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Update.

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* 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.
This commit is contained in:
Ulrich Drepper
1999-07-23 22:58:50 +00:00
parent fc9cfb28c0
commit 06535ae948
14 changed files with 194 additions and 113 deletions
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13
elf/dynamic-link.h
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@@ -93,6 +93,19 @@ elf_get_dynamic_info (ElfW(Dyn) *dyn, ElfW(Addr) l_addr,
info[DT_JMPREL]->d_un.d_ptr += l_addr;
if (info[VERSYMIDX (DT_VERSYM)] != NULL)
info[VERSYMIDX (DT_VERSYM)]->d_un.d_ptr += l_addr;
if (info[DT_FLAGS] != NULL)
{
/* Flags are used. Translate to the old form where available.
Since these l_info entries are only tested for NULL pointers it
is ok if they point to the DT_FLAGS entry. */
ElfW(Word) flags = info[DT_FLAGS]->d_un.d_val;
if (flags & DF_SYMBOLIC)
info[DT_SYMBOLIC] = info[DT_FLAGS];
if (flags & DF_TEXTREL)
info[DT_TEXTREL] = info[DT_FLAGS];
if (flags & DF_BIND_NOW)
info[DT_BIND_NOW] = info[DT_FLAGS];
}
}
#ifdef RESOLVE