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#! /usr/bin/env python
import sys
import string, re
# ------------------ Create typecodes from typenames ---------
_upperstr_pat1 = re.compile(r'([^A-Z])([A-Z])')
_upperstr_pat2 = re.compile(r'([A-Z][A-Z])([A-Z][0-9a-z])')
_upperstr_pat3 = re.compile(r'^([A-Z])([A-Z])')
def to_upper_str(name):
"""Converts a typename to the equivalent upercase and underscores
name. This is used to form the type conversion macros and enum/flag
name variables"""
name = _upperstr_pat1.sub(r'\1_\2', name)
name = _upperstr_pat2.sub(r'\1_\2', name)
name = _upperstr_pat3.sub(r'\1_\2', name, count=1)
return name.upper()
def typecode(typename):
"""create a typecode (eg. GTK_TYPE_WIDGET) from a typename"""
return to_upper_str(typename).replace('_', '_TYPE_', 1)
STATE_START = 0
STATE_OBJECT = 1
STATE_INTERFACE = 2
STATE_BOXED = 3
STATE_ENUM = 4
STATE_FLAGS = 5
STATE_METHOD = 6
STATE_FUNCTION = 7
def convert(infp=sys.stdin, outfp=sys.stdout):
state = STATE_START
seen_params = 0
line = infp.readline()
while line:
if line[:8] == '(object ':
state = STATE_OBJECT
seen_params = 0
outfp.write('(define-object ' + line[8:])
elif line[:11] == '(interface ':
state = STATE_INTERFACE
seen_params = 0
outfp.write('(define-interface ' + line[11:])
elif line[:7] == '(boxed ':
state = STATE_BOXED
seen_params = 0
outfp.write('(define-boxed ' + line[7:])
elif line[:6] == '(enum ':
state = STATE_ENUM
seen_params = 0
outfp.write('(define-enum ' + line[6:])
elif line[:7] == '(flags ':
state = STATE_FLAGS
seen_params = 0
outfp.write('(define-flags ' + line[7:])
elif line[:8] == '(method ':
state = STATE_METHOD
seen_params = 0
outfp.write('(define-method ' + line[8:])
elif line[:10] == '(function ':
state = STATE_FUNCTION
seen_params = 0
outfp.write('(define-function ' + line[10:])
elif line[:13] == ' (in-module ':
outfp.write(re.sub(r'^(\s+\(in-module\s+)(\w+)(.*)$',
r'\1"\2"\3', line))
elif line[:10] == ' (parent ':
outfp.write(re.sub(r'^(\s+\(parent\s+)(\w+)(\s+\((\w+)\))?(.*)$',
r'\1"\4\2"\5', line))
elif line[:14] == ' (implements ':
outfp.write(re.sub(r'^(\s+\(implements\s+)([^\s]+)(\s*\))$',
r'\1"\2"\3', line))
elif line[:13] == ' (of-object ':
outfp.write(re.sub(r'^(\s+\(of-object\s+)(\w+)(\s+\((\w+)\))?(.*)$',
r'\1"\4\2"\5', line))
elif line[:10] == ' (c-name ':
outfp.write(re.sub(r'^(\s+\(c-name\s+)([^\s]+)(\s*\))$',
r'\1"\2"\3', line))
if state in (STATE_OBJECT, STATE_INTERFACE, STATE_BOXED,
STATE_ENUM, STATE_FLAGS):
c_name = re.match(r'^\s+\(c-name\s+([^\s]+)\s*\)$',
line).group(1)
outfp.write(' (gtype-id "%s")\n' % typecode(c_name))
elif line[:15] == ' (return-type ':
outfp.write(re.sub(r'^(\s+\(return-type\s+)([^\s]+)(\s*\))$',
r'\1"\2"\3', line))
elif line[:13] == ' (copy-func ':
outfp.write(re.sub(r'^(\s+\(copy-func\s+)(\w+)(.*)$',
r'\1"\2"\3', line))
elif line[:16] == ' (release-func ':
outfp.write(re.sub(r'^(\s+\(release-func\s+)(\w+)(.*)$',
r'\1"\2"\3', line))
elif line[:9] == ' (field ':
if not seen_params:
outfp.write(' (fields\n')
seen_params = 1
outfp.write(re.sub(r'^\s+\(field\s+\(type-and-name\s+([^\s]+)\s+([^\s]+)\s*\)\s*\)$',
' \'("\\1" "\\2")', line))
elif line[:9] == ' (value ':
if not seen_params:
outfp.write(' (values\n')
seen_params = 1
outfp.write(re.sub(r'^\s+\(value\s+\(name\s+([^\s]+)\)\s+\(c-name\s+([^\s]+)\s*\)\s*\)$',
' \'("\\1" "\\2")', line))
elif line[:13] == ' (parameter ':
if not seen_params:
outfp.write(' (parameters\n')
seen_params = 1
outfp.write(re.sub(r'^\s+\(parameter\s+\(type-and-name\s+([^\s]+)\s+([^\s]+)\s*\)(\s*.*)\)$',
' \'("\\1" "\\2"\\3)', line))
elif line[:11] == ' (varargs ':
if seen_params:
outfp.write(' )\n')
seen_params = 0
outfp.write(' (varargs #t)\n')
elif line[0] == ')':
if seen_params:
outfp.write(' )\n')
seen_params = 0
state = STATE_START
outfp.write(line)
else:
outfp.write(line)
line = infp.readline()
if __name__ == '__main__':
convert()
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