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Current Path: /opt/golang/1.17.2/src/os

📁 ..
📄 dir.go(4.4 KB)
📄 dir_darwin.go(2.92 KB)
📄 dir_plan9.go(2.03 KB)
📄 dir_unix.go(5.02 KB)
📄 dir_windows.go(1.69 KB)
📄 dirent_aix.go(759 B)
📄 dirent_dragonfly.go(1.28 KB)
📄 dirent_freebsd.go(1.16 KB)
📄 dirent_js.go(678 B)
📄 dirent_linux.go(1.18 KB)
📄 dirent_netbsd.go(1.16 KB)
📄 dirent_openbsd.go(1.16 KB)
📄 dirent_solaris.go(759 B)
📄 endian_big.go(278 B)
📄 endian_little.go(360 B)
📄 env.go(3.84 KB)
📄 env_test.go(3.87 KB)
📄 env_unix_test.go(1.35 KB)
📄 error.go(4.84 KB)
📄 error_errno.go(264 B)
📄 error_plan9.go(234 B)
📄 error_posix.go(685 B)
📄 error_test.go(4.92 KB)
📄 error_unix_test.go(1.63 KB)
📄 error_windows_test.go(1.74 KB)
📄 example_test.go(4.79 KB)
📁 exec
📄 exec.go(5.83 KB)
📄 exec_plan9.go(3.29 KB)
📄 exec_posix.go(3.59 KB)
📄 exec_unix.go(2.24 KB)
📄 exec_unix_test.go(785 B)
📄 exec_windows.go(4.87 KB)
📄 executable.go(774 B)
📄 executable_darwin.go(613 B)
📄 executable_dragonfly.go(293 B)
📄 executable_freebsd.go(292 B)
📄 executable_path.go(2.33 KB)
📄 executable_plan9.go(443 B)
📄 executable_procfs.go(951 B)
📄 executable_solaris.go(695 B)
📄 executable_sysctl.go(919 B)
📄 executable_test.go(3.38 KB)
📄 executable_windows.go(641 B)
📄 export_linux_test.go(216 B)
📄 export_test.go(395 B)
📄 export_unix_test.go(381 B)
📄 export_windows_test.go(349 B)
📄 fifo_test.go(1.83 KB)
📄 file.go(21.55 KB)
📄 file_plan9.go(14.9 KB)
📄 file_posix.go(7.1 KB)
📄 file_unix.go(12.24 KB)
📄 file_windows.go(13.68 KB)
📄 getwd.go(2.52 KB)
📄 os_test.go(64.82 KB)
📄 os_unix_test.go(8.55 KB)
📄 os_windows_test.go(32.56 KB)
📄 path.go(2.01 KB)
📄 path_plan9.go(497 B)
📄 path_test.go(2.96 KB)
📄 path_unix.go(1.7 KB)
📄 path_windows.go(5.97 KB)
📄 path_windows_test.go(2.73 KB)
📄 pipe2_bsd.go(680 B)
📄 pipe2_illumos.go(648 B)
📄 pipe_bsd.go(865 B)
📄 pipe_linux.go(1010 B)
📄 pipe_test.go(11.21 KB)
📄 proc.go(2.09 KB)
📄 rawconn.go(1010 B)
📄 rawconn_test.go(1.15 KB)
📄 read_test.go(3.04 KB)
📄 readfrom_linux.go(1.03 KB)
📄 readfrom_linux_test.go(9.58 KB)
📄 readfrom_stub.go(319 B)
📄 removeall_at.go(4.87 KB)
📄 removeall_noat.go(3.28 KB)
📄 removeall_test.go(10.09 KB)
📁 signal
📄 stat.go(733 B)
📄 stat_aix.go(1.18 KB)
📄 stat_darwin.go(1.19 KB)
📄 stat_dragonfly.go(1.15 KB)
📄 stat_freebsd.go(1.17 KB)
📄 stat_js.go(1.22 KB)
📄 stat_linux.go(1.16 KB)
📄 stat_netbsd.go(1.16 KB)
📄 stat_openbsd.go(1.15 KB)
📄 stat_plan9.go(2.3 KB)
📄 stat_solaris.go(1.15 KB)
📄 stat_test.go(5.98 KB)
📄 stat_unix.go(1.37 KB)
📄 stat_windows.go(3.56 KB)
📄 sticky_bsd.go(485 B)
📄 sticky_notbsd.go(469 B)
📄 str.go(817 B)
📄 sys.go(294 B)
📄 sys_aix.go(682 B)
📄 sys_bsd.go(514 B)
📄 sys_js.go(331 B)
📄 sys_linux.go(1.04 KB)
📄 sys_plan9.go(453 B)
📄 sys_solaris.go(265 B)
📄 sys_unix.go(635 B)
📄 sys_windows.go(874 B)
📄 tempfile.go(3.87 KB)
📄 tempfile_test.go(5.4 KB)
📁 testdata
📄 timeout_test.go(13.36 KB)
📄 types.go(2.79 KB)
📄 types_plan9.go(823 B)
📄 types_unix.go(802 B)
📄 types_windows.go(6.32 KB)
📁 user
📄 wait_unimp.go(631 B)
📄 wait_wait6.go(1.52 KB)
📄 wait_waitid.go(1.34 KB)

Editing: exec_posix.go

// Copyright 2009 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.

//go:build aix || darwin || dragonfly || freebsd || (js && wasm) || linux || netbsd || openbsd || solaris || windows
// +build aix darwin dragonfly freebsd js,wasm linux netbsd openbsd solaris windows

package os

import (
	"internal/itoa"
	"internal/syscall/execenv"
	"runtime"
	"syscall"
)

// The only signal values guaranteed to be present in the os package on all
// systems are os.Interrupt (send the process an interrupt) and os.Kill (force
// the process to exit). On Windows, sending os.Interrupt to a process with
// os.Process.Signal is not implemented; it will return an error instead of
// sending a signal.
var (
	Interrupt Signal = syscall.SIGINT
	Kill      Signal = syscall.SIGKILL
)

func startProcess(name string, argv []string, attr *ProcAttr) (p *Process, err error) {
	// If there is no SysProcAttr (ie. no Chroot or changed
	// UID/GID), double-check existence of the directory we want
	// to chdir into. We can make the error clearer this way.
	if attr != nil && attr.Sys == nil && attr.Dir != "" {
		if _, err := Stat(attr.Dir); err != nil {
			pe := err.(*PathError)
			pe.Op = "chdir"
			return nil, pe
		}
	}

sysattr := &syscall.ProcAttr{
		Dir: attr.Dir,
		Env: attr.Env,
		Sys: attr.Sys,
	}
	if sysattr.Env == nil {
		sysattr.Env, err = execenv.Default(sysattr.Sys)
		if err != nil {
			return nil, err
		}
	}
	sysattr.Files = make([]uintptr, 0, len(attr.Files))
	for _, f := range attr.Files {
		sysattr.Files = append(sysattr.Files, f.Fd())
	}

pid, h, e := syscall.StartProcess(name, argv, sysattr)

// Make sure we don't run the finalizers of attr.Files.
	runtime.KeepAlive(attr)

if e != nil {
		return nil, &PathError{Op: "fork/exec", Path: name, Err: e}
	}

return newProcess(pid, h), nil
}

func (p *Process) kill() error {
	return p.Signal(Kill)
}

// ProcessState stores information about a process, as reported by Wait.
type ProcessState struct {
	pid    int                // The process's id.
	status syscall.WaitStatus // System-dependent status info.
	rusage *syscall.Rusage
}

// Pid returns the process id of the exited process.
func (p *ProcessState) Pid() int {
	return p.pid
}

func (p *ProcessState) exited() bool {
	return p.status.Exited()
}

func (p *ProcessState) success() bool {
	return p.status.ExitStatus() == 0
}

func (p *ProcessState) sys() interface{} {
	return p.status
}

func (p *ProcessState) sysUsage() interface{} {
	return p.rusage
}

func (p *ProcessState) String() string {
	if p == nil {
		return "<nil>"
	}
	status := p.Sys().(syscall.WaitStatus)
	res := ""
	switch {
	case status.Exited():
		code := status.ExitStatus()
		if runtime.GOOS == "windows" && uint(code) >= 1<<16 { // windows uses large hex numbers
			res = "exit status " + uitox(uint(code))
		} else { // unix systems use small decimal integers
			res = "exit status " + itoa.Itoa(code) // unix
		}
	case status.Signaled():
		res = "signal: " + status.Signal().String()
	case status.Stopped():
		res = "stop signal: " + status.StopSignal().String()
		if status.StopSignal() == syscall.SIGTRAP && status.TrapCause() != 0 {
			res += " (trap " + itoa.Itoa(status.TrapCause()) + ")"
		}
	case status.Continued():
		res = "continued"
	}
	if status.CoreDump() {
		res += " (core dumped)"
	}
	return res
}

// ExitCode returns the exit code of the exited process, or -1
// if the process hasn't exited or was terminated by a signal.
func (p *ProcessState) ExitCode() int {
	// return -1 if the process hasn't started.
	if p == nil {
		return -1
	}
	return p.status.ExitStatus()
}

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Editing: exec_posix.go

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