Function parseheader

tools/parse-glibc.py:35–119

(cppcheckpath, filename)

def parseheader(cppcheckpath, filename):
    with open(filename, 'rt') as f:
        data = f.read()

    with open(cppcheckpath + '/cfg/std.cfg', 'rt') as f:
        stdcfg = f.read()

    with open(cppcheckpath + '/cfg/posix.cfg', 'rt') as f:
        posixcfg = f.read()

    while '/*' in data:
        pos1 = data.find('/*')
        pos2 = data.find('*/', pos1 + 2)
        data = data[:pos1] + data[pos2 + 2:]

    data = data.replace('\\\n', '')

    while '\n#' in data:
        pos1 = data.find('\n#')
        pos2 = data.find('\n', pos1 + 1)
        data = data[:pos1] + data[pos2:]

    while '\n__BEGIN' in data:
        pos1 = data.find('\n__BEGIN')
        pos2 = data.find('\n', pos1 + 1)
        data = data[:pos1] + data[pos2:]

    while '\n__END' in data:
        pos1 = data.find('\n__END')
        pos2 = data.find('\n', pos1 + 1)
        data = data[:pos1] + data[pos2:]

    data = data.replace('\n\n', '\n')
    data = data.replace('\t', '    ')
    data = data.replace(',\n  ', ',')
    data = data.replace(')\n  ', ',')
    data = data.replace('  ', ' ')

    output = []

    for line in data.split('\n'):
        if (line[:7] != 'extern ' and ' extern ' not in line) or line[-1] != ';':
            continue

        functionNameEnd = line.find('(') - 1
        if functionNameEnd < 0:
            continue
        while line[functionNameEnd] == ' ':
            functionNameEnd -= 1
        if functionNameEnd < 10:
            continue
        functionNameStart = functionNameEnd
        while line[functionNameStart] == '_' or line[functionNameStart].isalnum():
            functionNameStart -= 1
        if functionNameStart < 10:
            continue
        if line[functionNameStart] != '*' and line[functionNameStart] != ' ':
            continue