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-rw-r--r--meta/recipes-core/uclibc/uclibc-0.9.30.1/arm-linuxthreads.patch218
1 files changed, 218 insertions, 0 deletions
diff --git a/meta/recipes-core/uclibc/uclibc-0.9.30.1/arm-linuxthreads.patch b/meta/recipes-core/uclibc/uclibc-0.9.30.1/arm-linuxthreads.patch
new file mode 100644
index 0000000000..e222668a66
--- /dev/null
+++ b/meta/recipes-core/uclibc/uclibc-0.9.30.1/arm-linuxthreads.patch
@@ -0,0 +1,218 @@
+Index: uClibc/libpthread/linuxthreads/sysdeps/unix/sysv/linux/arm/vfork.S
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ uClibc/libpthread/linuxthreads/sysdeps/unix/sysv/linux/arm/vfork.S 2008-08-28 00:22:06.278340855 +0200
+@@ -0,0 +1,78 @@
++/* Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc.
++ This file is part of the GNU C Library.
++ Contributed by Philip Blundell <philb@gnu.org>.
++
++ 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>
++#define _ERRNO_H 1
++#include <bits/errno.h>
++#include <kernel-features.h>
++
++/* Clone the calling process, but without copying the whole address space.
++ The calling process is suspended until the new process exits or is
++ replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
++ and the process ID of the new process to the old process. */
++
++ENTRY (__vfork)
++
++#ifdef __NR_vfork
++
++#ifdef SHARED
++ ldr ip, 1f
++ ldr r0, 2f
++3: add ip, pc, ip
++ ldr r0, [ip, r0]
++#else
++ ldr r0, 1f
++#endif
++ movs r0, r0
++ bne HIDDEN_JUMPTARGET (__fork)
++
++ DO_CALL (vfork, 0)
++ cmn a1, #4096
++ RETINSTR(cc, lr)
++
++#ifndef __ASSUME_VFORK_SYSCALL
++ /* Check if vfork syscall is known at all. */
++ cmn a1, #ENOSYS
++ bne PLTJMP(C_SYMBOL_NAME(__syscall_error))
++#endif
++
++#endif
++
++#ifndef __ASSUME_VFORK_SYSCALL
++ /* If we don't have vfork, fork is close enough. */
++ DO_CALL (fork, 0)
++ cmn a1, #4096
++ RETINSTR(cc, lr)
++#elif !defined __NR_vfork
++# error "__NR_vfork not available and __ASSUME_VFORK_SYSCALL defined"
++#endif
++ b PLTJMP(C_SYMBOL_NAME(__syscall_error))
++
++#ifdef SHARED
++1: .word _GLOBAL_OFFSET_TABLE_ - 3b - 8
++2: .word __libc_pthread_functions(GOTOFF)
++#else
++ .weak pthread_create
++1: .word pthread_create
++#endif
++
++PSEUDO_END (__vfork)
++libc_hidden_def (__vfork)
++
++weak_alias (__vfork, vfork)
+Index: uClibc/libpthread/linuxthreads/sysdeps/unix/sysv/linux/arm/sysdep-cancel.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ uClibc/libpthread/linuxthreads/sysdeps/unix/sysv/linux/arm/sysdep-cancel.h 2008-08-28 00:28:04.301636993 +0200
+@@ -0,0 +1,130 @@
++/* Copyright (C) 2003, 2005 Free Software Foundation, Inc.
++ This file is part of the GNU C Library.
++ Contributed by Phil Blundell <pb@nexus.co.uk>, 2003.
++
++ 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 <tls.h>
++#include <pt-machine.h>
++#ifndef __ASSEMBLER__
++# include <linuxthreads/internals.h>
++#endif
++
++#if !defined NOT_IN_libc || defined IS_IN_libpthread
++
++/* We push lr onto the stack, so we have to use ldmib instead of ldmia
++ to find the saved arguments. */
++# ifdef PIC
++# undef DOARGS_5
++# undef DOARGS_6
++# undef DOARGS_7
++# define DOARGS_5 str r4, [sp, $-4]!; ldr r4, [sp, $8];
++# define DOARGS_6 mov ip, sp; stmfd sp!, {r4, r5}; ldmib ip, {r4, r5};
++# define DOARGS_7 mov ip, sp; stmfd sp!, {r4, r5, r6}; ldmib ip, {r4, r5, r6};
++# endif
++
++# undef PSEUDO_RET
++# define PSEUDO_RET \
++ ldrcc pc, [sp], $4; \
++ ldr lr, [sp], $4; \
++ b PLTJMP(SYSCALL_ERROR)
++
++# undef PSEUDO
++# define PSEUDO(name, syscall_name, args) \
++ .section ".text"; \
++ PSEUDO_PROLOGUE; \
++ ENTRY (name); \
++ SINGLE_THREAD_P; \
++ bne .Lpseudo_cancel; \
++ DO_CALL (syscall_name, args); \
++ cmn r0, $4096; \
++ RETINSTR(cc, lr); \
++ b PLTJMP(SYSCALL_ERROR); \
++ .Lpseudo_cancel: \
++ str lr, [sp, $-4]!; \
++ DOCARGS_##args; /* save syscall args around CENABLE. */ \
++ CENABLE; \
++ mov ip, r0; /* put mask in safe place. */ \
++ UNDOCARGS_##args; /* restore syscall args. */ \
++ swi SYS_ify (syscall_name); /* do the call. */ \
++ str r0, [sp, $-4]!; /* save syscall return value. */ \
++ mov r0, ip; /* get mask back. */ \
++ CDISABLE; \
++ ldr r0, [sp], $4; /* retrieve return value. */ \
++ UNDOC2ARGS_##args; /* fix register damage. */ \
++ cmn r0, $4096;
++
++# define DOCARGS_0
++# define UNDOCARGS_0
++# define UNDOC2ARGS_0
++
++# define DOCARGS_1 str r0, [sp, #-4]!;
++# define UNDOCARGS_1 ldr r0, [sp], #4;
++# define UNDOC2ARGS_1
++
++# define DOCARGS_2 str r1, [sp, #-4]!; str r0, [sp, #-4]!;
++# define UNDOCARGS_2 ldr r0, [sp], #4; ldr r1, [sp], #4;
++# define UNDOC2ARGS_2
++
++# define DOCARGS_3 str r2, [sp, #-4]!; str r1, [sp, #-4]!; str r0, [sp, #-4]!;
++# define UNDOCARGS_3 ldr r0, [sp], #4; ldr r1, [sp], #4; ldr r2, [sp], #4
++# define UNDOC2ARGS_3
++
++# define DOCARGS_4 stmfd sp!, {r0-r3}
++# define UNDOCARGS_4 ldmfd sp!, {r0-r3}
++# define UNDOC2ARGS_4
++
++# define DOCARGS_5 stmfd sp!, {r0-r3}
++# define UNDOCARGS_5 ldmfd sp, {r0-r3}; str r4, [sp, #-4]!; ldr r4, [sp, #24]
++# define UNDOC2ARGS_5 ldr r4, [sp], #20
++
++# ifdef IS_IN_libpthread
++# define CENABLE bl PLTJMP(__pthread_enable_asynccancel)
++# define CDISABLE bl PLTJMP(__pthread_disable_asynccancel)
++# define __local_multiple_threads __pthread_multiple_threads
++# else
++# define CENABLE bl PLTJMP(__libc_enable_asynccancel)
++# define CDISABLE bl PLTJMP(__libc_disable_asynccancel)
++# define __local_multiple_threads __libc_multiple_threads
++# endif
++
++# ifndef __ASSEMBLER__
++extern int __local_multiple_threads attribute_hidden;
++# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1)
++# else
++# if !defined PIC
++# define SINGLE_THREAD_P \
++ ldr ip, =__local_multiple_threads; \
++ ldr ip, [ip]; \
++ teq ip, #0;
++# define PSEUDO_PROLOGUE
++# else
++# define SINGLE_THREAD_P \
++ ldr ip, 1b; \
++2: \
++ ldr ip, [pc, ip]; \
++ teq ip, #0;
++# define PSEUDO_PROLOGUE \
++ 1: .word __local_multiple_threads - 2f - 8;
++# endif
++# endif
++
++#elif !defined __ASSEMBLER__
++
++/* This code should never be used but we define it anyhow. */
++# define SINGLE_THREAD_P (1)
++
++#endif