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1# This script is launched on separate task for each python module
2# It checks for dependencies for that specific module and prints
3# them out, the output of this execution will have all dependencies
4# for a specific module, which will be parsed an dealt on create_manifest.py
5#
6# Author: Alejandro Enedino Hernandez Samaniego "aehs29" <aehs29@gmail.com>
7
8
9# We can get a log per module, for all the dependencies that were found, but its messy.
10debug=False
11
12import sys
13
14# We can get a list of the modules which are currently required to run python
15# so we run python-core and get its modules, we then import what we need
16# and check what modules are currently running, if we substract them from the
17# modules we had initially, we get the dependencies for the module we imported.
18
19# We use importlib to achieve this, so we also need to know what modules importlib needs
20import importlib
21
22core_deps=set(sys.modules)
23
24def fix_path(dep_path):
25 import os
26 # We DONT want the path on our HOST system
27 pivot='recipe-sysroot-native'
28 dep_path=dep_path[dep_path.find(pivot)+len(pivot):]
29
30 if '/usr/bin' in dep_path:
31 dep_path = dep_path.replace('/usr/bin''${bindir}')
32
33 # Handle multilib, is there a better way?
34 if '/usr/lib32' in dep_path:
35 dep_path = dep_path.replace('/usr/lib32','${libdir}')
36 if '/usr/lib64' in dep_path:
37 dep_path = dep_path.replace('/usr/lib64','${libdir}')
38 if '/usr/lib' in dep_path:
39 dep_path = dep_path.replace('/usr/lib','${libdir}')
40 if '/usr/include' in dep_path:
41 dep_path = dep_path.replace('/usr/include','${includedir}')
42 if '__init__.' in dep_path:
43 dep_path = os.path.split(dep_path)[0]
44
45 # If a *.pyc file was imported, we replace it with *.py (since we deal with PYCs on create_manifest)
46 if '.pyc' in dep_path:
47 dep_path = dep_path.replace('.pyc','.py')
48
49 return dep_path
50
51# Module to import was passed as an argument
52current_module = str(sys.argv[1]).rstrip()
53if(debug==True):
54 log = open('log_%s' % current_module,'w')
55 log.write('Module %s generated the following dependencies:\n' % current_module)
56try:
57 importlib.import_module('%s' % current_module)
58except ImportError as e:
59 if (debug==True):
60 log.write('Module was not found')
61 pass
62
63
64# Get current module dependencies, dif will contain a list of specific deps for this module
65module_deps=set(sys.modules)
66
67# We handle the core package (1st pass on create_manifest.py) as a special case
68if current_module == 'python-core-package':
69 dif = core_deps
70else:
71 dif = module_deps-core_deps
72
73
74# Check where each dependency came from
75for item in dif:
76 dep_path=''
77 try:
78 if (debug==True):
79 log.write('Calling: sys.modules[' + '%s' % item + '].__file__\n')
80 dep_path = sys.modules['%s' % item].__file__
81 except AttributeError as e:
82 # Deals with thread (builtin module) not having __file__ attribute
83 if debug==True:
84 log.write(item + ' ')
85 log.write(str(e))
86 log.write('\n')
87 pass
88 except NameError as e:
89 # Deals with NameError: name 'dep_path' is not defined
90 # because module is not found (wasn't compiled?), e.g. bddsm
91 if (debug==True):
92 log.write(item+' ')
93 log.write(str(e))
94 pass
95
96 # Site-customize is a special case since we (OpenEmbedded) put it there manually
97 if 'sitecustomize' in dep_path:
98 dep_path = '${libdir}/python2.7/sitecustomize.py'
99 # Prints out result, which is what will be used by create_manifest
100 print (dep_path)
101 continue
102
103 dep_path = fix_path(dep_path)
104
105 if (debug==True):
106 log.write(dep_path+'\n')
107
108 # Prints out result, which is what will be used by create_manifest
109 print (dep_path)
110
111if debug==True:
112 log.close()