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-rw-r--r--util/process/process.go23
1 files changed, 23 insertions, 0 deletions
diff --git a/util/process/process.go b/util/process/process.go
new file mode 100644
index 00000000..f3bcb7f2
--- /dev/null
+++ b/util/process/process.go
@@ -0,0 +1,23 @@
+package process
+
+import (
+ "os"
+ "syscall"
+)
+
+// IsRunning tell is a process is running
+func IsRunning(pid int) bool {
+ // never return no error in a unix system
+ process, err := os.FindProcess(pid)
+
+ if err != nil {
+ return false
+ }
+
+ // Signal 0 doesn't do anything but allow testing the process
+ err = process.Signal(syscall.Signal(0))
+
+ // Todo: distinguish "you don't have access" and "process doesn't exist"
+
+ return err == nil
+}