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* sysdeps/generic/ldsodefs.h (struct rtld_global_ro): Define

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_dl_sysinfo_dso under [NEED_DL_SYSINFO_DSO] as well.
	* elf/rtld.c (dl_main): Set up GLRO(dl_sysinfo_dso) under
	[NEED_DL_SYSINFO_DSO] as well.
	* sysdeps/generic/dl-sysdep.c (_dl_show_auxv): Always include
	AT_SYSINFO and AT_SYSINFO_EHDR in name table.
	(_dl_sysdep_start) [NEED_DL_SYSINFO_DSO]: Match AT_SYSINFO_EHDR.
	* elf/dl-support.c (_dl_sysinfo_dso): Define also under
	[NEED_DL_SYSINFO_DSO].
	(_dl_aux_init) [NEED_DL_SYSINFO || NEED_DL_SYSINFO_DSO]:
	Match AT_SYSINFO_EHDR and set GL(dl_sysinfo_dso).

2004-11-05  Roland McGrath  <roland@redhat.com>
This commit is contained in:
Roland McGrath
2004-11-06 00:24:55 +00:00
parent c3047bca73
commit 30e32d23eb
5 changed files with 30 additions and 5 deletions
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7
elf/dl-support.c
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@ -136,6 +136,8 @@ int (*_dl_make_stack_executable_hook) (void **) internal_function
#ifdef NEED_DL_SYSINFO
/* Needed for improved syscall handling on at least x86/Linux. */
uintptr_t _dl_sysinfo = DL_SYSINFO_DEFAULT;
#endif
#if defined NEED_DL_SYSINFO || defined NEED_DL_SYSINFO_DSO
/* Address of the ELF headers in the vsyscall page. */
const ElfW(Ehdr) *_dl_sysinfo_dso;
#endif
@ -183,6 +185,11 @@ _dl_aux_init (ElfW(auxv_t) *av)
case AT_SYSINFO:
GL(dl_sysinfo) = av->a_un.a_val;
break;
#endif
#if defined NEED_DL_SYSINFO || defined NEED_DL_SYSINFO_DSO
case AT_SYSINFO_EHDR:
GL(dl_sysinfo_dso) = av->a_un.a_ptr;
break;
#endif
case AT_UID:
uid ^= av->a_un.a_val;