86 lines
1.9 KiB
Python
86 lines
1.9 KiB
Python
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import os
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import re
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import sys
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def extract_constants(filename):
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with open(filename) as file:
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txt = file.read()
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# strip comments
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txt = re.sub('//.*', ' ', txt)
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while ('/*' in txt):
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s1 = txt.split('/*', 1)
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s2 = s1[1].split('*/', 1)
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txt = s1[0] + s2[-1]
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# strip multiline continues
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txt = re.sub(r'\\\n', ' ', txt)
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# strip extern C
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txt = re.sub(r'extern "C" {', ' ', txt)
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# single-line blocks
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txt = re.sub(r'{\n', '{ ', txt)
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txt = re.sub(r'\n{', ' {', txt)
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tmp = txt
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txt = ''
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inside = 0
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for character in tmp:
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if inside != 0 and character == '\n':
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continue
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txt += character
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if character == '{':
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inside += 1
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if character == '}':
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inside -= 1
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# normalize whitespace
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txt = txt.replace('\t', ' ')
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while (' ' in txt):
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txt = txt.replace(' ', ' ')
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while ('\n\n' in txt):
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txt = txt.replace('\n\n', '\n')
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# BAD culling of ifdef version
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tmp = txt
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txt = ''
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inside = 0
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for line in tmp.splitlines():
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line = line.strip()
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if line == '#ifdef VERSION_JP':
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inside = 1
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continue
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if line == '#ifdef VERSION_EU':
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inside = 1
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continue
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if line == '#else':
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inside = 0
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continue
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if line == '#endif':
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inside = 0
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continue
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if inside == 0:
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txt += line + '\n'
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# cull obvious non-enums, non-defines
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tmp = txt
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txt = ''
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for line in tmp.splitlines():
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line = line.strip()
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if line.startswith('enum '):
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txt += line + '\n'
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if line.startswith('#define '):
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pieces = line.split(' ')
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if len(pieces) < 3:
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continue
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if '(' in pieces[1]:
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continue
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txt += line + '\n'
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return txt
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#print(extract_constants("include/audio_defines.h"))
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