mirror of
https://github.com/coop-deluxe/sm64coopdx.git
synced 2024-11-29 23:43:01 +00:00
118 lines
No EOL
2.8 KiB
Python
118 lines
No EOL
2.8 KiB
Python
import os
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import re
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import sys
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replacements = {
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'BAD_RETURN(s8)': 'void',
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'BAD_RETURN(s16)': 'void',
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'BAD_RETURN(s32)': 'void',
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'BAD_RETURN(s64)': 'void',
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'BAD_RETURN(u8)': 'void',
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'BAD_RETURN(u16)': 'void',
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'BAD_RETURN(u32)': 'void',
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'BAD_RETURN(u64)': 'void',
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'BAD_RETURN(f32)': 'void',
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'BAD_RETURN(f64)': 'void',
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}
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def extract_functions(filename):
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with open(filename) as file:
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lines = file.readlines()
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# combine lines
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txt = ''
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for line in lines:
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txt += line
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# convert multi-line stuff
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txt = txt.replace('\r', ' ')
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txt = txt.replace('\\\n', ' ')
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# deal with certain ifdefs
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gobbling = False
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tmp = txt
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txt = ''
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for line in tmp.splitlines():
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if line.strip() == '#ifdef AVOID_UB':
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gobbling = True
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if line.strip() == '#else':
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gobbling = False
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if line.strip() == '#endif':
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gobbling = False
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if not gobbling:
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txt += line + '\n'
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# do string replacements
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for replacement in replacements:
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txt = txt.replace(replacement, replacements[replacement])
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# strip directives and comments
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in_directive = False
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tmp = txt
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txt = ''
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for line in tmp.splitlines():
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if line.strip().startswith('#') or in_directive:
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in_directive = line.strip().endswith('\\')
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continue
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if line.strip().startswith('typedef'):
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continue
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if '//' in line:
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line = line.split('//', 1)[0]
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txt += line
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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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# normalize newlines
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txt = txt.replace('\n', ' ')
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txt = txt.replace(';', ';\n')
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txt = txt.replace('{', '{\n')
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while (' ' in txt):
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txt = txt.replace(' ', ' ')
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# strip macros
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txt = re.sub(r'[^a-zA-Z0-9_][A-Z0-9_]+\(.*\)', '', txt)
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# strip blocks
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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:
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txt += character
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if character == '{':
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txt += '\n'
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inside += 1
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if character == '}':
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inside -= 1
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# cull obvious non-functions, statics, and externs
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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 '(' not in line:
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continue
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if ')' not in line:
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continue
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if '=' in line:
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continue
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#if '{' not in line:
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# continue
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if line.startswith('static '):
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continue
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if line.startswith('extern '):
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continue
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txt += line + '\n'
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# normalize function ending
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txt = txt.replace(' {', ';')
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return txt
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if __name__ == "__main__":
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print(extract_functions(sys.argv[1])) |