Mac/Modules/ae/aescan.py

   1 # Scan AppleEvents.h header file, generate aegen.py and AppleEvents.py files.
   2 # Then run aesupport to generate AEmodule.c.
   3 0# (Should learn how to tell the compiler to compile it as well.)
   4
   5 import addpack
   6 addpack.addpack(':Tools:bgen:bgen')
   7 import sys
   8 import os
   9 import string
  10 import regex
  11 import regsub
  12 import MacOS
  13 from bgenlocations import TOOLBOXDIR
  14
  15 from scantools import Scanner
  16
  17 def main():
  18         print "=== Scanning AERegistry.h for defines ==="
  19         input = "AERegistry.h"
  20         output = "@dummy-registry.py"
  21         defsoutput = TOOLBOXDIR + "AERegistry.py"
  22         scanner = AppleEventsRegScanner(input, output, defsoutput)
  23         scanner.scan()
  24         scanner.close()
  25         print "=== Scanning AEObjects.h for defines ==="
  26         # XXXX This isn't correct. We only scan AEObjects.h for defines, but there
  27         # are some functions in there that are probably useful (the accessor stuff)
  28         # once we start writing servers in python.
  29         input = "AEObjects.h"
  30         output = "@dummy-objects.py"
  31         defsoutput = TOOLBOXDIR + "AEObjects.py"
  32         scanner = AppleEventsScanner(input, output, defsoutput)
  33         scanner.scan()
  34         scanner.close()
  35         print "=== Scanning AEDataModel.h ==="
  36         input = "AEDataModel.h"
  37         output = "aedatamodelgen.py"
  38         defsoutput = TOOLBOXDIR + "AEDataModel.py"
  39         scanner = AppleEventsScanner(input, output, defsoutput)
  40
  41         scanner.scan()
  42         scanner.close()
  43         print "=== Scanning AppleEvents.h ==="
  44         input = "AppleEvents.h"
  45         output = "aegen.py"
  46         defsoutput = TOOLBOXDIR + "AppleEvents.py"
  47         scanner = AppleEventsRegScanner(input, output, defsoutput)
  48         scanner.scan()
  49         scanner.close()
  50         print "=== Done Scanning and Generating, now doing 'import aesupport' ==="
  51         import aesupport
  52         print "=== Done 'import aesupport'.  It's up to you to compile AEmodule.c ==="
  53
  54 class AppleEventsScanner(Scanner):
  55
  56         def destination(self, type, name, arglist):
  57                 classname = "AEFunction"
  58                 listname = "functions"
  59                 if arglist:
  60                         t, n, m = arglist[0]
  61                         if t[-4:] == "_ptr" and m == "InMode" and \
  62                            t[:-4] in ("AEDesc", "AEAddressDesc", "AEDescList",
  63                                  "AERecord", "AppleEvent"):
  64                                 classname = "AEMethod"
  65                                 listname = "aedescmethods"
  66                 return classname, listname
  67
  68         def makeblacklistnames(self):
  69                 return [
  70                         "AEDisposeDesc",
  71 #                       "AEGetEventHandler",
  72                         ]
  73
  74         def makeblacklisttypes(self):
  75                 return [
  76                         "ProcPtr",
  77                         "AEArrayType",
  78                         "AECoercionHandlerUPP",
  79                         "UniversalProcPtr",
  80                         ]
  81
  82         def makerepairinstructions(self):
  83                 return [
  84                         ([("Boolean", "isSysHandler", "InMode")],
  85                          [("AlwaysFalse", "*", "*")]),
  86
  87                         ([("void_ptr", "*", "InMode"), ("Size", "*", "InMode")],
  88                          [("InBuffer", "*", "*")]),
  89
  90                         ([("EventHandlerProcPtr", "*", "InMode"), ("long", "*", "InMode")],
  91                          [("EventHandler", "*", "*")]),
  92
  93                         ([("EventHandlerProcPtr", "*", "OutMode"), ("long", "*", "OutMode")],
  94                          [("EventHandler", "*", "*")]),
  95
  96                         ([("AEEventHandlerUPP", "*", "InMode"), ("long", "*", "InMode")],
  97                          [("EventHandler", "*", "*")]),
  98
  99                         ([("AEEventHandlerUPP", "*", "OutMode"), ("long", "*", "OutMode")],
 100                          [("EventHandler", "*", "*")]),
 101
 102                         ([("void", "*", "OutMode"), ("Size", "*", "InMode"),
 103                                                     ("Size", "*", "OutMode")],
 104                          [("VarVarOutBuffer", "*", "InOutMode")]),
 105
 106                         ([("AppleEvent", "theAppleEvent", "OutMode")],
 107                          [("AppleEvent_ptr", "*", "InMode")]),
 108
 109                         ([("AEDescList", "theAEDescList", "OutMode")],
 110                          [("AEDescList_ptr", "*", "InMode")]),
 111                         ]
 112
 113         def writeinitialdefs(self):
 114                 self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
 115
 116 class AppleEventsRegScanner(AppleEventsScanner):
 117         def writeinitialdefs(self):
 118                 self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
 119                 self.defsfile.write("from AEDataModel import *\n")
 120
 121 if __name__ == "__main__":
 122         main()