2002-10-07 Roland McGrath <roland@redhat.com>

	* sysdeps/generic/errno.c: New file.
	* csu/Makefile (aux): New variable, list errno.
	* sysdeps/unix/sysv/linux/i386/sysdep.S (errno, _errno): Remove defns.
	* sysdeps/unix/sysv/linux/m68k/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/arm/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/cris/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/hppa/sysdep.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/sysdep.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/sh/sysdep.S: Likewise.
	* sysdeps/unix/alpha/sysdep.S: Likewise.
	* sysdeps/generic/start.c: Likewise.
	* sysdeps/unix/start.c: Likewise.
	* sysdeps/unix/arm/start.c: Likewise.
	* sysdeps/unix/bsd/ultrix4/mips/start.S: Likewise.
	* sysdeps/unix/sparc/start.c: Likewise.
	* sysdeps/unix/sysv/irix4/start.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/sysdep.S: File removed.

diff --git a/sysdeps/unix/alpha/sysdep.S b/sysdeps/unix/alpha/sysdep.S
index 5279b86..05c0091 100644 (file)
--- a/sysdeps/unix/alpha/sysdep.S
+++ b/sysdeps/unix/alpha/sysdep.S
@@ -20,19 +20,6 @@
 #include <sysdep.h>
 #include <features.h>
 
-       .section .bss
-       .globl errno
-       .align 2
-errno: .space 4
-#ifdef __ELF__
-       .type errno, @object
-       .size errno, 4
-#endif
-       .globl __errno
-__errno = errno
-       .globl _errno
-_errno = errno
-
        .text
        .align 2
 

diff --git a/sysdeps/unix/arm/start.c b/sysdeps/unix/arm/start.c
index a8fea14..6088faa 100644 (file)
--- a/sysdeps/unix/arm/start.c
+++ b/sysdeps/unix/arm/start.c
@@ -28,11 +28,6 @@ int __data_start = 0;
 weak_alias (__data_start, data_start)
 #endif
 
-#ifndef errno
-volatile int __errno;
-strong_alias (__errno, errno)
-#endif
-
 extern void __libc_init __P ((int argc, char **argv, char **envp));
 extern int main __P ((int argc, char **argv, char **envp));
 

diff --git a/sysdeps/unix/bsd/ultrix4/mips/start.S b/sysdeps/unix/bsd/ultrix4/mips/start.S
index df86229..c2fc488 100644 (file)
--- a/sysdeps/unix/bsd/ultrix4/mips/start.S
+++ b/sysdeps/unix/bsd/ultrix4/mips/start.S
@@ -19,9 +19,6 @@
 
 #include <sysdep.h>
 
-__errno:
-.comm errno,           4
-
 ENTRY(__start)
   .set noreorder
 

diff --git a/sysdeps/unix/sysv/irix4/start.c b/sysdeps/unix/sysv/irix4/start.c
index 719d017..a88d0d4 100644 (file)
--- a/sysdeps/unix/sysv/irix4/start.c
+++ b/sysdeps/unix/sysv/irix4/start.c
@@ -27,9 +27,6 @@
 /* The first piece of initialized data.  */
 int __data_start = 0;
 
-__volatile int __errno = 0;
-strong_alias (__errno, errno)
-
 extern void __libc_init __P ((int argc, char **argv, char **envp));
 extern int main __P ((int argc, char **argv, char **envp));
 

diff --git a/sysdeps/unix/sysv/linux/arm/sysdep.S b/sysdeps/unix/sysv/linux/arm/sysdep.S
index 48dcffa..1a4de2a 100644 (file)
--- a/sysdeps/unix/sysv/linux/arm/sysdep.S
+++ b/sysdeps/unix/sysv/linux/arm/sysdep.S
@@ -18,13 +18,6 @@
 
 #include <sysdep.h>
 
-/* We define errno here, to be consistent with Linux/i386.  */
-       .bss
-       .globl C_SYMBOL_NAME(errno)
-       .type C_SYMBOL_NAME(errno),%object
-       .size C_SYMBOL_NAME(errno),4
-C_SYMBOL_NAME(errno):  .zero 4
-weak_alias (errno, _errno)
        .text
 
 /* The syscall stubs jump here when they detect an error.

diff --git a/sysdeps/unix/sysv/linux/cris/sysdep.S b/sysdeps/unix/sysv/linux/cris/sysdep.S
index 64fb850..e53e7bb 100644 (file)
--- a/sysdeps/unix/sysv/linux/cris/sysdep.S
+++ b/sysdeps/unix/sysv/linux/cris/sysdep.S
@@ -18,14 +18,6 @@
 
 #include <sysdep.h>
 
-/* Make space for the errno variable.  */
-
-       .globl  C_SYMBOL_NAME(errno)
-       .type   C_SYMBOL_NAME(errno),@object
-       .lcomm  C_SYMBOL_NAME(errno),4
-
-weak_alias (errno, _errno)
-
 /* The syscall stubs jump here when they detect an error, bot for PIC and
    non-PIC.  */
 

diff --git a/sysdeps/unix/sysv/linux/hppa/sysdep.c b/sysdeps/unix/sysv/linux/hppa/sysdep.c
index b333b70..bf4d4af 100644 (file)
--- a/sysdeps/unix/sysv/linux/hppa/sysdep.c
+++ b/sysdeps/unix/sysv/linux/hppa/sysdep.c
@@ -28,11 +28,6 @@ __syscall_error (int err_no)
   return -1;
 }
 
-/* We also have to have a 'real' definition of errno.  */
-#undef errno
-int errno = 0;
-weak_alias (errno, _errno)
-
 
 /* HPPA implements syscall() in 'C'; the assembler version would
    typically be in syscall.S.  */

diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.S b/sysdeps/unix/sysv/linux/m68k/sysdep.S
index 628335b..e4ec92d 100644 (file)
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.S
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.S
@@ -18,19 +18,6 @@
 
 #include <sysdep.h>
 
-/* The Linux version is in fact m68k/ELF and the start.? file for this
-   system (sysdeps/m68k/elf/start.S) is also used by The Hurd.  This file
-   must not contain the definition of the `errno' variable, we have to
-   define it somewhere else.
-
-   ...and this place is here.  */
-       .bss
-       .globl errno
-       .type errno,@object
-errno: .space 4
-       .size errno,4
-weak_alias (errno, _errno)
-       .text
 
 /* The following code is only used in the shared library when we
    compile the reentrant version.  Otherwise each system call defines

diff --git a/sysdeps/unix/sysv/linux/mips/sysdep.S b/sysdeps/unix/sysv/linux/mips/sysdep.S
deleted file mode 100644 (file)
index 2584982..0000000
--- a/sysdeps/unix/sysv/linux/mips/sysdep.S
+++ /dev/null
@@ -1,35 +0,0 @@
-/* Copyright (C) 1998, 2002 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
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <sysdep.h>
-
-/* The Linux version is in fact MIPS/ELF and the start.? file for this
-   system (sysdeps/mips/elf/start.S) is also used by The Hurd.  This file
-   must not contain the definition of the `errno' variable, we have to
-   define it somewhere else.
-
-   ...and this place is here.  */
-       .bss
-       .globl  errno
-       .type   errno,@object
-       .size   errno,4
-errno: .word   4
-       .text
-weak_alias(errno, _errno)
-
-#include <sysdeps/unix/mips/sysdep.S>