A-M baby

Task/Fork/Go/fork.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+    "fmt"
+    "os"
+)
+
+func main() {
+    fmt.Printf("PID: %v\n", os.Getpid())
+    if len(os.Args) < 2 {
+        fmt.Println("Done.")
+        return
+    }
+    cp, err := os.StartProcess(os.Args[0], nil,
+        &os.ProcAttr{Files: []*os.File{nil, os.Stdout}},
+    )
+    if err != nil {
+        fmt.Println(err)
+    }
+    // Child process running independently at this point.
+    // We have its PID and can print it.
+    fmt.Printf("Child's PID: %v\n", cp.Pid)
+    if _, err = cp.Wait(); err != nil {
+        fmt.Println(err)
+    }
+}