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| author | Ulrich Drepper <drepper@redhat.com> | 1999-07-23 22:58:50 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1999-07-23 22:58:50 +0000 |
| commit | 06535ae9487708dad9048552c9c92828d998a897 (patch) | |
| tree | 644ca3f36a0aca375c41e6bdded2d3904b8821e9 /elf/dl-reloc.c | |
| parent | fc9cfb28c05def1bfc0edc099d8001f83654fd10 (diff) | |
| download | glibc-06535ae9487708dad9048552c9c92828d998a897.zip glibc-06535ae9487708dad9048552c9c92828d998a897.tar.gz glibc-06535ae9487708dad9048552c9c92828d998a897.tar.bz2 | |
Update.
* posix/unistd.h: Move declaration of __libc_enable_secure to...
* include/unistd.h: ...here.
* elf/dl-open.c (dl_open_worker): If DST is used in SUID program punt.
* elf/dl-deps.c (expand_dst): Likewise.
* elf/dynamic-link.h: Set DT_SYMBOLIC, DT_TEXTREL, and DT_BIND_NOW
based on DT_FLAGS value.
* elf/do-lookup.h: Remove reference_name parameter, add undef_map.
Add test for symbols marked STV_HIDDEN.
* elf/dl-lookup.c (_dl_lookup_symbol): Remove reference_name parameter,
add undef_map. Compute reference_name locally. Update call to
do_lookup.
(_dl_lookup_symbol_skip): Likewise.
(_dl_lookup_versioned_symbol): Likewise.
(_dl_lookup_versioned_symbol_skip): Likewise.
* elf/dl-libc.c: Update call to _dl_lookup_*symbol.
* elf/dl-runtime.c: Likewise.
* elf/dl-sym.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/ldsodefs.h: Adjust prototypes.
* elf/dl-reloc.c (RESOLV): Add test for STV_PROTECTED flag set and
handle appropriately. Add comment about DT_TEXTREL.
* elf/dl-runtime.c: Likewise.
Diffstat (limited to 'elf/dl-reloc.c')
| -rw-r--r-- | elf/dl-reloc.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/elf/dl-reloc.c b/elf/dl-reloc.c index 0bf39a8..a1c235a 100644 --- a/elf/dl-reloc.c +++ b/elf/dl-reloc.c @@ -71,11 +71,13 @@ _dl_relocate_object (struct link_map *l, struct r_scope_elem *scope[], /* This macro is used as a callback from the ELF_DYNAMIC_RELOCATE code. */ #define RESOLVE(ref, version, flags) \ - ((version) != NULL && (version)->hash != 0 \ - ? _dl_lookup_versioned_symbol (strtab + (*ref)->st_name, (ref), scope, \ - l->l_name, (version), (flags)) \ - : _dl_lookup_symbol (strtab + (*ref)->st_name, (ref), scope, \ - l->l_name, (flags))) + (ELFW(ST_VISIBILITY) ((*ref)->st_other) != STV_PROTECTED \ + ? ((version) != NULL && (version)->hash != 0 \ + ? _dl_lookup_versioned_symbol (strtab + (*ref)->st_name, l, (ref), \ + scope, (version), (flags)) \ + : _dl_lookup_symbol (strtab + (*ref)->st_name, l, (ref), scope, \ + (flags))) \ + : l->l_addr) #include "dynamic-link.h" ELF_DYNAMIC_RELOCATE (l, lazy, consider_profiling); @@ -96,6 +98,9 @@ _dl_relocate_object (struct link_map *l, struct r_scope_elem *scope[], /* Mark the object so we know this work has been done. */ l->l_relocated = 1; + /* DT_TEXTREL is now in level 2 and might phase out at some time. + But we rewrite the DT_FLAGS entry to make testing easier and + therefore it will be available at all time. */ if (l->l_info[DT_TEXTREL]) { /* Undo the protection change we made before relocating. */ |