Function string_c_wrap

tools/api.py:994–1017

(p: Parameter)

@cwrap('std::string', 'char*')
def string_c_wrap(p: Parameter) -> None:
    t = Type('char*')
    if p.returns:
        if p.type.is_reference():
            p.add_param(t.add_pointer())
            p.bad_param('${name} == nullptr', 'Null pointer')
        else:
            p.add_param(t)
            p.add_param('size_t', p.name + '_size')
            p.bad_param('${name} == nullptr', 'Null pointer')
    else:
        p.add_param(t)
        p.bad_param('${name} == nullptr', 'Null pointer')

    p.read = '${type}(${name})'
    p.cpp_write = '${type}(${name})'
    p.virtual_read = ['${name}.c_str()']
    if p.type.is_reference():
        p.write = ['*${name} = ${result}.c_str()']
    else:
        p.write = [
            'auto* it = std::copy_n(${result}.begin(), std::min(${result}.size(), ${name}_size - 1), ${name});'
            '*it = \'\\0\''
        ]


class Handle: