Merge "libc: Fix prctl() declaration."
diff --git a/libc/Android.mk b/libc/Android.mk
index 2e7cd5a..033c273 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -553,7 +553,7 @@
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.S
@mkdir -p $(dir $@)
- $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
+ $(TARGET_CC) $(libc_crt_target_cflags) -fPIC -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o
diff --git a/libc/arch-x86/bionic/__stack_chk_fail_local.S b/libc/arch-x86/bionic/__stack_chk_fail_local.S
new file mode 100644
index 0000000..59fe86e
--- /dev/null
+++ b/libc/arch-x86/bionic/__stack_chk_fail_local.S
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+/*
+ * Contributed by: Intel Corporation
+ */
+
+ .text
+ .p2align 4,,15
+ .globl __stack_chk_fail_local
+ .hidden __stack_chk_fail_local
+ .type __stack_chk_fail_local, @function
+
+__stack_chk_fail_local:
+#ifdef __PIC__
+ pushl %ebx
+ call __x86.get_pc_thunk.bx
+ addl $_GLOBAL_OFFSET_TABLE_, %ebx
+ call __stack_chk_fail@PLT
+#else /* PIC */
+ jmp __stack_chk_fail
+#endif /* not PIC */
+
+ .size __stack_chk_fail_local, .-__stack_chk_fail_local
diff --git a/libc/arch-x86/bionic/crtbegin_dynamic.S b/libc/arch-x86/bionic/crtbegin_dynamic.S
index 0a7bc62..540556b 100644
--- a/libc/arch-x86/bionic/crtbegin_dynamic.S
+++ b/libc/arch-x86/bionic/crtbegin_dynamic.S
@@ -76,10 +76,62 @@
.globl __INIT_ARRAY__
__INIT_ARRAY__:
.long -1
+ .long frame_dummy
.section .fini_array, "aw"
.globl __FINI_ARRAY__
__FINI_ARRAY__:
.long -1
+ .long __do_global_dtors_aux
+
+ .section .eh_frame,"a",@progbits
+ .align 4
+ .type __EH_FRAME_BEGIN__, @object
+__EH_FRAME_BEGIN__:
+ .text
+ .p2align 4,,15
+ .type __do_global_dtors_aux, @function
+__do_global_dtors_aux:
+ pushl %ebp
+ movl %esp, %ebp
+ subl $24, %esp
+ cmpb $0, completed.4454
+ jne .L4
+ movl $__deregister_frame_info_bases, %eax
+ testl %eax, %eax
+ je .L3
+ movl $__EH_FRAME_BEGIN__, (%esp)
+ call __deregister_frame_info_bases
+.L3:
+ movb $1, completed.4454
+.L4:
+ leave
+ ret
+ .text
+ .p2align 4,,15
+ .type frame_dummy, @function
+frame_dummy:
+ pushl %ebp
+ movl $__register_frame_info_bases, %eax
+ movl %esp, %ebp
+ subl $24, %esp
+ testl %eax, %eax
+ je .L7
+ movl %ebx, 12(%esp)
+ movl $0, 8(%esp)
+ movl $object.4466, 4(%esp)
+ movl $__EH_FRAME_BEGIN__, (%esp)
+ call __register_frame_info_bases
+.L7:
+ leave
+ ret
+ .local completed.4454
+ .comm completed.4454,1,1
+ .local object.4466
+ .comm object.4466,24,4
+ .weak __register_frame_info_bases
+ .weak __deregister_frame_info_bases
#include "__dso_handle.S"
+#include "__stack_chk_fail_local.S"
+
diff --git a/libc/arch-x86/bionic/crtbegin_so.S b/libc/arch-x86/bionic/crtbegin_so.S
index b3a01b5..2741742 100644
--- a/libc/arch-x86/bionic/crtbegin_so.S
+++ b/libc/arch-x86/bionic/crtbegin_so.S
@@ -1,16 +1,10 @@
-# This function is to be called when the shared library
-# is unloaded through dlclose()
-_on_dlclose:
- lea __dso_handle, %eax
- call __cxa_finalize
- ret
-
.section .init_array, "aw"
.align 4
.type __INIT_ARRAY__, @object
.globl __INIT_ARRAY__
__INIT_ARRAY__:
.long -1
+ .long frame_dummy
.section .fini_array, "aw"
.align 4
@@ -18,6 +12,87 @@
.globl __FINI_ARRAY__
__FINI_ARRAY__:
.long -1
- .long _on_dlclose
+ .long __do_global_dtors_aux
+
+ .section .eh_frame,"a",@progbits
+ .align 4
+ .type __EH_FRAME_BEGIN__, @object
+__EH_FRAME_BEGIN__:
+ .text
+ .p2align 4,,15
+ .type __do_global_dtors_aux, @function
+__do_global_dtors_aux:
+ pushl %ebp
+ movl %esp, %ebp
+ pushl %ebx
+ call __x86.get_pc_thunk.bx
+ addl $_GLOBAL_OFFSET_TABLE_, %ebx
+ subl $20, %esp
+ cmpb $0, completed.4454@GOTOFF(%ebx)
+ jne .L5
+ movl __dso_handle@GOTOFF(%ebx), %eax
+ movl %eax, (%esp)
+ call __cxa_finalize@PLT
+ movl __deregister_frame_info_bases@GOT(%ebx), %eax
+ testl %eax, %eax
+ je .L4
+ leal __EH_FRAME_BEGIN__@GOTOFF(%ebx), %eax
+ movl %eax, (%esp)
+ call __deregister_frame_info_bases@PLT
+.L4:
+ movb $1, completed.4454@GOTOFF(%ebx)
+.L5:
+ addl $20, %esp
+ popl %ebx
+ popl %ebp
+ ret
+ .text
+ .p2align 4,,15
+ .type frame_dummy, @function
+frame_dummy:
+ pushl %ebp
+ movl %esp, %ebp
+ pushl %ebx
+ call __x86.get_pc_thunk.bx
+ addl $_GLOBAL_OFFSET_TABLE_, %ebx
+ subl $20, %esp
+ movl __register_frame_info_bases@GOT(%ebx), %eax
+ testl %eax, %eax
+ je .L8
+ leal object.4469@GOTOFF(%ebx), %eax
+ movl %eax, 4(%esp)
+ leal __EH_FRAME_BEGIN__@GOTOFF(%ebx), %eax
+ movl %ebx, 12(%esp)
+ movl $0, 8(%esp)
+ movl %eax, (%esp)
+ call __register_frame_info_bases@PLT
+.L8:
+ addl $20, %esp
+ popl %ebx
+ popl %ebp
+ ret
+ .local completed.4454
+ .comm completed.4454,1,1
+ .local object.4469
+ .comm object.4469,24,4
+ .weak __register_frame_info_bases
+ .weak __deregister_frame_info_bases
+
+ .section .text.__x86.get_pc_thunk.bx,"axG",@progbits,__x86.get_pc_thunk.bx,comdat
+ .globl __x86.get_pc_thunk.bx
+ .hidden __x86.get_pc_thunk.bx
+ .type __x86.get_pc_thunk.bx, @function
+__x86.get_pc_thunk.bx:
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ movl (%esp), %ebx
+ ret
#include "__dso_handle.S"
+#include "__stack_chk_fail_local.S"
diff --git a/libc/arch-x86/bionic/crtbegin_static.S b/libc/arch-x86/bionic/crtbegin_static.S
index d5c2430..a8d62d6 100644
--- a/libc/arch-x86/bionic/crtbegin_static.S
+++ b/libc/arch-x86/bionic/crtbegin_static.S
@@ -75,10 +75,61 @@
.globl __INIT_ARRAY__
__INIT_ARRAY__:
.long -1
+ .long frame_dummy
.section .fini_array, "aw"
.globl __FINI_ARRAY__
__FINI_ARRAY__:
.long -1
+ .long __do_global_dtors_aux
+
+ .section .eh_frame,"a",@progbits
+ .align 4
+ .type __EH_FRAME_BEGIN__, @object
+__EH_FRAME_BEGIN__:
+ .text
+ .p2align 4,,15
+ .type __do_global_dtors_aux, @function
+__do_global_dtors_aux:
+ pushl %ebp
+ movl %esp, %ebp
+ subl $24, %esp
+ cmpb $0, completed.4454
+ jne .L4
+ movl $__deregister_frame_info_bases, %eax
+ testl %eax, %eax
+ je .L3
+ movl $__EH_FRAME_BEGIN__, (%esp)
+ call __deregister_frame_info_bases
+.L3:
+ movb $1, completed.4454
+.L4:
+ leave
+ ret
+ .text
+ .p2align 4,,15
+ .type frame_dummy, @function
+frame_dummy:
+ pushl %ebp
+ movl $__register_frame_info_bases, %eax
+ movl %esp, %ebp
+ subl $24, %esp
+ testl %eax, %eax
+ je .L7
+ movl %ebx, 12(%esp)
+ movl $0, 8(%esp)
+ movl $object.4466, 4(%esp)
+ movl $__EH_FRAME_BEGIN__, (%esp)
+ call __register_frame_info_bases
+.L7:
+ leave
+ ret
+ .local completed.4454
+ .comm completed.4454,1,1
+ .local object.4466
+ .comm object.4466,24,4
+ .weak __register_frame_info_bases
+ .weak __deregister_frame_info_bases
#include "__dso_handle.S"
+#include "__stack_chk_fail_local.S"
diff --git a/libc/arch-x86/bionic/crtend.S b/libc/arch-x86/bionic/crtend.S
index 884ba8b..68447e7 100644
--- a/libc/arch-x86/bionic/crtend.S
+++ b/libc/arch-x86/bionic/crtend.S
@@ -6,3 +6,10 @@
.section .fini_array, "aw"
.long 0
+
+ .section .eh_frame,"a",@progbits
+ .align 4
+ .type __FRAME_END__, @object
+ .size __FRAME_END__, 4
+__FRAME_END__:
+ .zero 4
diff --git a/libc/arch-x86/bionic/crtend_so.S b/libc/arch-x86/bionic/crtend_so.S
index 8c9d419..63e58b9 100644
--- a/libc/arch-x86/bionic/crtend_so.S
+++ b/libc/arch-x86/bionic/crtend_so.S
@@ -1,6 +1,12 @@
-
.section .init_array, "aw"
.long 0
.section .fini_array, "aw"
.long 0
+
+ .section .eh_frame,"a",@progbits
+ .align 4
+ .type __FRAME_END__, @object
+ .size __FRAME_END__, 4
+__FRAME_END__:
+ .zero 4
diff --git a/libc/private/__dso_handle.S b/libc/private/__dso_handle.S
index fcebab6..a6395dd6 100644
--- a/libc/private/__dso_handle.S
+++ b/libc/private/__dso_handle.S
@@ -32,6 +32,7 @@
#
.section .bss
.align 4
+ .hidden __dso_handle
.globl __dso_handle
__dso_handle:
.long 0
diff --git a/linker/Android.mk b/linker/Android.mk
index da311cd..e613397 100644
--- a/linker/Android.mk
+++ b/linker/Android.mk
@@ -50,6 +50,7 @@
else
ifeq ($(TARGET_ARCH),x86)
LOCAL_CFLAGS += -DANDROID_X86_LINKER
+ LOCAL_CFLAGS += -I$(LOCAL_PATH)/../libc/arch-x86/bionic
else
ifeq ($(TARGET_ARCH),sh)
LOCAL_CFLAGS += -DANDROID_SH_LINKER
diff --git a/linker/arch/x86/begin.S b/linker/arch/x86/begin.S
index b4427e0..5be59cb 100644
--- a/linker/arch/x86/begin.S
+++ b/linker/arch/x86/begin.S
@@ -44,3 +44,5 @@
popl %esp
jmp *%eax
+
+#include "__stack_chk_fail_local.S"