Close down dongle on exit

watson · Dec 11, 2017 · 3d444bf · 3d444bf
1 parent 820bade
commit 3d444bf
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/server.js b/server.js
@@ -21,6 +21,8 @@ const DATA_LEN = 16 * 16384 // 256k
 const AUTO_GAIN = -100 // Use automatic gain
 const MAX_GAIN = 999999 // Use max available gain
 
+process.on('SIGINT', exit)
+
 const argv = require('minimist')(process.argv.slice(2))
 argv.openBrowser = argv.openBrowser !== false // default to true
 
@@ -182,3 +184,10 @@ function startServer () {
  })
  }
 }
+
+function exit () {
+ console.log('Closing down RTL-SDR device...')
+ rtlsdr.cancel_async(dev)
+ rtlsdr.close(dev)
+ process.exit()
+}