Initial windows runtime work

Signed-off-by: Kenfe-Mickael Laventure <mickael.laventure@gmail.com>

cmd/ctr/kill.go

@@ -2,54 +2,12 @@ package main
 
 import (
 	gocontext "context"
-	"fmt"
-	"strconv"
-	"strings"
-	"syscall"
 
 	"github.com/containerd/containerd/api/services/execution"
 	"github.com/pkg/errors"
 	"github.com/urfave/cli"
 )
 
-var signalMap = map[string]syscall.Signal{
-	"ABRT":   syscall.SIGABRT,
-	"ALRM":   syscall.SIGALRM,
-	"BUS":    syscall.SIGBUS,
-	"CHLD":   syscall.SIGCHLD,
-	"CLD":    syscall.SIGCLD,
-	"CONT":   syscall.SIGCONT,
-	"FPE":    syscall.SIGFPE,
-	"HUP":    syscall.SIGHUP,
-	"ILL":    syscall.SIGILL,
-	"INT":    syscall.SIGINT,
-	"IO":     syscall.SIGIO,
-	"IOT":    syscall.SIGIOT,
-	"KILL":   syscall.SIGKILL,
-	"PIPE":   syscall.SIGPIPE,
-	"POLL":   syscall.SIGPOLL,
-	"PROF":   syscall.SIGPROF,
-	"PWR":    syscall.SIGPWR,
-	"QUIT":   syscall.SIGQUIT,
-	"SEGV":   syscall.SIGSEGV,
-	"STKFLT": syscall.SIGSTKFLT,
-	"STOP":   syscall.SIGSTOP,
-	"SYS":    syscall.SIGSYS,
-	"TERM":   syscall.SIGTERM,
-	"TRAP":   syscall.SIGTRAP,
-	"TSTP":   syscall.SIGTSTP,
-	"TTIN":   syscall.SIGTTIN,
-	"TTOU":   syscall.SIGTTOU,
-	"UNUSED": syscall.SIGUNUSED,
-	"URG":    syscall.SIGURG,
-	"USR1":   syscall.SIGUSR1,
-	"USR2":   syscall.SIGUSR2,
-	"VTALRM": syscall.SIGVTALRM,
-	"WINCH":  syscall.SIGWINCH,
-	"XCPU":   syscall.SIGXCPU,
-	"XFSZ":   syscall.SIGXFSZ,
-}
-
 var killCommand = cli.Command{
 	Name:  "kill",
 	Usage: "signal a container",
@@ -95,21 +53,3 @@ var killCommand = cli.Command{
 		return nil
 	},
 }
-
-func parseSignal(rawSignal string) (syscall.Signal, error) {
-	s, err := strconv.Atoi(rawSignal)
-	if err == nil {
-		sig := syscall.Signal(s)
-		for _, msig := range signalMap {
-			if sig == msig {
-				return sig, nil
-			}
-		}
-		return -1, fmt.Errorf("unknown signal %q", rawSignal)
-	}
-	signal, ok := signalMap[strings.TrimPrefix(strings.ToUpper(rawSignal), "SIG")]
-	if !ok {
-		return -1, fmt.Errorf("unknown signal %q", rawSignal)
-	}
-	return signal, nil
-}