chore: publish pxmon v0.2.0

internal/cli/winch_unix.go

@@ -0,0 +1,41 @@
+//go:build !windows
+
+package cli
+
+import (
+	"os"
+	"os/signal"
+	"syscall"
+
+	"golang.org/x/term"
+
+	"pxmon/internal/cluster"
+)
+
+func installWinchHandler(fd int, resize chan<- cluster.InteractiveShellSize) chan os.Signal {
+	sigCh := make(chan os.Signal, 4)
+	signal.Notify(sigCh, syscall.SIGWINCH)
+	go func() {
+		for range sigCh {
+			w, h, err := term.GetSize(fd)
+			if err != nil || w <= 0 || h <= 0 {
+				continue
+			}
+			select {
+			case resize <- cluster.InteractiveShellSize{Width: w, Height: h}:
+			default:
+			}
+		}
+	}()
+	return sigCh
+}
+
+func closeWinchHandler(sigCh chan os.Signal, resize chan cluster.InteractiveShellSize) {
+	if sigCh != nil {
+		signal.Stop(sigCh)
+		close(sigCh)
+	}
+	if resize != nil {
+		close(resize)
+	}
+}