cpython/Mac/Modules/snd/sndscan.py

128 lines
3.5 KiB
Python

# Scan Sound.h header file, generate sndgen.py and Sound.py files.
# Then import sndsupport (which execs sndgen.py) to generate Sndmodule.c.
# (Should learn how to tell the compiler to compile it as well.)
import sys
import os
BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
sys.path.append(BGENDIR)
from bgenlocations import TOOLBOXDIR
from scantools import Scanner
def main():
input = "Sound.h"
output = "sndgen.py"
defsoutput = TOOLBOXDIR + "Sound.py"
scanner = SoundScanner(input, output, defsoutput)
scanner.scan()
scanner.close()
print "=== Done scanning and generating, now doing 'import sndsupport' ==="
import sndsupport
print "=== Done. It's up to you to compile Sndmodule.c ==="
class SoundScanner(Scanner):
def destination(self, type, name, arglist):
classname = "SndFunction"
listname = "functions"
if arglist:
t, n, m = arglist[0]
if t == "SndChannelPtr" and m == "InMode":
classname = "SndMethod"
listname = "sndmethods"
return classname, listname
def writeinitialdefs(self):
self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
def makeblacklistnames(self):
return [
'SndDisposeChannel', # automatic on deallocation
'SndAddModifier', # for internal use only
'SndPlayDoubleBuffer', # very low level routine
# Obsolete:
'StartSound',
'StopSound',
'SoundDone',
# These do not work for cfm68k:
## 'SndGetInfo',
## 'SndSetInfo',
## 'GetCompressionInfo',
## 'GetCompressionName',
## 'GetSoundPreference',
## 'SetSoundPreference',
# And old calls that are no longer supported
'SetSoundVol',
'GetSoundVol',
# Constants with funny definitions
'rate48khz',
'rate44khz',
'kInvalidSource',
]
def makeblacklisttypes(self):
return [
"GetSoundVol",
"SetSoundVol",
"UnsignedFixed",
# Don't have the time to dig into this...
"Component",
"ComponentInstance",
"SoundComponentDataPtr",
"SoundComponentData",
"SoundComponentData_ptr",
"SoundConverter",
"ModalFilterUPP",
]
def makerepairinstructions(self):
return [
([("Str255", "*", "InMode")],
[("*", "*", "OutMode")]),
([("void_ptr", "*", "InMode"), ("long", "*", "InMode")],
[("InBuffer", "*", "*")]),
([("void", "*", "OutMode"), ("long", "*", "InMode"),
("long", "*", "OutMode")],
[("VarVarOutBuffer", "*", "InOutMode")]),
([("SCStatusPtr", "*", "InMode")],
[("SCStatus", "*", "OutMode")]),
([("SMStatusPtr", "*", "InMode")],
[("SMStatus", "*", "OutMode")]),
([("CompressionInfoPtr", "*", "InMode")],
[("CompressionInfo", "*", "OutMode")]),
# For SndPlay's SndListHandle argument
([("Handle", "sndHdl", "InMode")],
[("SndListHandle", "*", "*")]),
# For SndStartFilePlay
([("long", "bufferSize", "InMode"), ("void", "theBuffer", "OutMode")],
[("*", "*", "*"), ("FakeType('0')", "*", "InMode")]),
# For Comp3to1 etc.
([("void_ptr", "inBuffer", "InMode"),
("void", "outBuffer", "OutMode"),
("unsigned_long", "cnt", "InMode")],
[("InOutBuffer", "buffer", "InOutMode")]),
# Ditto
## ([("void_ptr", "inState", "InMode"), ("void", "outState", "OutMode")],
## [("InOutBuf128", "state", "InOutMode")]),
([("StateBlockPtr", "inState", "InMode"), ("StateBlockPtr", "outState", "InMode")],
[("StateBlock", "state", "InOutMode")]),
# Catch-all for the last couple of void pointers
([("void", "*", "OutMode")],
[("void_ptr", "*", "InMode")]),
]
if __name__ == "__main__":
main()