Action subpackage

cmd/micro/action/actions_posix.go

@@ -0,0 +1,35 @@
+// +build linux darwin dragonfly solaris openbsd netbsd freebsd
+
+package action
+
+import (
+	"syscall"
+
+	"github.com/zyedidia/micro/cmd/micro/screen"
+	"github.com/zyedidia/micro/cmd/micro/util"
+)
+
+// Suspend sends micro to the background. This is the same as pressing CtrlZ in most unix programs.
+// This only works on linux and has no default binding.
+// This code was adapted from the suspend code in nsf/godit
+func (*BufHandler) Suspend() bool {
+	screenWasNil := screen.Screen == nil
+
+	if !screenWasNil {
+		screen.Screen.Fini()
+		screen.Screen = nil
+	}
+
+	// suspend the process
+	pid := syscall.Getpid()
+	err := syscall.Kill(pid, syscall.SIGSTOP)
+	if err != nil {
+		util.TermMessage(err)
+	}
+
+	if !screenWasNil {
+		screen.Init()
+	}
+
+	return false
+}