summaryrefslogtreecommitdiff
path: root/codegen/defsconvert.py
blob: 2e71f7b8d04ab7b9e73c0470f5f91da851569e0c (plain)
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
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()