diff options
Diffstat (limited to 'codegen/defsconvert.py')
| -rw-r--r-- | codegen/defsconvert.py | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/codegen/defsconvert.py b/codegen/defsconvert.py new file mode 100644 index 00000000..365a507f --- /dev/null +++ b/codegen/defsconvert.py @@ -0,0 +1,130 @@ +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 string.upper(name) + +def typecode(typename): + """create a typecode (eg. GTK_TYPE_WIDGET) from a typename""" + return string.replace(to_upper_str(typename), '_', '_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() |