1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132
|
# Scan an Apple header file, generating a Python file of generator calls.
import sys
import os
BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
sys.path.append(BGENDIR)
from scantools import Scanner_OSX
from bgenlocations import TOOLBOXDIR
LONG = "CoreFoundation"
SHORT = "cf"
OBJECTS = ("CFTypeRef",
"CFArrayRef", "CFMutableArrayRef",
"CFDataRef", "CFMutableDataRef",
"CFDictionaryRef", "CFMutableDictionaryRef",
"CFStringRef", "CFMutableStringRef",
"CFURLRef",
)
# ADD object typenames here
def main():
input = [
"CFBase.h",
"CFArray.h",
## "CFBag.h",
## "CFBundle.h",
## "CFCharacterSet.h",
"CFData.h",
## "CFDate.h",
"CFDictionary.h",
## "CFNumber.h",
## "CFPlugIn.h",
## "CFPreferences.h",
## "CFPropertyList.h",
## "CFSet.h",
"CFString.h",
## "CFStringEncodingExt.h",
## "CFTimeZone.h",
"CFURL.h",
]
output = SHORT + "gen.py"
defsoutput = TOOLBOXDIR + LONG + ".py"
scanner = MyScanner(input, output, defsoutput)
scanner.scan()
scanner.gentypetest(SHORT+"typetest.py")
scanner.close()
print "=== Done scanning and generating, now importing the generated code... ==="
exec "import " + SHORT + "support"
print "=== Done. It's up to you to compile it now! ==="
class MyScanner(Scanner_OSX):
def destination(self, type, name, arglist):
classname = "Function"
listname = "functions"
if arglist:
t, n, m = arglist[0]
if t in OBJECTS and m == "InMode":
classname = "Method"
listname = t + "_methods"
# Special case for the silly first AllocatorRef argument
if t == 'CFAllocatorRef' and m == 'InMode' and len(arglist) > 1:
t, n, m = arglist[1]
if t in OBJECTS and m == "InMode":
classname = "MethodSkipArg1"
listname = t + "_methods"
return classname, listname
def writeinitialdefs(self):
self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
def makeblacklistnames(self):
return [
# Memory allocator functions
"CFAllocatorGetDefault",
"CFAllocatorSetDefault",
"CFAllocatorAllocate",
"CFAllocatorReallocate",
"CFAllocatorDeallocate",
"CFGetAllocator",
# Array functions we skip for now.
"CFArrayGetValueAtIndex",
# Data pointer functions. Skip for now.
"CFDataGetBytePtr",
"CFDataGetMutableBytePtr",
"CFDataGetBytes", # XXXX Should support this one
# String functions
"CFStringGetPascalString", # Use the C-string methods.
"CFStringGetPascalStringPtr", # TBD automatically
"CFStringGetCStringPtr",
"CFStringGetCharactersPtr",
"CFStringGetCString",
"CFStringGetCharacters",
"CFURLCreateStringWithFileSystemPath", # Gone in later releases
]
def makegreylist(self):
return []
def makeblacklisttypes(self):
return [
"CFComparatorFunction", # Callback function pointer
"CFAllocatorContext", # Not interested in providing our own allocator
"void_ptr_ptr", # Tricky. This is the initializer for arrays...
"void_ptr", # Ditto for various array lookup methods
"CFArrayApplierFunction", # Callback function pointer
"CFDictionaryApplierFunction", # Callback function pointer
"UniChar_ptr", # XXXX To be done
"const_UniChar_ptr", # XXXX To be done
"UniChar", # XXXX To be done
"va_list", # For printf-to-a-cfstring. Use Python.
"const_CFStringEncoding_ptr", # To be done, I guess
]
def makerepairinstructions(self):
return [
# Buffers in CF seem to be passed as UInt8 * normally.
([("UInt8_ptr", "*", "InMode"), ("CFIndex", "*", "InMode")],
[("UcharInBuffer", "*", "*")]),
# Some functions return a const char *. Don't worry, we won't modify it.
([("const_char_ptr", "*", "ReturnMode")],
[("return_stringptr", "*", "*")]),
# base URLs are optional (pass None for NULL)
([("CFURLRef", "baseURL", "InMode")],
[("OptionalCFURLRef", "*", "*")]),
]
if __name__ == "__main__":
main()
|