glibc-2.4: Fix up ARM EABI for removed syscalls

- patch by Daniel Jacobowitz from http://sourceware.org/ml/libc-ports/2006-03/msg00029.html

1 files changed, 329 insertions, 0 deletions

diff --git a/packages/glibc/glibc-2.4/fixup-aeabi-syscalls.patch b/packages/glibc/glibc-2.4/fixup-aeabi-syscalls.patch
new file mode 100644
index 0000000000..fb733b9194
--- /dev/null
+++ b/packages/glibc/glibc-2.4/fixup-aeabi-syscalls.patch
@@ -0,0 +1,329 @@
+Fix up ARM EABI for removed syscalls
+http://sourceware.org/ml/libc-ports/2006-03/msg00029.html
+
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/socket.S
+===================================================================
+--- glibc.orig/ports/sysdeps/unix/sysv/linux/arm/eabi/socket.S	2006-03-21 15:58:10.000000000 -0500
++++ /dev/null	1970-01-01 00:00:00.000000000 +0000
+@@ -1,131 +0,0 @@
+-/* Copyright (C) 1995, 1996, 1997, 1998, 2003, 2005
+-   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-cancel.h>
+-#include <socketcall.h>
+-
+-#define P(a, b) P2(a, b)
+-#define P2(a, b) a##b
+-
+-	.text
+-/* The socket-oriented system calls are handled unusally in Linux.
+-   They are all gated through the single `socketcall' system call number.
+-   `socketcall' takes two arguments: the first is the subcode, specifying
+-   which socket function is being called; and the second is a pointer to
+-   the arguments to the specific function.
+-
+-   The .S files for the other calls just #define socket and #include this.  */
+-
+-#ifndef __socket
+-# ifndef NO_WEAK_ALIAS
+-#  define __socket P(__,socket)
+-# else
+-#  define __socket socket
+-# endif
+-#endif
+-
+-#define PUSHARGS_1	str a1, [sp, $-8]!; .pad #8
+-#define PUSHARGS_2	stmfd sp!, {a1, a2}; .pad #8
+-#define PUSHARGS_3	stmfd sp!, {a1, a2, a3, a4}; .pad #16	/* a4 pushed for padding */
+-#define PUSHARGS_4	stmfd sp!, {a1, a2, a3, a4}; .pad #16
+-#define PUSHARGS_5	stmfd sp!, {a1, a2, a3, a4}; .pad #16	/* Caller has already pushed arg 5 */
+-#define PUSHARGS_6	stmfd sp!, {a1, a2, a3, a4}; .pad #16
+-
+-#define POPARGS_1	add sp, sp, #8
+-#define POPARGS_2	add sp, sp, #8
+-#define POPARGS_3	add sp, sp, #16
+-#define POPARGS_4	add sp, sp, #16
+-#define POPARGS_5	add sp, sp, #16
+-#define POPARGS_6	add sp, sp, #16
+-
+-#ifndef NARGS
+-#define NARGS 3			/* If we were called with no wrapper, this is really socket() */
+-#endif
+-
+-#if defined NEED_CANCELLATION && defined CENABLE
+-	PSEUDO_PROLOGUE
+-#endif
+-
+-.globl __socket
+-ENTRY (__socket)
+-	.fnstart
+-
+-	/* This code previously moved sp into ip and stored the args using
+-	   stmdb ip!, {a1-a4}.  It did not modify sp, so the stack never had
+-	   to be restored after the syscall completed.  It saved an
+-	   instruction and meant no stack cleanup work was required.
+-
+-	   This will not work in the case of a socket call being interrupted
+-	   by a signal.  If the signal handler uses any stack the arguments
+-	   to socket will be trashed.  The results of a restart of any
+-	   socket call are then unpredictable. */
+-
+-	/* Push args onto the stack.  */
+-	P(PUSHARGS_,NARGS)
+-
+-#if defined NEED_CANCELLATION && defined CENABLE
+-	SINGLE_THREAD_P
+-	bne 1f
+-#endif
+-
+-        /* Do the system call trap.  */
+-	mov a1, $P(SOCKOP_,socket)
+-	mov a2, sp
+-	DO_CALL (socketcall, 0)
+-
+-	/* Pop args off the stack */
+-	P(POPARGS_,NARGS)
+-
+-	/* r0 is < 0 if there was an error.  */
+-	cmn r0, $124
+-	RETINSTR(cc, r14)
+-	b PLTJMP(SYSCALL_ERROR)
+-
+-#if defined NEED_CANCELLATION && defined CENABLE
+-1:
+-	stmfd sp!, {r7, lr}
+-	.save {r7, lr}
+-	CENABLE
+-	mov ip, r0
+-
+-	mov r0, #P(SOCKOP_,socket)
+-	add r1, sp, #8
+-	mov r7, #SYS_ify(socketcall)
+-	swi 0x0
+-
+-	mov r7, r0
+-	mov r0, ip
+-	CDISABLE
+-	mov r0, r7
+-	ldmfd sp!, {r7, lr}
+-
+-	P(POPARGS_,NARGS)
+-
+-	/* r0 is < 0 if there was an error.  */
+-	cmn r0, $124
+-	RETINSTR(cc, r14)
+-	b PLTJMP(SYSCALL_ERROR)
+-#endif
+-
+-	.fnend
+-PSEUDO_END (__socket)
+-
+-#ifndef NO_WEAK_ALIAS
+-weak_alias (__socket, socket)
+-#endif
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/syscalls.list
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/syscalls.list	2006-03-21 15:58:46.000000000 -0500
+@@ -0,0 +1,34 @@
++# File name	Caller	Syscall name	# args	Strong name	Weak names
++
++# semaphore and shm system calls
++msgctl		-	msgctl		i:iip	__msgctl	msgctl
++msgget		-	msgget		i:ii	__msgget	msgget
++msgrcv		-	msgrcv		Ci:ibnii __msgrcv	msgrcv
++msgsnd		-	msgsnd		Ci:ibni	__msgsnd	msgsnd
++shmat		-	shmat		i:ipi	__shmat		shmat
++shmctl		-	shmctl		i:iip	__shmctl	shmctl
++shmdt		-	shmdt		i:s	__shmdt		shmdt
++shmget		-	shmget		i:iii	__shmget	shmget
++semop		-	semop		i:ipi	__semop		semop
++semtimedop	-	semtimedop	i:ipip	semtimedop
++semget		-	semget		i:iii	__semget	semget
++semctl		-	semctl		i:iiii	__semctl	semctl
++
++# proper socket implementations:
++accept		-	accept		Ci:iBN	__libc_accept	__accept accept
++bind		-	bind		i:ipi	__bind		bind
++connect		-	connect		Ci:ipi	__libc_connect	__connect_internal __connect connect
++getpeername	-	getpeername	i:ipp	__getpeername	getpeername
++getsockname	-	getsockname	i:ipp	__getsockname	getsockname
++getsockopt	-	getsockopt	i:iiiBN	__getsockopt	getsockopt
++listen		-	listen		i:ii	__listen	listen
++recv		-	recv		Ci:ibni	__libc_recv	__recv recv
++recvfrom	-	recvfrom	Ci:ibniBN	__libc_recvfrom	__recvfrom recvfrom
++recvmsg		-	recvmsg		Ci:ipi	__libc_recvmsg	__recvmsg recvmsg
++send		-	send		Ci:ibni	__libc_send	__send send
++sendmsg		-	sendmsg		Ci:ipi	__libc_sendmsg	__sendmsg sendmsg
++sendto		-	sendto		Ci:ibnibn	__libc_sendto	__sendto sendto
++setsockopt	-	setsockopt	i:iiibn	__setsockopt	setsockopt
++shutdown	-	shutdown	i:ii	__shutdown	shutdown
++socket		-	socket		i:iii	__socket	socket
++socketpair	-	socketpair	i:iiif	__socketpair	socketpair
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/linuxthreads/sysdep-cancel.h
+===================================================================
+--- glibc.orig/ports/sysdeps/unix/sysv/linux/arm/eabi/linuxthreads/sysdep-cancel.h	2006-03-21 15:58:10.000000000 -0500
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/linuxthreads/sysdep-cancel.h	2006-03-21 15:58:46.000000000 -0500
+@@ -53,9 +53,9 @@
+     UNDOARGS_##args;							\
+     cmn r0, $4096;
+ 
+-/* DOARGS pushes four bytes on the stack for five arguments, and nothing
+-   otherwise.  In order to preserve doubleword alignment, sometimes we must
+-   save an extra register.  */
++/* DOARGS pushes four bytes on the stack for five arguments, eight bytes for
++   six arguments, and nothing for fewer.  In order to preserve doubleword
++   alignment, sometimes we must save an extra register.  */
+ 
+ # define DOCARGS_0	stmfd sp!, {r7, lr}
+ # define UNDOCARGS_0
+@@ -81,6 +81,10 @@
+ # define UNDOCARGS_5	ldmfd sp!, {r0, r1, r2, r3}
+ # define RESTORE_LR_5	ldmfd sp!, {r4, r7, lr}
+ 
++# define DOCARGS_6	stmfd sp!, {r0, r1, r2, r3, r7, lr}
++# define UNDOCARGS_6	ldmfd sp!, {r0, r1, r2, r3}
++# define RESTORE_LR_6	RESTORE_LR_0
++
+ # ifdef IS_IN_libpthread
+ #  define CENABLE	bl PLTJMP(__pthread_enable_asynccancel)
+ #  define CDISABLE	bl PLTJMP(__pthread_disable_asynccancel)
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/nptl/sysdep-cancel.h
+===================================================================
+--- glibc.orig/ports/sysdeps/unix/sysv/linux/arm/eabi/nptl/sysdep-cancel.h	2006-03-21 15:58:10.000000000 -0500
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/nptl/sysdep-cancel.h	2006-03-21 15:58:46.000000000 -0500
+@@ -64,9 +64,9 @@
+     UNDOARGS_##args;							\
+     cmn r0, $4096;
+ 
+-/* DOARGS pushes four bytes on the stack for five arguments, and nothing
+-   otherwise.  In order to preserve doubleword alignment, sometimes we must
+-   save an extra register.  */
++/* DOARGS pushes four bytes on the stack for five arguments, eight bytes for
++   six arguments, and nothing for fewer.  In order to preserve doubleword
++   alignment, sometimes we must save an extra register.  */
+ 
+ # define RESTART_UNWIND .fnend; .fnstart; .save {r7, lr}
+ 
+@@ -94,6 +94,10 @@
+ # define UNDOCARGS_5	ldmfd sp!, {r0, r1, r2, r3}; .fnend; .fnstart; .save {r4}; .save {r7, lr}; .pad #4
+ # define RESTORE_LR_5	ldmfd sp!, {r4, r7, lr}
+ 
++# define DOCARGS_6	.save {r4, r5}; stmfd sp!, {r0, r1, r2, r3, r7, lr}; .save {r7, lr}; .pad #20
++# define UNDOCARGS_6	ldmfd sp!, {r0, r1, r2, r3}; .fnend; .fnstart; .save {r4, r5}; .save {r7, lr}
++# define RESTORE_LR_6	RESTORE_LR_0
++
+ # ifdef IS_IN_libpthread
+ #  define CENABLE	bl PLTJMP(__pthread_enable_asynccancel)
+ #  define CDISABLE	bl PLTJMP(__pthread_disable_asynccancel)
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/sysdep.h
+===================================================================
+--- glibc.orig/ports/sysdeps/unix/sysv/linux/arm/eabi/sysdep.h	2006-03-21 15:58:10.000000000 -0500
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/sysdep.h	2006-03-21 15:58:46.000000000 -0500
+@@ -1,4 +1,4 @@
+-/* Copyright (C) 2005
++/* Copyright (C) 2005, 2006
+    Free Software Foundation, Inc.
+ 
+    This file is part of the GNU C Library.
+@@ -29,6 +29,12 @@
+ # error Kernel headers are too old
+ #endif
+ 
++/* Don't use stime, even if the kernel headers define it.  We have
++   settimeofday, and some EABI kernels have removed stime.  Similarly
++   use setitimer to implement alarm.  */
++#undef __NR_stime
++#undef __NR_alarm
++
+ /* The ARM EABI user interface passes the syscall number in r7, instead
+    of in the swi.  This is more efficient, because the kernel does not need
+    to fetch the swi from memory to find out the number; which can be painful
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/umount.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/eabi/umount.c	2006-03-21 15:58:46.000000000 -0500
+@@ -0,0 +1,31 @@
++/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++   Contributed by David Huggins-Daines <dhd@debian.org>, 2000.
++
++   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.  */
++
++/* Since we don't have an oldumount system call, do what the kernel
++   does down here.  */
++
++extern long int __umount2 (const char *name, int flags);
++
++long int
++__umount (const char *name)
++{
++  return __umount2 (name, 0);
++}
++
++weak_alias (__umount, umount);
+Index: glibc/ports/sysdeps/unix/sysv/linux/arm/kernel-features.h
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ glibc/ports/sysdeps/unix/sysv/linux/arm/kernel-features.h	2006-03-20 17:26:58.000000000 -0500
+@@ -0,0 +1,31 @@
++/* Set flags signalling availability of kernel features based on given
++   kernel version number.
++   Copyright (C) 2006 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.  */
++
++/* The utimes syscall was added before 2.6.1.  */
++#if __LINUX_KERNEL_VERSION >= 132609
++# define __ASSUME_UTIMES	1
++#endif
++
++/* The new getrlimit syscall was added sometime before 2.4.6.  */
++#if __LINUX_KERNEL_VERSION >= 132102
++#define __ASSUME_NEW_GETRLIMIT_SYSCALL	1
++#endif
++
++#include_next <kernel-features.h>