2003-02-07  Jakub Jelinek  <jakub@redhat.com>

	* resolv/res_libc.c (_res): Ensure _res is not common symbol,
	so that it can have aliases.
	* inet/herrno.c (h_errno): Put it into .bss not .data section.

	Patch by Lance Larsh <Lance.Larsh@oracle.com>.
This commit is contained in:
Ulrich Drepper 2003-02-07 20:46:55 +00:00
parent eecc378cbb
commit 1f503475a5
5 changed files with 27 additions and 5 deletions

View File

@ -1,7 +1,14 @@
2003-02-07 Jakub Jelinek <jakub@redhat.com>
* resolv/res_libc.c (_res): Ensure _res is not common symbol,
so that it can have aliases.
* inet/herrno.c (h_errno): Put it into .bss not .data section.
2003-02-07 Ulrich Drepper <drepper@redhat.com>
* elf/dl-runtime.c (fixup): Correct typo in version index computation.
(profile_fixup): Likewise.
Patch by Lance Larsh <Lance.Larsh@oracle.com>.
2002-11-24 Robert Love <rml@tech9.net>

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1996,97,98,2002 Free Software Foundation, Inc.
/* Copyright (C) 1996,97,98,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -31,7 +31,10 @@ extern __thread int __libc_h_errno __attribute__ ((alias ("h_errno")))
attribute_hidden;
# define h_errno __libc_h_errno
#else
int h_errno = 0;
/* This differs from plain `int h_errno;' in that it doesn't create
a common definition, but a plain symbol that resides in .bss,
which can have an alias. */
int h_errno __attribute__((section (".bss")));
weak_alias (h_errno, _h_errno)
/* We declare these with compat_symbol so that they are not

View File

@ -1,3 +1,9 @@
2003-02-07 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/vfork.S: Make sure
__ASSUME_VFORK_SYSCALL is not defined if the kernel headers have
no __NR_vfork definition.
2003-02-07 Jakub Jelinek <jakub@redhat.com>
* tst-popen2.c: New test.
@ -7,7 +13,8 @@
* sysdeps/unix/sysv/linux/i386/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/ia64/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/vfork.S (__vfork):
Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S (__vfork): Likewise.
* sysdeps/unix/sysv/linux/x86_64/vfork.S (__vfork): Likewise.

View File

@ -86,6 +86,8 @@ ENTRY (__vfork)
jae SYSCALL_ERROR_LABEL
.Lpseudo_end:
ret
#elif !defined __NR_vfork
# error "__NR_vfork not available and __ASSUME_VFORK_SYSCALL defined"
#endif
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)

View File

@ -77,8 +77,11 @@ extern __thread struct __res_state __libc_res __attribute__ ((alias ("_res")))
attribute_hidden;
# define _res __libc_res
#else
/* The resolver state for use by single-threaded programs. */
struct __res_state _res;
/* The resolver state for use by single-threaded programs.
This differs from plain `struct __res_state _res;' in that it doesn't
create a common definition, but a plain symbol that resides in .bss,
which can have an alias. */
struct __res_state _res __attribute__((section (".bss")));
/* We declare this with compat_symbol so that it's not
visible at link time. Programs must use the accessor functions. */