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1 #! /usr/bin/env python3
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2
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3 from __future__ import print_function
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4 import os, sys, glob,re, codecs
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5
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6 ##############################################################################
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7
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8 OSTC4=os.getcwd()
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9 if not os.path.exists( os.path.join(OSTC4, 'Discovery') ):
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10 raise 'Wrong start directory...'
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11
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12 ##############################################################################
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13
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14 def walk(OSTC4):
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15 for dir in ['BootLoader', 'Common', 'Discovery', 'FontPack', 'Small_CPU']:
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16 # Make sure we have the top directory...
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17 if not os.path.exists( os.path.join(OSTC4, dir) ):
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18 raise 'Missing ' + dir
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19
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20 # Then walk in all its existing source sub-directories...
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21 for sub in ['.', 'Inc', 'Src']:
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22 path = os.path.join(OSTC4, dir, sub)
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23 if not os.path.exists(path):
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24 continue
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25 print(path + ':')
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26 for file in glob.iglob( os.path.join(path, '*.[chs]') ):
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27 try:
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28 work(file)
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29 except Exception as e:
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30 raise RuntimeError('Cannot process ' + file + ':\n\t' + str(e))
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31
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32 ##############################################################################
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33
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34 with open(os.path.join(OSTC4, 'Documentations', 'GPL_template.txt')) as f:
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35 template = f.read()
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36
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37 def work(file):
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38
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39 # Unclear what is done if encoding is not yet UTF-8...
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40 with open(file, 'rt', encoding='cp1252') as f:
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41 lines = f.read().splitlines()
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42
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43 # Set defaults
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44 kw = {}
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45 kw['file'] = file.replace(OSTC4+'/', '')
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46 kw['brief'] = ''
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47 kw['author'] = 'Heinrichs Weikamp'
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48 kw['date'] = '2018'
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49
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50 # Try to gather info from existing header, if any:
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51 for line in lines:
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52 # Skip files that already have a GNU license:
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53 if 'GNU General Public License' in line:
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54 print('(done)\t' + file)
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55 return
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56
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57 get(line, 'brief', kw)
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58 get(line, 'author', kw)
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59 get(line, 'date', kw)
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60
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61 # Replace kw in header
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62 header = template
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63 for k,v in kw.items():
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64 header = header.replace('$'+k, v)
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65
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66 # Overwrite resulting file, normalizing EOL
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67 with open(file, 'wt', encoding='utf-8') as f:
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68 for line in header.splitlines():
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69 f.write(line.rstrip() + '\n')
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70 for line in lines:
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71 f.write(line.rstrip() + '\n')
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72 print('+\t' + file)
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73
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74 ##############################################################################
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75
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76 def get(line, word, kw):
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77 m = re.search('(@|\\\\)' + word + '\s*(.*)', line)
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78 if m:
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79 kw[word] = m.group(2)
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80
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81 ##############################################################################
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82
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83 walk(OSTC4)
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