syscall: define CLONE_* constants on Linux.

Update #6214

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13160043

src/pkg/syscall/mkerrors.sh

@@ -100,6 +100,7 @@ includes_Linux='
 #include <linux/reboot.h>
 #include <linux/rtnetlink.h>
 #include <linux/ptrace.h>
+#include <linux/sched.h>
 #include <linux/wait.h>
 #include <linux/icmpv6.h>
 #include <net/if.h>
@@ -243,6 +244,7 @@ ccflags="$@"
 		$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
 		$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
 		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
+		$2 ~ /^CLONE_[A-Z_]+/ ||
 		$2 !~ /^(BPF_TIMEVAL)$/ &&
 		$2 ~ /^(BPF|DLT)_/ ||
 		$2 !~ "WMESGLEN" &&

src/pkg/syscall/zerrors_linux_386.go

@@ -4,12 +4,8 @@
 // Created by cgo -godefs - DO NOT EDIT
 // cgo -godefs -- -m32 _const.go
 
-//line _const.go:1
 package syscall
 
-//line _const.go:51
-
-//line _const.go:50
 const (
 	AF_ALG                           = 0x26
 	AF_APPLETALK                     = 0x5
@@ -150,6 +146,28 @@ const (
 	BPF_TXA                          = 0x80
 	BPF_W                            = 0x0
 	BPF_X                            = 0x8
+	CLONE_CHILD_CLEARTID             = 0x200000
+	CLONE_CHILD_SETTID               = 0x1000000
+	CLONE_DETACHED                   = 0x400000
+	CLONE_FILES                      = 0x400
+	CLONE_FS                         = 0x200
+	CLONE_IO                         = 0x80000000
+	CLONE_NEWIPC                     = 0x8000000
+	CLONE_NEWNET                     = 0x40000000
+	CLONE_NEWNS                      = 0x20000
+	CLONE_NEWPID                     = 0x20000000
+	CLONE_NEWUSER                    = 0x10000000
+	CLONE_NEWUTS                     = 0x4000000
+	CLONE_PARENT                     = 0x8000
+	CLONE_PARENT_SETTID              = 0x100000
+	CLONE_PTRACE                     = 0x2000
+	CLONE_SETTLS                     = 0x80000
+	CLONE_SIGHAND                    = 0x800
+	CLONE_SYSVSEM                    = 0x40000
+	CLONE_THREAD                     = 0x10000
+	CLONE_UNTRACED                   = 0x800000
+	CLONE_VFORK                      = 0x4000
+	CLONE_VM                         = 0x100
 	DT_BLK                           = 0x6
 	DT_CHR                           = 0x2
 	DT_DIR                           = 0x4

src/pkg/syscall/zerrors_linux_amd64.go

@@ -4,12 +4,8 @@
 // Created by cgo -godefs - DO NOT EDIT
 // cgo -godefs -- -m64 _const.go
 
-//line _const.go:1
 package syscall
 
-//line _const.go:51
-
-//line _const.go:50
 const (
 	AF_ALG                           = 0x26
 	AF_APPLETALK                     = 0x5
@@ -150,6 +146,28 @@ const (
 	BPF_TXA                          = 0x80
 	BPF_W                            = 0x0
 	BPF_X                            = 0x8
+	CLONE_CHILD_CLEARTID             = 0x200000
+	CLONE_CHILD_SETTID               = 0x1000000
+	CLONE_DETACHED                   = 0x400000
+	CLONE_FILES                      = 0x400
+	CLONE_FS                         = 0x200
+	CLONE_IO                         = 0x80000000
+	CLONE_NEWIPC                     = 0x8000000
+	CLONE_NEWNET                     = 0x40000000
+	CLONE_NEWNS                      = 0x20000
+	CLONE_NEWPID                     = 0x20000000
+	CLONE_NEWUSER                    = 0x10000000
+	CLONE_NEWUTS                     = 0x4000000
+	CLONE_PARENT                     = 0x8000
+	CLONE_PARENT_SETTID              = 0x100000
+	CLONE_PTRACE                     = 0x2000
+	CLONE_SETTLS                     = 0x80000
+	CLONE_SIGHAND                    = 0x800
+	CLONE_SYSVSEM                    = 0x40000
+	CLONE_THREAD                     = 0x10000
+	CLONE_UNTRACED                   = 0x800000
+	CLONE_VFORK                      = 0x4000
+	CLONE_VM                         = 0x100
 	DT_BLK                           = 0x6
 	DT_CHR                           = 0x2
 	DT_DIR                           = 0x4

src/pkg/syscall/zerrors_linux_arm.go

@@ -146,6 +146,28 @@ const (
 	BPF_TXA                          = 0x80
 	BPF_W                            = 0x0
 	BPF_X                            = 0x8
+	CLONE_CHILD_CLEARTID             = 0x200000
+	CLONE_CHILD_SETTID               = 0x1000000
+	CLONE_DETACHED                   = 0x400000
+	CLONE_FILES                      = 0x400
+	CLONE_FS                         = 0x200
+	CLONE_IO                         = 0x80000000
+	CLONE_NEWIPC                     = 0x8000000
+	CLONE_NEWNET                     = 0x40000000
+	CLONE_NEWNS                      = 0x20000
+	CLONE_NEWPID                     = 0x20000000
+	CLONE_NEWUSER                    = 0x10000000
+	CLONE_NEWUTS                     = 0x4000000
+	CLONE_PARENT                     = 0x8000
+	CLONE_PARENT_SETTID              = 0x100000
+	CLONE_PTRACE                     = 0x2000
+	CLONE_SETTLS                     = 0x80000
+	CLONE_SIGHAND                    = 0x800
+	CLONE_SYSVSEM                    = 0x40000
+	CLONE_THREAD                     = 0x10000
+	CLONE_UNTRACED                   = 0x800000
+	CLONE_VFORK                      = 0x4000
+	CLONE_VM                         = 0x100
 	DT_BLK                           = 0x6
 	DT_CHR                           = 0x2
 	DT_DIR                           = 0x4