--- glibc-2.3.2/elf/rtld.c.orig 2003-11-02 16:12:36.000000000 -0500 +++ glibc-2.3.2/elf/rtld.c 2003-11-02 16:24:43.000000000 -0500 @@ -966,6 +966,55 @@ of this helper program; chances are you GL(dl_rtld_map).l_prev = GL(dl_loaded); ++GL(dl_nloaded); +#if defined(__linux__) && defined(__i386__) + /* Debian note: this code imported from Red Hat. */ + /* Force non-TLS libraries for glibc 2.0 binaries + or if a buggy binary references non-TLS errno or h_errno. */ + if (__builtin_expect (GL(dl_loaded)->l_info[DT_NUM + + DT_THISPROCNUM + + DT_VERSIONTAGIDX (DT_VERNEED)] + == NULL, 0) + && GL(dl_loaded)->l_info[DT_DEBUG]) + GL(dl_osversion) = 0x20401; + else if ((__builtin_expect (mode, normal) != normal + || GL(dl_loaded)->l_info [ADDRIDX (DT_GNU_LIBLIST)] == NULL) + /* Only binaries have DT_DEBUG dynamic tags... */ + && GL(dl_loaded)->l_info[DT_DEBUG]) + { + /* Workaround for buggy binaries. This doesn't handle buggy + libraries. */ + bool buggy = false; + const ElfW(Sym) *symtab = (const void *) D_PTR (GL(dl_loaded), l_info[DT_SYMTAB]); + const char *strtab = (const void *) D_PTR (GL(dl_loaded), l_info[DT_STRTAB]); + Elf_Symndx symidx; + for (symidx = GL(dl_loaded)->l_buckets[0x6c994f % GL(dl_loaded)->l_nbuckets]; + !buggy && symidx != STN_UNDEF; + symidx = GL(dl_loaded)->l_chain[symidx]) + { + if (__builtin_expect (strcmp (strtab + symtab[symidx].st_name, + "errno") == 0, 0) + && ELFW(ST_TYPE) (symtab[symidx].st_info) != STT_TLS) + buggy = true; + } + for (symidx = GL(dl_loaded)->l_buckets[0xe5c992f % GL(dl_loaded)->l_nbuckets]; + !buggy && symidx != STN_UNDEF; + symidx = GL(dl_loaded)->l_chain[symidx]) + { + if (__builtin_expect (strcmp (strtab + symtab[symidx].st_name, + "h_errno") == 0, 0) + && ELFW(ST_TYPE) (symtab[symidx].st_info) != STT_TLS) + buggy = true; + } + if (__builtin_expect (buggy, false)) + { + if (GL(dl_osversion) > 0x20401) + GL(dl_osversion) = 0x20401; + _dl_error_printf ("ld.so: Incorrectly built binary which accesses errno or h_errno directly.\n" + "ld.so: See /usr/share/doc/libc6/FAQ.gz.\n"); + } + } +#endif + /* Set up the program header information for the dynamic linker itself. It is needed in the dl_iterate_phdr() callbacks. */ ElfW(Ehdr) *rtld_ehdr = (ElfW(Ehdr) *) GL(dl_rtld_map).l_map_start;