Use avr-as to list devices

Also fix project file save(), f.seek() and truncate() don't have return value

SublimeAVR.py

@@ -48,14 +48,14 @@ def run(self, *args, **kwargs):
  if self.pm.install("SublimeClang") == False:
  return
 
- self.mcus = avrgcc.mmcu(self.avrgcc)
- self.window.show_quick_panel(self.mcus, self.mcu)
+ self.devices = avrgcc.devices(self.avrgcc)
+ self.window.show_quick_panel(self.devices, self.mcu)
 
  def mcu(self, index):
  if index == -1:
  return
 
- self.settings.set("mcu", self.mcus[index])
+ self.settings.set("mcu", self.devices[index])
 
  initial_location = os.path.expanduser('~')
  if self.window.folders():
@@ -158,8 +158,10 @@ def save(self):
  project = self.template()
 
  # Save SublimeAVR.sublime-project
- f.seek(0).write(json.dumps(project, sort_keys=False, indent=4))
- f.truncate().close()
+ f.seek(0)
+ f.write(json.dumps(project, sort_keys=False, indent=4))
+ f.truncate()
+ f.close()
  return True
 
  def template(self):

avrgcc.py

@@ -24,17 +24,17 @@
 import os, subprocess
 import string, re
 
-def mmcu(location = None, gcc = "avr-gcc"):
+def devices(location = None):
  p = subprocess.Popen(
- gcc + " -mmcu=asd",
+ "avr-as -mlist-devices",
  shell = True,
  cwd = location,
  stdout = subprocess.PIPE,
  stderr = subprocess.PIPE
  )
  out, err = p.communicate()
 
- m = re.search(r"are: (.*)", err.decode())
- if not m:
- return []
- return m.group(1).split(' ')
+ devices = []
+ for line in out.decode().split(os.linesep)[1:]:
+ devices.extend(line.strip().split(" "))
+ return devices