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syscall: add {Set,Get}priority for Linux, and consistency tests

Browse Source 
R=golang-dev, iant, bradfitz, dave
CC=golang-dev
https://golang.org/cl/7430044
This commit is contained in:
Shenghou Ma 2013-06-11 02:47:04 +08:00
parent fc80764792
commit 46e30c7d70
19 changed files with 131 additions and 2 deletions
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25
src/pkg/syscall/consistency_unix_test.go Normal file
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@ -0,0 +1,25 @@
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build freebsd darwin linux netbsd openbsd
// This file tests that some basic syscalls are consistent across
// all Unixes.
package syscall_test
import "syscall"
// {Set,Get}priority and needed constants for them
func _() {
var (
_ func(int, int, int) error = syscall.Setpriority
_ func(int, int) (int, error) = syscall.Getpriority
)
const (
_ int = syscall.PRIO_USER
_ int = syscall.PRIO_PROCESS
_ int = syscall.PRIO_PGRP
)
}

2
src/pkg/syscall/mkerrors.sh
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@ -71,6 +71,7 @@ includes_Linux='
#include <sys/prctl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
@ -222,6 +223,7 @@ ccflags="$@"
$2 ~ /^BIOC/ ||
$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
$2 !~ /^(BPF_TIMEVAL)$/ &&
$2 ~ /^(BPF|DLT)_/ ||
$2 !~ "WMESGLEN" &&

4
src/pkg/syscall/syscall_linux.go
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@ -926,6 +926,7 @@ func Mount(source string, target string, fstype string, flags uintptr, data stri
//sysnb Getpgrp() (pid int)
//sysnb Getpid() (pid int)
//sysnb Getppid() (ppid int)
//sys Getpriority(which int, who int) (prio int, err error)
//sysnb Getrusage(who int, rusage *Rusage) (err error)
//sysnb Gettid() (tid int)
//sys Getxattr(path string, attr string, dest []byte) (sz int, err error)
@ -957,6 +958,7 @@ func Mount(source string, target string, fstype string, flags uintptr, data stri
//sysnb Setsid() (pid int, err error)
//sysnb Settimeofday(tv *Timeval) (err error)
//sysnb Setuid(uid int) (err error)
//sys Setpriority(which int, who int, prio int) (err error)
//sys Setxattr(path string, attr string, data []byte, flags int) (err error)
//sys Symlink(oldpath string, newpath string) (err error)
//sys Sync()
@ -1036,7 +1038,6 @@ func Munmap(b []byte) (err error) {
// GetThreadArea
// Getitimer
// Getpmsg
// Getpriority
// IoCancel
// IoDestroy
// IoGetevents
@ -1112,7 +1113,6 @@ func Munmap(b []byte) (err error) {
// SetRobustList
// SetThreadArea
// SetTidAddress
// Setpriority
// Shmat
// Shmctl
// Shmdt

3
src/pkg/syscall/zerrors_darwin_386.go
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@ -747,6 +747,9 @@ const (
PARMRK = 0x8
PARODD = 0x2000
PENDIN = 0x20000000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_NONE = 0x0
PROT_READ = 0x1

3
src/pkg/syscall/zerrors_darwin_amd64.go
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@ -747,6 +747,9 @@ const (
PARMRK = 0x8
PARODD = 0x2000
PENDIN = 0x20000000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_NONE = 0x0
PROT_READ = 0x1

3
src/pkg/syscall/zerrors_freebsd_386.go
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@ -1089,6 +1089,9 @@ const (
PARMRK = 0x8
PARODD = 0x2000
PENDIN = 0x20000000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_NONE = 0x0
PROT_READ = 0x1

3
src/pkg/syscall/zerrors_freebsd_amd64.go
View File

@ -1089,6 +1089,9 @@ const (
PARMRK = 0x8
PARODD = 0x2000
PENDIN = 0x20000000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_NONE = 0x0
PROT_READ = 0x1

3
src/pkg/syscall/zerrors_freebsd_arm.go
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@ -1094,6 +1094,9 @@ const (
PARMRK = 0x8
PARODD = 0x2000
PENDIN = 0x20000000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_NONE = 0x0
PROT_READ = 0x1

3
src/pkg/syscall/zerrors_linux_386.go
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@ -658,6 +658,9 @@ const (
PACKET_RECV_OUTPUT = 0x3
PACKET_RX_RING = 0x5
PACKET_STATISTICS = 0x6
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_GROWSDOWN = 0x1000000
PROT_GROWSUP = 0x2000000

3
src/pkg/syscall/zerrors_linux_amd64.go
View File

@ -658,6 +658,9 @@ const (
PACKET_RECV_OUTPUT = 0x3
PACKET_RX_RING = 0x5
PACKET_STATISTICS = 0x6
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_GROWSDOWN = 0x1000000
PROT_GROWSUP = 0x2000000

3
src/pkg/syscall/zerrors_linux_arm.go
View File

@ -654,6 +654,9 @@ const (
PACKET_RECV_OUTPUT = 0x3
PACKET_RX_RING = 0x5
PACKET_STATISTICS = 0x6
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
PROT_EXEC = 0x4
PROT_GROWSDOWN = 0x1000000
PROT_GROWSUP = 0x2000000

3
src/pkg/syscall/zerrors_netbsd_386.go
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@ -1040,6 +1040,9 @@ const (
PARODD = 0x2000
PENDIN = 0x20000000
PRI_IOFLUSH = 0x7c
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
RLIMIT_AS = 0xa
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0

3
src/pkg/syscall/zerrors_netbsd_amd64.go
View File

@ -1030,6 +1030,9 @@ const (
PARODD = 0x2000
PENDIN = 0x20000000
PRI_IOFLUSH = 0x7c
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
RLIMIT_AS = 0xa
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0

3
src/pkg/syscall/zerrors_netbsd_arm.go
View File

@ -1030,6 +1030,9 @@ const (
PARODD = 0x2000
PENDIN = 0x20000000
PRI_IOFLUSH = 0x7c
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
RLIMIT_AS = 0xa
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0

3
src/pkg/syscall/zerrors_openbsd_386.go
View File

@ -927,6 +927,9 @@ const (
PENDIN = 0x20000000
PF_FLUSH = 0x1
PT_MASK = 0x3ff000
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0
RLIMIT_DATA = 0x2

3
src/pkg/syscall/zerrors_openbsd_amd64.go
View File

@ -933,6 +933,9 @@ const (
PENDIN = 0x20000000
PF_FLUSH = 0x1
PMC5_PIPELINE_FLUSH = 0x15
PRIO_PGRP = 0x1
PRIO_PROCESS = 0x0
PRIO_USER = 0x2
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0
RLIMIT_DATA = 0x2

21
src/pkg/syscall/zsyscall_linux_386.go
View File

@ -534,6 +534,17 @@ func Getppid() (ppid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getpriority(which int, who int) (prio int, err error) {
r0, _, e1 := Syscall(SYS_GETPRIORITY, uintptr(which), uintptr(who), 0)
prio = int(r0)
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getrusage(who int, rusage *Rusage) (err error) {
_, _, e1 := RawSyscall(SYS_GETRUSAGE, uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
if e1 != 0 {
@ -994,6 +1005,16 @@ func Setuid(uid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setpriority(which int, who int, prio int) (err error) {
_, _, e1 := Syscall(SYS_SETPRIORITY, uintptr(which), uintptr(who), uintptr(prio))
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

21
src/pkg/syscall/zsyscall_linux_amd64.go
View File

@ -534,6 +534,17 @@ func Getppid() (ppid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getpriority(which int, who int) (prio int, err error) {
r0, _, e1 := Syscall(SYS_GETPRIORITY, uintptr(which), uintptr(who), 0)
prio = int(r0)
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getrusage(who int, rusage *Rusage) (err error) {
_, _, e1 := RawSyscall(SYS_GETRUSAGE, uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
if e1 != 0 {
@ -994,6 +1005,16 @@ func Setuid(uid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setpriority(which int, who int, prio int) (err error) {
_, _, e1 := Syscall(SYS_SETPRIORITY, uintptr(which), uintptr(who), uintptr(prio))
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

21
src/pkg/syscall/zsyscall_linux_arm.go
View File

@ -534,6 +534,17 @@ func Getppid() (ppid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getpriority(which int, who int) (prio int, err error) {
r0, _, e1 := Syscall(SYS_GETPRIORITY, uintptr(which), uintptr(who), 0)
prio = int(r0)
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getrusage(who int, rusage *Rusage) (err error) {
_, _, e1 := RawSyscall(SYS_GETRUSAGE, uintptr(who), uintptr(unsafe.Pointer(rusage)), 0)
if e1 != 0 {
@ -994,6 +1005,16 @@ func Setuid(uid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setpriority(which int, who int, prio int) (err error) {
_, _, e1 := Syscall(SYS_SETPRIORITY, uintptr(which), uintptr(who), uintptr(prio))
if e1 != 0 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)