sysutil

Documentation

Index

• func CurrentShell(onlyName bool) (path string)
• func ExecCmd(binName string, args []string, workDir ...string) (string, error)
• func ExecLine(cmdLine string, workDir ...string) (string, error)
• func Executable(binName string) (string, error)
• func ExpandPath(path string) string
• func FindExecutable(binName string) (string, error)
• func HasExecutable(binName string) bool
• func HasShellEnv(shell string) bool
• func HomeDir() string
• func Hostname() string
• func IsConsole(out io.Writer) bool
• func IsLinux() bool
• func IsMSys() bool
• func IsMac() bool
• func IsShellSpecialVar(c uint8) bool
• func IsTerminal(fd uintptr) bool
• func IsWin() bool
• func IsWindows() bool
• func Kill(pid int, signal syscall.Signal) error
• func LoginUser() *user.User
• func ProcessExists(pid int) bool
• func QuickExec(cmdLine string, workDir ...string) (string, error)
• func ShellExec(cmdLine string, shells ...string) (string, error)
• func StdIsTerminal() bool
• func UHomeDir() string
• func UserCacheDir(subPath string) string
• func UserConfigDir(subPath string) string
• func UserDir(subPath string) string
• func UserHomeDir() string

Functions

func CurrentShell

func CurrentShell(onlyName bool) (path string)

CurrentShell get current used shell env file. eg "/bin/zsh" "/bin/bash". if onlyName=true, will return "zsh", "bash"

func ExecCmd

func ExecCmd(binName string, args []string, workDir ...string) (string, error)

ExecCmd an command and return output. Usage:

ExecCmd("ls", []string{"-al"})

func ExecLine

func ExecLine(cmdLine string, workDir ...string) (string, error)

ExecLine quick exec an command line string

func Executable

func Executable(binName string) (string, error)

Executable find in the system

Usage:

Executable("bash")

func ExpandPath

func ExpandPath(path string) string

ExpandPath will parse `~` as user home dir path.

func FindExecutable

func FindExecutable(binName string) (string, error)

FindExecutable in the system

Usage:

FindExecutable("bash")

func HasExecutable

func HasExecutable(binName string) bool

HasExecutable in the system

Usage:

HasExecutable("bash")

func HasShellEnv

func HasShellEnv(shell string) bool

HasShellEnv has shell env check.

Usage:

HasShellEnv("sh")
HasShellEnv("bash")

func HomeDir

func HomeDir() string

HomeDir get user home dir path.

func Hostname

func Hostname() string

Hostname is alias of os.Hostname, but ignore error

func IsConsole

func IsConsole(out io.Writer) bool

IsConsole check out is in stderr/stdout/stdin

Usage:

sysutil.IsConsole(os.Stdout)

func IsLinux

func IsLinux() bool

IsLinux system

func IsMSys

func IsMSys() bool

IsMSys msys(MINGW64) env，不一定支持颜色

func IsMac

func IsMac() bool

IsMac system

func IsShellSpecialVar

func IsShellSpecialVar(c uint8) bool

IsShellSpecialVar reports whether the character identifies a special shell variable such as $*.

func IsTerminal

func IsTerminal(fd uintptr) bool

IsTerminal isatty check

Usage: sysutil.IsTerminal(os.Stdout.Fd())

func IsWin

func IsWin() bool

IsWin system. linux windows darwin

func IsWindows

func IsWindows() bool

IsWindows system. linux windows darwin

func Kill

func Kill(pid int, signal syscall.Signal) error

Kill process by pid

func LoginUser

func LoginUser() *user.User

LoginUser get current user

func ProcessExists

func ProcessExists(pid int) bool

ProcessExists check process exists by pid

func QuickExec

func QuickExec(cmdLine string, workDir ...string) (string, error)

QuickExec quick exec an simple command line

func ShellExec

func ShellExec(cmdLine string, shells ...string) (string, error)

ShellExec exec command by shell cmdStr eg. "ls -al"

func StdIsTerminal

func StdIsTerminal() bool

StdIsTerminal os.Stdout is terminal

func UHomeDir

func UHomeDir() string

UHomeDir get user home dir path.

func UserCacheDir

func UserCacheDir(subPath string) string

UserCacheDir will prepend user `$HOME/.cache` to subPath

func UserConfigDir

func UserConfigDir(subPath string) string

UserConfigDir will prepend user `$HOME/.config` to subPath

func UserDir

func UserDir(subPath string) string

UserDir will prepend user home dir to subPath

func UserHomeDir

func UserHomeDir() string

UserHomeDir is alias of os.UserHomeDir, but ignore error