SDL  2.0
sort_controllers.py
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1 #!/usr/bin/env python
2 #
3 # Script to sort the game controller database entries in SDL_gamecontroller.c
4 
5 import re
6 
7 
8 filename = "SDL_gamecontrollerdb.h"
9 input = open(filename)
10 output = open(filename + ".new", "w")
11 parsing_controllers = False
12 controllers = []
13 controller_guids = {}
14 split_pattern = re.compile(r'([^"]*")([^,]*,)([^,]*,)([^"]*)(".*)')
15 
16 def save_controller(line):
17  global controllers
18  match = split_pattern.match(line)
19  entry = [ match.group(1), match.group(2), match.group(3) ]
20  bindings = sorted(match.group(4).split(","))
21  if (bindings[0] == ""):
22  bindings.pop(0)
23  entry.extend(",".join(bindings) + ",")
24  entry.append(match.group(5))
25  controllers.append(entry)
26 
28  global controllers
29  global controller_guids
30  for entry in sorted(controllers, key=lambda entry: entry[2]):
31  line = "".join(entry) + "\n"
32  line = line.replace("\t", " ")
33  if not line.endswith(",\n") and not line.endswith("*/\n"):
34  print("Warning: '%s' is missing a comma at the end of the line" % (line))
35  if (entry[1] in controller_guids):
36  print("Warning: entry '%s' is duplicate of entry '%s'" % (entry[2], controller_guids[entry[1]][2]))
37  controller_guids[entry[1]] = entry
38 
39  output.write(line)
40  controllers = []
41  controller_guids = {}
42 
43 for line in input:
44  if (parsing_controllers):
45  if (line.startswith("{")):
46  output.write(line)
47  elif (line.startswith(" NULL")):
48  parsing_controllers = False
50  output.write(line)
51  elif (line.startswith("#if")):
52  print("Parsing " + line.strip())
53  output.write(line)
54  elif (line.startswith("#endif")):
56  output.write(line)
57  else:
58  save_controller(line)
59  else:
60  if (line.startswith("static const char *s_ControllerMappings")):
61  parsing_controllers = True
62 
63  output.write(line)
64 
65 output.close()
66 print("Finished writing %s.new" % filename)
def save_controller(line)