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hurd: Fix some ld.so symbol override from libc

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ld.so symbols to be overriden by libc need to be extern to really get
overriden.

	* sysdeps/mach/hurd/dl-unistd.h (__access, __brk, __lseek, __read,
	__sbrk): Do not set attribute_hidden.
	* sysdeps/mach/hurd/i386/ld.abilist: Update accordingly.
	* sysdeps/mach/hurd/i386/localplt.data: Update accordingly.
This commit is contained in:
Samuel Thibault 2018-07-28 14:57:10 +02:00
parent bcb1c4afd8
commit 99bc624136
4 changed files with 15 additions and 12 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2018-07-28 Samuel Thibault <samuel.thibault@ens-lyon.org>
* sysdeps/mach/hurd/dl-unistd.h (__access, __brk, __lseek, __read,
__sbrk): Do not set attribute_hidden.
* sysdeps/mach/hurd/i386/ld.abilist: Update accordingly.
* sysdeps/mach/hurd/i386/localplt.data: Update accordingly.
2018-07-27 Carlos O'Donell <carlos@redhat.com>
* po/uk.po: Update translations.

10
sysdeps/mach/hurd/dl-unistd.h
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@ -17,12 +17,6 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/* __close, __getcwd, __getpid, __libc_read and __libc_write can't be
hidden in ld.so on Hurd since they will be preempted by the ones in
libc.so after bootstrap. */
extern __typeof (__access) __access attribute_hidden;
extern __typeof (__brk) __brk attribute_hidden;
extern __typeof (__lseek) __lseek attribute_hidden;
/* Most stubs mustn't be hidden in ld.so on Hurd since they need to be preempted
by functions from libc.so after bootstrap. */
extern __typeof (__profil) __profil attribute_hidden;
extern __typeof (__read) __read attribute_hidden;
extern __typeof (__sbrk) __sbrk attribute_hidden;

2
sysdeps/mach/hurd/i386/ld.abilist
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@ -6,6 +6,8 @@ GLIBC_2.2.6 __libc_stack_end D 0x4
GLIBC_2.2.6 __mmap F
GLIBC_2.2.6 __open F
GLIBC_2.2.6 __open64 F
GLIBC_2.2.6 __read F
GLIBC_2.2.6 __sbrk F
GLIBC_2.2.6 __strtoul_internal F
GLIBC_2.2.6 __write F
GLIBC_2.2.6 __writev F

8
sysdeps/mach/hurd/i386/localplt.data
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@ -23,10 +23,10 @@ ld.so: _dl_catch_exception + REL R_386_GLOB_DAT
# The dynamic linker has its own versions of basic functions for initial loading
# of shared libraries. These need to be overriden by libc once loaded.
ld.so: __open ?
ld.so: __open64 ?
ld.so: __open64
ld.so: __close
ld.so: __read ?
ld.so: __write ?
ld.so: __read
ld.so: __write
ld.so: __writev
ld.so: __libc_lseek64
ld.so: __mmap
@ -36,7 +36,7 @@ ld.so: __xstat64
#ld.so: __access_noerrno
ld.so: __getpid
#ld.so: __getcwd
#ld.so: __sbrk
ld.so: __sbrk
ld.so: __strtoul_internal
#ld.so: _exit
ld.so: abort