Mac/Modules/snd/sndscan.py

   1 # Scan Sound.h header file, generate sndgen.py and Sound.py files.
   2 # Then import sndsupport (which execs sndgen.py) to generate Sndmodule.c.
   3 # (Should learn how to tell the compiler to compile it as well.)
   4
   5 import addpack
   6 addpack.addpack(':Tools:bgen:bgen')
   7 from bgenlocations import TOOLBOXDIR
   8
   9 from scantools import Scanner
  10
  11 def main():
  12         input = "Sound.h"
  13         output = "sndgen.py"
  14         defsoutput = TOOLBOXDIR + "Sound.py"
  15         scanner = SoundScanner(input, output, defsoutput)
  16         scanner.scan()
  17         scanner.close()
  18         print "=== Done scanning and generating, now doing 'import sndsupport' ==="
  19         import sndsupport
  20         print "=== Done.  It's up to you to compile Sndmodule.c ==="
  21
  22 class SoundScanner(Scanner):
  23
  24         def destination(self, type, name, arglist):
  25                 classname = "SndFunction"
  26                 listname = "functions"
  27                 if arglist:
  28                         t, n, m = arglist[0]
  29                         if t == "SndChannelPtr" and m == "InMode":
  30                                 classname = "SndMethod"
  31                                 listname = "sndmethods"
  32                 return classname, listname
  33
  34         def writeinitialdefs(self):
  35                 self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
  36
  37         def makeblacklistnames(self):
  38                 return [
  39                         'SndDisposeChannel',            # automatic on deallocation
  40                         'SndAddModifier',               # for internal use only
  41                         'SndPlayDoubleBuffer',          # very low level routine
  42                         # Obsolete:
  43                         'StartSound',
  44                         'StopSound',
  45                         'SoundDone',
  46                         # These do not work for cfm68k:
  47                         'SndGetInfo',
  48                         'SndSetInfo',
  49                         'GetCompressionInfo',
  50                         'GetCompressionName',
  51                         'GetSoundPreference',
  52                         'SetSoundPreference',
  53                         # And old calls that are no longer supported
  54                         'SetSoundVol',
  55                         'GetSoundVol',
  56
  57                         ]
  58
  59         def makeblacklisttypes(self):
  60                 return [
  61                         "GetSoundVol",
  62                         "SetSoundVol",
  63                         "UnsignedFixed",
  64                         # Don't have the time to dig into this...
  65                         "Component",
  66                         "ComponentInstance",
  67                         "SoundComponentDataPtr",
  68                         "SoundComponentData",
  69                         "SoundComponentData_ptr",
  70                         "SoundConverter",
  71                         "ModalFilterUPP",
  72                         ]
  73
  74         def makerepairinstructions(self):
  75                 return [
  76                         ([("Str255", "*", "InMode")],
  77                          [("*", "*", "OutMode")]),
  78
  79                         ([("void_ptr", "*", "InMode"), ("long", "*", "InMode")],
  80                          [("InBuffer", "*", "*")]),
  81
  82                         ([("void", "*", "OutMode"), ("long", "*", "InMode"),
  83                                                     ("long", "*", "OutMode")],
  84                          [("VarVarOutBuffer", "*", "InOutMode")]),
  85
  86                         ([("SCStatusPtr", "*", "InMode")],
  87                          [("SCStatus", "*", "OutMode")]),
  88
  89                         ([("SMStatusPtr", "*", "InMode")],
  90                          [("SMStatus", "*", "OutMode")]),
  91
  92                         ([("CompressionInfoPtr", "*", "InMode")],
  93                          [("CompressionInfo", "*", "OutMode")]),
  94
  95                         # For SndPlay's SndListHandle argument
  96                         ([("Handle", "sndHdl", "InMode")],
  97                          [("SndListHandle", "*", "*")]),
  98
  99                         # For SndStartFilePlay
 100                         ([("long", "bufferSize", "InMode"), ("void", "theBuffer", "OutMode")],
 101                          [("*", "*", "*"), ("FakeType('0')", "*", "InMode")]),
 102
 103                         # For Comp3to1 etc.
 104                         ([("void_ptr", "inBuffer", "InMode"),
 105                           ("void", "outBuffer", "OutMode"),
 106                           ("unsigned_long", "cnt", "InMode")],
 107                          [("InOutBuffer", "buffer", "InOutMode")]),
 108
 109                         # Ditto
 110 ##                      ([("void_ptr", "inState", "InMode"), ("void", "outState", "OutMode")],
 111 ##                       [("InOutBuf128", "state", "InOutMode")]),
 112                         ([("StateBlockPtr", "inState", "InMode"), ("StateBlockPtr", "outState", "InMode")],
 113                          [("StateBlock", "state", "InOutMode")]),
 114
 115                         # Catch-all for the last couple of void pointers
 116                         ([("void", "*", "OutMode")],
 117                          [("void_ptr", "*", "InMode")]),
 118                         ]
 119
 120 if __name__ == "__main__":
 121         main()