files created by RPM. */ + if (memchr (name, len, ';') != NULL) + return true; + /* Skip temporary files created by dpkg. */ + if (len > 4 && memcmp (name + len - 4, ".tmp", 4) == 0) + return true; + return false; +} static void search_dir (const struct dir_entry *entry) @@ -711,18 +736,8 @@ search_dir (const struct dir_entry *entry) continue; size_t len = strlen (direntry->d_name); - /* Skip temporary files created by the prelink program. Files with - names like these are never really DSOs we want to look at. */ - if (len >= sizeof (".#prelink#") - 1) - { - if (strcmp (direntry->d_name + len - sizeof (".#prelink#") + 1, - ".#prelink#") == 0) - continue; - if (len >= sizeof (".#prelink#.XXXXXX") - 1 - && memcmp (direntry->d_name + len - sizeof (".#prelink#.XXXXXX") - + 1, ".#prelink#.", sizeof (".#prelink#.") - 1) == 0) - continue; - } + if (skip_dso_based_on_name (direntry->d_name, len)) + continue; if (asprintf (&file_name, "%s/%s", entry->path, direntry->d_name) < 0) error (EXIT_FAILURE, errno, _("Could not form library path")); if (opt_chroot != NULL) |