diff options
Diffstat (limited to 'vendor/golang.org/x/sys/windows/exec_windows.go')
-rw-r--r-- | vendor/golang.org/x/sys/windows/exec_windows.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/windows/exec_windows.go b/vendor/golang.org/x/sys/windows/exec_windows.go index 9eb1fb633..a020caeef 100644 --- a/vendor/golang.org/x/sys/windows/exec_windows.go +++ b/vendor/golang.org/x/sys/windows/exec_windows.go @@ -78,6 +78,40 @@ func EscapeArg(s string) string { return string(qs[:j]) } +// ComposeCommandLine escapes and joins the given arguments suitable for use as a Windows command line, +// in CreateProcess's CommandLine argument, CreateService/ChangeServiceConfig's BinaryPathName argument, +// or any program that uses CommandLineToArgv. +func ComposeCommandLine(args []string) string { + var commandLine string + for i := range args { + if i > 0 { + commandLine += " " + } + commandLine += EscapeArg(args[i]) + } + return commandLine +} + +// DecomposeCommandLine breaks apart its argument command line into unescaped parts using CommandLineToArgv, +// as gathered from GetCommandLine, QUERY_SERVICE_CONFIG's BinaryPathName argument, or elsewhere that +// command lines are passed around. +func DecomposeCommandLine(commandLine string) ([]string, error) { + if len(commandLine) == 0 { + return []string{}, nil + } + var argc int32 + argv, err := CommandLineToArgv(StringToUTF16Ptr(commandLine), &argc) + if err != nil { + return nil, err + } + defer LocalFree(Handle(unsafe.Pointer(argv))) + var args []string + for _, v := range (*argv)[:argc] { + args = append(args, UTF16ToString((*v)[:])) + } + return args, nil +} + func CloseOnExec(fd Handle) { SetHandleInformation(Handle(fd), HANDLE_FLAG_INHERIT, 0) } |