| 1 | #! /usr/bin/python |
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| 2 | |
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| 3 | """ This file generates a c file from a list of cpp prototypes. """ |
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| 4 | |
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| 5 | import os, sys |
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| 6 | |
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| 7 | skip_objects = ['fft', 'pvoc', 'filter', 'filterbank', 'biquad'] |
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| 8 | |
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| 9 | cpp_output = [l.strip() for l in os.popen('cpp -I ../../build/default/src ../../src/aubio.h').readlines()] |
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| 10 | |
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| 11 | cpp_output = filter(lambda y: len(y) > 1, cpp_output) |
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| 12 | cpp_output = filter(lambda y: not y.startswith('#'), cpp_output) |
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| 13 | |
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| 14 | i = 1 |
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| 15 | while 1: |
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| 16 | if i >= len(cpp_output): break |
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| 17 | if cpp_output[i-1].endswith(',') or cpp_output[i-1].endswith('{') or cpp_output[i].startswith('}'): |
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| 18 | cpp_output[i] = cpp_output[i-1] + ' ' + cpp_output[i] |
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| 19 | cpp_output.pop(i-1) |
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| 20 | else: |
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| 21 | i += 1 |
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| 22 | |
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| 23 | typedefs = filter(lambda y: y.startswith ('typedef struct _aubio'), cpp_output) |
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| 24 | |
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| 25 | objects = [a.split()[3][:-1] for a in typedefs] |
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| 26 | |
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| 27 | print "-- INFO: %d objects in total" % len(objects) |
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| 28 | |
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| 29 | for object in objects: |
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| 30 | lint = 0 |
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| 31 | |
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| 32 | if object[-2:] == '_t': |
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| 33 | object_name = object[:-2] |
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| 34 | else: |
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| 35 | object_name = object |
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| 36 | print "-- WARNING: %s does not end in _t" % object |
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| 37 | |
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| 38 | if object_name[:len('aubio_')] != 'aubio_': |
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| 39 | print "-- WARNING: %s does not start n aubio_" % object |
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| 40 | |
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| 41 | print "-- INFO: looking at", object_name |
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| 42 | object_methods = filter(lambda x: object in x, cpp_output) |
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| 43 | object_methods = [a.strip() for a in object_methods] |
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| 44 | object_methods = filter(lambda x: not x.startswith('typedef'), object_methods) |
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| 45 | #for method in object_methods: |
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| 46 | # print method |
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| 47 | |
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| 48 | new_methods = filter(lambda x: 'new_'+object_name in x, object_methods) |
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| 49 | if len(new_methods) > 1: |
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| 50 | print "-- WARNING: more than one new method for", object_name |
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| 51 | for method in new_methods: |
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| 52 | print method |
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| 53 | elif len(new_methods) < 1: |
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| 54 | print "-- WARNING: no new method for", object_name |
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| 55 | elif 0: |
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| 56 | for method in new_methods: |
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| 57 | print method |
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| 58 | |
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| 59 | del_methods = filter(lambda x: 'del_'+object_name in x, object_methods) |
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| 60 | if len(del_methods) > 1: |
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| 61 | print "-- WARNING: more than one del method for", object_name |
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| 62 | for method in del_methods: |
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| 63 | print method |
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| 64 | elif len(del_methods) < 1: |
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| 65 | print "-- WARNING: no del method for", object_name |
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| 66 | |
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| 67 | do_methods = filter(lambda x: object_name+'_do' in x, object_methods) |
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| 68 | if len(do_methods) > 1: |
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| 69 | pass |
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| 70 | #print "-- WARNING: more than one do method for", object_name |
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| 71 | #for method in do_methods: |
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| 72 | # print method |
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| 73 | elif len(do_methods) < 1: |
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| 74 | print "-- WARNING: no do method for", object_name |
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| 75 | elif 0: |
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| 76 | for method in do_methods: |
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| 77 | print method |
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| 78 | |
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| 79 | # check do methods return void |
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| 80 | for method in do_methods: |
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| 81 | if (method.split()[0] != 'void'): |
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| 82 | print "-- ERROR: _do method does not return void:", method |
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| 83 | |
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| 84 | get_methods = filter(lambda x: object_name+'_get_' in x, object_methods) |
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| 85 | |
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| 86 | set_methods = filter(lambda x: object_name+'_set_' in x, object_methods) |
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| 87 | for method in set_methods: |
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| 88 | if (method.split()[0] != 'uint_t'): |
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| 89 | print "-- ERROR: _set method does not return uint_t:", method |
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| 90 | |
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| 91 | other_methods = filter(lambda x: x not in new_methods, object_methods) |
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| 92 | other_methods = filter(lambda x: x not in del_methods, other_methods) |
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| 93 | other_methods = filter(lambda x: x not in do_methods, other_methods) |
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| 94 | other_methods = filter(lambda x: x not in get_methods, other_methods) |
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| 95 | other_methods = filter(lambda x: x not in set_methods, other_methods) |
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| 96 | |
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| 97 | if len(other_methods) > 0: |
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| 98 | print "-- WARNING: some methods for", object_name, "were unidentified" |
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| 99 | for method in other_methods: |
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| 100 | print method |
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| 101 | |
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| 102 | # generate object |
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| 103 | if not os.path.isdir('generated'): os.mkdir('generated') |
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| 104 | from gen_pyobject import * |
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| 105 | short_name = object_name[len('aubio_'):] |
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| 106 | if short_name in skip_objects: |
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| 107 | print "-- INFO: skipping object", short_name |
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| 108 | continue |
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| 109 | if 1: #try: |
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| 110 | s = gen_new_init(new_methods[0], short_name) |
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| 111 | s += gen_do(do_methods[0], short_name) |
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| 112 | s += gen_members(new_methods[0], short_name) |
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| 113 | s += gen_methods(get_methods, set_methods, short_name) |
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| 114 | s += gen_finish(short_name) |
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| 115 | fd = open('generated/gen-'+short_name+'.c', 'w') |
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| 116 | fd.write(s) |
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| 117 | #except Exception, e: |
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| 118 | # print "-- ERROR:", type(e), str(e), "in", short_name |
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| 119 | # continue |
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