diff options
Diffstat (limited to 'src/syscall/exec_windows.go')
| -rw-r--r-- | src/syscall/exec_windows.go | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/syscall/exec_windows.go b/src/syscall/exec_windows.go index 0ddc240a56..7b73cf1f6f 100644 --- a/src/syscall/exec_windows.go +++ b/src/syscall/exec_windows.go @@ -243,6 +243,7 @@ type SysProcAttr struct { ThreadAttributes *SecurityAttributes // if set, applies these security attributes as the descriptor for the main thread of the new process NoInheritHandles bool // if set, each inheritable handle in the calling process is not inherited by the new process AdditionalInheritedHandles []Handle // a list of additional handles, already marked as inheritable, that will be inherited by the new process + ParentProcess Handle // if non-zero, the new process regards the process given by this handle as its parent process, and AdditionalInheritedHandles, if set, should exist in this parent process } var zeroProcAttr ProcAttr @@ -312,18 +313,22 @@ func StartProcess(argv0 string, argv []string, attr *ProcAttr) (pid int, handle } p, _ := GetCurrentProcess() + parentProcess := p + if sys.ParentProcess != 0 { + parentProcess = sys.ParentProcess + } fd := make([]Handle, len(attr.Files)) for i := range attr.Files { if attr.Files[i] > 0 { - err := DuplicateHandle(p, Handle(attr.Files[i]), p, &fd[i], 0, true, DUPLICATE_SAME_ACCESS) + err := DuplicateHandle(p, Handle(attr.Files[i]), parentProcess, &fd[i], 0, true, DUPLICATE_SAME_ACCESS) if err != nil { return 0, 0, err } - defer CloseHandle(Handle(fd[i])) + defer DuplicateHandle(parentProcess, fd[i], 0, nil, 0, false, DUPLICATE_CLOSE_SOURCE) } } si := new(_STARTUPINFOEXW) - si.ProcThreadAttributeList, err = newProcThreadAttributeList(1) + si.ProcThreadAttributeList, err = newProcThreadAttributeList(2) if err != nil { return 0, 0, err } @@ -334,6 +339,12 @@ func StartProcess(argv0 string, argv []string, attr *ProcAttr) (pid int, handle si.Flags |= STARTF_USESHOWWINDOW si.ShowWindow = SW_HIDE } + if sys.ParentProcess != 0 { + err = updateProcThreadAttribute(si.ProcThreadAttributeList, 0, _PROC_THREAD_ATTRIBUTE_PARENT_PROCESS, uintptr(unsafe.Pointer(&sys.ParentProcess)), unsafe.Sizeof(sys.ParentProcess), 0, nil) + if err != nil { + return 0, 0, err + } + } si.StdInput = fd[0] si.StdOutput = fd[1] si.StdErr = fd[2] |