From 82d8607da1e320ca964438b8158abb93a9b3d356 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 25 Aug 2003 21:50:13 +0000 Subject: Update. 2003-08-25 Jakub Jelinek * elf/ldconfig.c (search_dir): Treat symlink as regular file if it won't point to itself unless it is .so symlink for the linker. --- elf/ldconfig.c | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) (limited to 'elf') diff --git a/elf/ldconfig.c b/elf/ldconfig.c index 444dc73750..64c4f64727 100644 --- a/elf/ldconfig.c +++ b/elf/ldconfig.c @@ -787,16 +787,33 @@ search_dir (const struct dir_entry *entry) continue; } - /* Links will just point to itself. */ + + /* A link may just point to itself. */ if (is_link) { - free (soname); - soname = xstrdup (direntry->d_name); - } + /* If the path the link points to isn't its soname and it is not + .so symlink for ld(1) only, we treat it as a normal file. */ + char *real_base_name = basename (real_name); + + if (strcmp (real_base_name, soname) != 0) + { + len = strlen (real_base_name); + if (len < strlen (".so") + || strcmp (real_base_name + len - strlen (".so"), ".so") != 0 + || strncmp (real_base_name, soname, len) != 0) + is_link = 0; + } + } if (real_name != real_file_name) free (real_name); + if (is_link) + { + free (soname); + soname = xstrdup (direntry->d_name); + } + if (flag == FLAG_ELF && (entry->flag == FLAG_ELF_LIBC5 || entry->flag == FLAG_ELF_LIBC6)) -- cgit 1.4.1