Revert "Add signalfd call to bionic"
This reverts commit 0c11611c11f4dc1b6d43587b72c3ccbe8c51a51c
Change-Id: I1a2beae7ed66ec995fdf6c96c53c35598ac6cde0
diff --git a/libc/Android.mk b/libc/Android.mk
index 3b16773..58d8a58 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -284,7 +284,6 @@
bionic/raise.cpp \
bionic/__set_errno.cpp \
bionic/setlocale.cpp \
- bionic/signalfd.cpp \
bionic/__strcat_chk.cpp \
bionic/__strcpy_chk.cpp \
bionic/strerror.cpp \
diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index dc139bd..2973caa 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -225,7 +225,6 @@
int __rt_sigprocmask:rt_sigprocmask (int how, const sigset_t *set, sigset_t *oset, size_t sigsetsize) 175,175,195
int __rt_sigtimedwait:rt_sigtimedwait(const sigset_t *set, struct siginfo_t *info, struct timespec_t *timeout, size_t sigset_size) 177,177,197
int sigpending(sigset_t *) 73
-int signalfd4(int fd, const sigset_t *mask, size_t sizemask, int flags) 355,327,324
# sockets
int socket(int, int, int) 281,-1,183
diff --git a/libc/arch-arm/syscalls.mk b/libc/arch-arm/syscalls.mk
index 5cb46b5..62eda87 100644
--- a/libc/arch-arm/syscalls.mk
+++ b/libc/arch-arm/syscalls.mk
@@ -150,7 +150,6 @@
syscall_src += arch-arm/syscalls/__rt_sigprocmask.S
syscall_src += arch-arm/syscalls/__rt_sigtimedwait.S
syscall_src += arch-arm/syscalls/sigpending.S
-syscall_src += arch-arm/syscalls/signalfd4.S
syscall_src += arch-arm/syscalls/socket.S
syscall_src += arch-arm/syscalls/socketpair.S
syscall_src += arch-arm/syscalls/bind.S
diff --git a/libc/arch-arm/syscalls/signalfd4.S b/libc/arch-arm/syscalls/signalfd4.S
deleted file mode 100644
index 1ec7055..0000000
--- a/libc/arch-arm/syscalls/signalfd4.S
+++ /dev/null
@@ -1,14 +0,0 @@
-/* autogenerated by gensyscalls.py */
-#include <machine/asm.h>
-#include <sys/linux-syscalls.h>
-
-ENTRY(signalfd4)
- .save {r4, r7}
- stmfd sp!, {r4, r7}
- ldr r7, =__NR_signalfd4
- swi #0
- ldmfd sp!, {r4, r7}
- movs r0, r0
- bxpl lr
- b __set_syscall_errno
-END(signalfd4)
diff --git a/libc/arch-mips/syscalls.mk b/libc/arch-mips/syscalls.mk
index 7e40c2e..263f307 100644
--- a/libc/arch-mips/syscalls.mk
+++ b/libc/arch-mips/syscalls.mk
@@ -153,7 +153,6 @@
syscall_src += arch-mips/syscalls/__rt_sigprocmask.S
syscall_src += arch-mips/syscalls/__rt_sigtimedwait.S
syscall_src += arch-mips/syscalls/sigpending.S
-syscall_src += arch-mips/syscalls/signalfd4.S
syscall_src += arch-mips/syscalls/socket.S
syscall_src += arch-mips/syscalls/socketpair.S
syscall_src += arch-mips/syscalls/bind.S
diff --git a/libc/arch-mips/syscalls/signalfd4.S b/libc/arch-mips/syscalls/signalfd4.S
deleted file mode 100644
index 7e4082c..0000000
--- a/libc/arch-mips/syscalls/signalfd4.S
+++ /dev/null
@@ -1,22 +0,0 @@
-/* autogenerated by gensyscalls.py */
-#include <sys/linux-syscalls.h>
- .text
- .globl signalfd4
- .align 4
- .ent signalfd4
-
-signalfd4:
- .set noreorder
- .cpload $t9
- li $v0, __NR_signalfd4
- syscall
- bnez $a3, 1f
- move $a0, $v0
- j $ra
- nop
-1:
- la $t9,__set_errno
- j $t9
- nop
- .set reorder
- .end signalfd4
diff --git a/libc/arch-x86/syscalls.mk b/libc/arch-x86/syscalls.mk
index e196c02..2517ebf 100644
--- a/libc/arch-x86/syscalls.mk
+++ b/libc/arch-x86/syscalls.mk
@@ -154,7 +154,6 @@
syscall_src += arch-x86/syscalls/__rt_sigprocmask.S
syscall_src += arch-x86/syscalls/__rt_sigtimedwait.S
syscall_src += arch-x86/syscalls/sigpending.S
-syscall_src += arch-x86/syscalls/signalfd4.S
syscall_src += arch-x86/syscalls/socket.S
syscall_src += arch-x86/syscalls/bind.S
syscall_src += arch-x86/syscalls/connect.S
diff --git a/libc/arch-x86/syscalls/signalfd4.S b/libc/arch-x86/syscalls/signalfd4.S
deleted file mode 100644
index f1c2ea0..0000000
--- a/libc/arch-x86/syscalls/signalfd4.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/* autogenerated by gensyscalls.py */
-#include <sys/linux-syscalls.h>
-
- .text
- .type signalfd4, @function
- .globl signalfd4
- .align 4
-
-signalfd4:
- pushl %ebx
- pushl %ecx
- pushl %edx
- pushl %esi
- mov 20(%esp), %ebx
- mov 24(%esp), %ecx
- mov 28(%esp), %edx
- mov 32(%esp), %esi
- movl $__NR_signalfd4, %eax
- int $0x80
- cmpl $-129, %eax
- jb 1f
- negl %eax
- pushl %eax
- call __set_errno
- addl $4, %esp
- orl $-1, %eax
-1:
- popl %esi
- popl %edx
- popl %ecx
- popl %ebx
- ret
diff --git a/libc/bionic/signalfd.cpp b/libc/bionic/signalfd.cpp
deleted file mode 100644
index 4d7e656..0000000
--- a/libc/bionic/signalfd.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2013 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.
- */
-
-#include <sys/signalfd.h>
-
-/* Despite the fact that our kernel headers define sigset_t explicitly
- * as a 32-bit integer, the kernel system call really expects a 64-bit
- * bitmap for the signal set, or more exactly an array of two-32-bit
- * values (see $KERNEL/arch/$ARCH/include/asm/signal.h for details).
- *
- * Unfortunately, we cannot fix the sigset_t definition without breaking
- * the C library ABI, so perform a little runtime translation here.
- */
-typedef union {
- sigset_t bionic;
- uint32_t kernel[2];
-} kernel_sigset_t;
-
-extern "C" int signalfd4(int fd, kernel_sigset_t *mask, size_t sizemask, int flags);
-
-int signalfd(int fd, const sigset_t *mask, int flags)
-{
- kernel_sigset_t in_set = {
- .kernel = {
- [0] = 0,
- [1] = 0,
- },
- };
-
- in_set.bionic = *mask;
-
- return signalfd4(fd, &in_set, sizeof(in_set), flags);
-}
diff --git a/libc/include/sys/linux-syscalls.h b/libc/include/sys/linux-syscalls.h
index 738d9e8..ec48ada 100644
--- a/libc/include/sys/linux-syscalls.h
+++ b/libc/include/sys/linux-syscalls.h
@@ -173,7 +173,6 @@
#define __NR_rt_sigaction (__NR_SYSCALL_BASE + 174)
#define __NR_rt_sigprocmask (__NR_SYSCALL_BASE + 175)
#define __NR_rt_sigtimedwait (__NR_SYSCALL_BASE + 177)
-#define __NR_signalfd4 (__NR_SYSCALL_BASE + 355)
#define __NR_socket (__NR_SYSCALL_BASE + 281)
#define __NR_socketpair (__NR_SYSCALL_BASE + 288)
#define __NR_bind (__NR_SYSCALL_BASE + 282)
@@ -330,7 +329,6 @@
#define __NR_unshare (__NR_SYSCALL_BASE + 310)
#define __NR_getcpu (__NR_SYSCALL_BASE + 318)
#define __NR_utimensat (__NR_SYSCALL_BASE + 320)
-#define __NR_signalfd4 (__NR_SYSCALL_BASE + 327)
#define __NR_eventfd2 (__NR_SYSCALL_BASE + 328)
#define __NR_pipe2 (__NR_SYSCALL_BASE + 331)
#define __NR_perf_event_open (__NR_SYSCALL_BASE + 336)
@@ -465,7 +463,6 @@
#define __NR_ioprio_set (__NR_SYSCALL_BASE + 314)
#define __NR_ioprio_get (__NR_SYSCALL_BASE + 315)
#define __NR_utimensat (__NR_SYSCALL_BASE + 316)
-#define __NR_signalfd4 (__NR_SYSCALL_BASE + 324)
#define __NR_eventfd2 (__NR_SYSCALL_BASE + 325)
#define __NR_pipe2 (__NR_SYSCALL_BASE + 328)
#define __NR_perf_event_open (__NR_SYSCALL_BASE + 333)
diff --git a/libc/include/sys/signalfd.h b/libc/include/sys/signalfd.h
deleted file mode 100644
index af1f290..0000000
--- a/libc/include/sys/signalfd.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2013 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.
- */
-#ifndef _SYS_SIGNALFD_H_
-#define _SYS_SIGNALFD_H_
-
-#include <linux/signalfd.h>
-#include <sys/cdefs.h>
-#include <signal.h>
-
-__BEGIN_DECLS
-
-/* Compatibility with GLibc */
-extern int signalfd(int fd, const sigset_t *mask, int flags);
-
-__END_DECLS
-
-#endif /* _SYS_SIGNALFD_H */
diff --git a/libc/kernel/common/linux/signalfd.h b/libc/kernel/common/linux/signalfd.h
deleted file mode 100644
index a064192..0000000
--- a/libc/kernel/common/linux/signalfd.h
+++ /dev/null
@@ -1,51 +0,0 @@
-/****************************************************************************
- ****************************************************************************
- ***
- *** This header was automatically generated from a Linux kernel header
- *** of the same name, to make information necessary for userspace to
- *** call into the kernel available to libc. It contains only constants,
- *** structures, and macros generated from the original header, and thus,
- *** contains no copyrightable information.
- ***
- *** To edit the content of this header, modify the corresponding
- *** source file (e.g. under external/kernel-headers/original/) then
- *** run bionic/libc/kernel/tools/update_all.py
- ***
- *** Any manual change here will be lost the next time this script will
- *** be run. You've been warned!
- ***
- ****************************************************************************
- ****************************************************************************/
-#ifndef _LINUX_SIGNALFD_H
-#define _LINUX_SIGNALFD_H
-#include <linux/types.h>
-#include <linux/fcntl.h>
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define SFD_CLOEXEC O_CLOEXEC
-#define SFD_NONBLOCK O_NONBLOCK
-struct signalfd_siginfo {
- __u32 ssi_signo;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __s32 ssi_errno;
- __s32 ssi_code;
- __u32 ssi_pid;
- __u32 ssi_uid;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __s32 ssi_fd;
- __u32 ssi_tid;
- __u32 ssi_band;
- __u32 ssi_overrun;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 ssi_trapno;
- __s32 ssi_status;
- __s32 ssi_int;
- __u64 ssi_ptr;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u64 ssi_utime;
- __u64 ssi_stime;
- __u64 ssi_addr;
- __u16 ssi_addr_lsb;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 __pad[46];
-};
-#endif