ref: 0536612b984ce2c8b8a40764dec0e670e5235230
dir: /interfaces/python/generator.py/
#! /usr/bin/python """ This file generates a c file from a list of cpp prototypes. """ import os, sys skip_objects = ['fft', 'pvoc', 'filter', 'filterbank', 'resampler'] cpp_output = [l.strip() for l in os.popen('cpp -DAUBIO_UNSTABLE=1 -I ../../build/default/src ../../src/aubio.h').readlines()] cpp_output = filter(lambda y: len(y) > 1, cpp_output) cpp_output = filter(lambda y: not y.startswith('#'), cpp_output) i = 1 while 1: if i >= len(cpp_output): break if cpp_output[i-1].endswith(',') or cpp_output[i-1].endswith('{') or cpp_output[i].startswith('}'): cpp_output[i] = cpp_output[i-1] + ' ' + cpp_output[i] cpp_output.pop(i-1) else: i += 1 typedefs = filter(lambda y: y.startswith ('typedef struct _aubio'), cpp_output) objects = [a.split()[3][:-1] for a in typedefs] print "-- INFO: %d objects in total" % len(objects) generated_objects = [] for this_object in objects: lint = 0 if this_object[-2:] == '_t': object_name = this_object[:-2] else: object_name = this_object print "-- WARNING: %s does not end in _t" % this_object if object_name[:len('aubio_')] != 'aubio_': print "-- WARNING: %s does not start n aubio_" % this_object print "-- INFO: looking at", object_name object_methods = filter(lambda x: this_object in x, cpp_output) object_methods = [a.strip() for a in object_methods] object_methods = filter(lambda x: not x.startswith('typedef'), object_methods) #for method in object_methods: # print method new_methods = filter(lambda x: 'new_'+object_name in x, object_methods) if len(new_methods) > 1: print "-- WARNING: more than one new method for", object_name for method in new_methods: print method elif len(new_methods) < 1: print "-- WARNING: no new method for", object_name elif 0: for method in new_methods: print method del_methods = filter(lambda x: 'del_'+object_name in x, object_methods) if len(del_methods) > 1: print "-- WARNING: more than one del method for", object_name for method in del_methods: print method elif len(del_methods) < 1: print "-- WARNING: no del method for", object_name do_methods = filter(lambda x: object_name+'_do' in x, object_methods) if len(do_methods) > 1: pass #print "-- WARNING: more than one do method for", object_name #for method in do_methods: # print method elif len(do_methods) < 1: print "-- WARNING: no do method for", object_name elif 0: for method in do_methods: print method # check do methods return void for method in do_methods: if (method.split()[0] != 'void'): print "-- ERROR: _do method does not return void:", method get_methods = filter(lambda x: object_name+'_get_' in x, object_methods) set_methods = filter(lambda x: object_name+'_set_' in x, object_methods) for method in set_methods: if (method.split()[0] != 'uint_t'): print "-- ERROR: _set method does not return uint_t:", method other_methods = filter(lambda x: x not in new_methods, object_methods) other_methods = filter(lambda x: x not in del_methods, other_methods) other_methods = filter(lambda x: x not in do_methods, other_methods) other_methods = filter(lambda x: x not in get_methods, other_methods) other_methods = filter(lambda x: x not in set_methods, other_methods) if len(other_methods) > 0: print "-- WARNING: some methods for", object_name, "were unidentified" for method in other_methods: print method # generate this_object if not os.path.isdir('generated'): os.mkdir('generated') from gen_pyobject import * short_name = object_name[len('aubio_'):] if short_name in skip_objects: print "-- INFO: skipping object", short_name continue if 1: #try: s = gen_new_init(new_methods[0], short_name) s += gen_do(do_methods[0], short_name) s += gen_members(new_methods[0], short_name) s += gen_methods(get_methods, set_methods, short_name) s += gen_finish(short_name) fd = open('generated/gen-'+short_name+'.c', 'w') fd.write(s) #except Exception, e: # print "-- ERROR:", type(e), str(e), "in", short_name # continue generated_objects += [this_object] s = """// generated list of generated objects """ for each in generated_objects: s += "extern PyTypeObject Py_%sType;\n" % \ each.replace('aubio_','').replace('_t','') types_ready = [] for each in generated_objects: types_ready.append(" PyType_Ready (&Py_%sType) < 0" % \ each.replace('aubio_','').replace('_t','') ) s += """ int generated_types_ready (void) { return (""" s += ('||\n').join(types_ready) s += """); } """ s += """ void add_generated_objects ( PyObject *m ) {""" for each in generated_objects: s += """ Py_INCREF (&Py_%(name)sType); PyModule_AddObject (m, "%(name)s", (PyObject *) & Py_%(name)sType);""" % \ { 'name': ( each.replace('aubio_','').replace('_t','') ) } s += """ }""" fd = open('generated/aubio-generated.h', 'w') fd.write(s)