Nitin Shukla / LED_Demo

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Dependencies:   MAX44000 nexpaq_mdk

Fork of LED_Demo by Maxim nexpaq

mbd_os/tools/misc/remove-device-h.py@7:3a65ef12ba31, 2016-11-04 (annotated)

Committer:
nitsshukla
Date:
Fri Nov 04 12:06:04 2016 +0000
Revision:
7:3a65ef12ba31
Parent:
1:55a6170b404f 
kghj;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 1:55a6170b404f 1 import json
nexpaq 1:55a6170b404f 2 import os
nexpaq 1:55a6170b404f 3 import stat
nexpaq 1:55a6170b404f 4 import re
nexpaq 1:55a6170b404f 5 from collections import OrderedDict
nexpaq 1:55a6170b404f 6 from subprocess import Popen
nexpaq 1:55a6170b404f 7
nexpaq 1:55a6170b404f 8 git_processes = []
nexpaq 1:55a6170b404f 9
nexpaq 1:55a6170b404f 10 class MyJSONEncoder(json.JSONEncoder):
nexpaq 1:55a6170b404f 11 def __init__(self, *args, **kwargs):
nexpaq 1:55a6170b404f 12 super(MyJSONEncoder, self).__init__(*args, **kwargs)
nexpaq 1:55a6170b404f 13 self.current_indent = 0
nexpaq 1:55a6170b404f 14 self.current_indent_str = ""
nexpaq 1:55a6170b404f 15
nexpaq 1:55a6170b404f 16
nexpaq 1:55a6170b404f 17 def encode(self, o):
nexpaq 1:55a6170b404f 18 #Special Processing for lists
nexpaq 1:55a6170b404f 19 if isinstance(o, (list, tuple)):
nexpaq 1:55a6170b404f 20 primitives_only = True
nexpaq 1:55a6170b404f 21 for item in o:
nexpaq 1:55a6170b404f 22 if isinstance(item, (list, tuple, dict)):
nexpaq 1:55a6170b404f 23 primitives_only = False
nexpaq 1:55a6170b404f 24 break
nexpaq 1:55a6170b404f 25 output = []
nexpaq 1:55a6170b404f 26 if primitives_only:
nexpaq 1:55a6170b404f 27 for item in o:
nexpaq 1:55a6170b404f 28 output.append(json.dumps(item))
nexpaq 1:55a6170b404f 29 return "[" + ", ".join(output) + "]"
nexpaq 1:55a6170b404f 30 else:
nexpaq 1:55a6170b404f 31 self.current_indent += self.indent
nexpaq 1:55a6170b404f 32 self.current_indent_str = " " * self.current_indent
nexpaq 1:55a6170b404f 33 for item in o:
nexpaq 1:55a6170b404f 34 output.append(self.current_indent_str + self.encode(item))
nexpaq 1:55a6170b404f 35 self.current_indent -= self.indent
nexpaq 1:55a6170b404f 36 self.current_indent_str = " " * self.current_indent
nexpaq 1:55a6170b404f 37 return "[\n" + ",\n".join(output) + "\n" + self.current_indent_str + "]"
nexpaq 1:55a6170b404f 38 elif isinstance(o, dict):
nexpaq 1:55a6170b404f 39 primitives_only = True
nexpaq 1:55a6170b404f 40 for item in o.values():
nexpaq 1:55a6170b404f 41 if isinstance(item, (list, tuple, dict)):
nexpaq 1:55a6170b404f 42 primitives_only = False
nexpaq 1:55a6170b404f 43 break
nexpaq 1:55a6170b404f 44 output = []
nexpaq 1:55a6170b404f 45 if primitives_only and len(o) < 3:
nexpaq 1:55a6170b404f 46 for key, value in o.iteritems():
nexpaq 1:55a6170b404f 47 output.append(json.dumps(key) + ": " + self.encode(value))
nexpaq 1:55a6170b404f 48 return "{" + ", ".join(output) + "}"
nexpaq 1:55a6170b404f 49 else:
nexpaq 1:55a6170b404f 50 self.current_indent += self.indent
nexpaq 1:55a6170b404f 51 self.current_indent_str = " " * self.current_indent
nexpaq 1:55a6170b404f 52 for key, value in o.iteritems():
nexpaq 1:55a6170b404f 53 output.append(self.current_indent_str + json.dumps(key) + ": " + self.encode(value))
nexpaq 1:55a6170b404f 54 self.current_indent -= self.indent
nexpaq 1:55a6170b404f 55 self.current_indent_str = " " * self.current_indent
nexpaq 1:55a6170b404f 56 return "{\n" + ",\n".join(output) + "\n" + self.current_indent_str + "}"
nexpaq 1:55a6170b404f 57 else:
nexpaq 1:55a6170b404f 58 return json.dumps(o)
nexpaq 1:55a6170b404f 59
nexpaq 1:55a6170b404f 60 def load(path):
nexpaq 1:55a6170b404f 61 with open(path, 'r') as f :
nexpaq 1:55a6170b404f 62 return json.load(f, object_pairs_hook=OrderedDict)
nexpaq 1:55a6170b404f 63
nexpaq 1:55a6170b404f 64 def dump(path, obj):
nexpaq 1:55a6170b404f 65 with os.fdopen(os.open(path, os.O_WRONLY | os.O_CREAT, stat.S_IRUSR | stat.S_IWUSR), 'w') as f :
nexpaq 1:55a6170b404f 66 os.chmod(path, stat.S_IRUSR | stat.S_IWUSR)
nexpaq 1:55a6170b404f 67 f.write(MyJSONEncoder(indent=4).encode(obj))
nexpaq 1:55a6170b404f 68 f.write(u'\n')
nexpaq 1:55a6170b404f 69 f.truncate()
nexpaq 1:55a6170b404f 70
nexpaq 1:55a6170b404f 71 def find(stem, path) :
nexpaq 1:55a6170b404f 72 for root, directories, files in os.walk(path, followlinks=True) :
nexpaq 1:55a6170b404f 73 [dir for dir in directories if dir[0] != '.']
nexpaq 1:55a6170b404f 74 if (stem_match(stem,os.path.basename(os.path.normpath(root))) and
nexpaq 1:55a6170b404f 75 "device.h" in files) :
nexpaq 1:55a6170b404f 76 return os.path.join(root, "device.h")
nexpaq 1:55a6170b404f 77
nexpaq 1:55a6170b404f 78 def find_all_devices(path, verbose=False) :
nexpaq 1:55a6170b404f 79 for root, directories, files in os.walk(path, followlinks=True) :
nexpaq 1:55a6170b404f 80 [dir for dir in directories if dir[0] != '.']
nexpaq 1:55a6170b404f 81 if "device.h" in files :
nexpaq 1:55a6170b404f 82 if verbose : print("[VERBOSE] found a device.h file in {}".format(root))
nexpaq 1:55a6170b404f 83 yield os.path.join(root, "device.h")
nexpaq 1:55a6170b404f 84
nexpaq 1:55a6170b404f 85 mbed_matcher = re.compile('mbed', re.IGNORECASE)
nexpaq 1:55a6170b404f 86 def stem_match(stem, thing) :
nexpaq 1:55a6170b404f 87 return (stem in thing or
nexpaq 1:55a6170b404f 88 re.sub(mbed_matcher, '', stem) in thing)
nexpaq 1:55a6170b404f 89
nexpaq 1:55a6170b404f 90 attr_matcher = re.compile('^#define\W+DEVICE_(\w+)\W+1.*$')
nexpaq 1:55a6170b404f 91 def parse_attributes(path) :
nexpaq 1:55a6170b404f 92 with open(path) as input :
nexpaq 1:55a6170b404f 93 for line in input :
nexpaq 1:55a6170b404f 94 m = re.match(attr_matcher, line)
nexpaq 1:55a6170b404f 95 if m: yield m.group(1)
nexpaq 1:55a6170b404f 96
nexpaq 1:55a6170b404f 97 remove_matcher = re.compile('^#define\W+DEVICE_(\w+)\W+[10].*$')
nexpaq 1:55a6170b404f 98 def remove_attributes(path) :
nexpaq 1:55a6170b404f 99 with open(path) as input :
nexpaq 1:55a6170b404f 100 remainder = filter(lambda l: not re.match(remove_matcher, l), input)
nexpaq 1:55a6170b404f 101 with open(path,"wb") as output :
nexpaq 1:55a6170b404f 102 output.truncate(0)
nexpaq 1:55a6170b404f 103 output.write("// The 'provides' section in 'target.json' is now used"+
nexpaq 1:55a6170b404f 104 " to create the device's hardware preprocessor switches.\n")
nexpaq 1:55a6170b404f 105 output.write("// Check the 'provides' section of the target description"+
nexpaq 1:55a6170b404f 106 " in 'targets.json' for more details.\n")
nexpaq 1:55a6170b404f 107 output.writelines(remainder)
nexpaq 1:55a6170b404f 108
nexpaq 1:55a6170b404f 109 def user_select(things, message) :
nexpaq 1:55a6170b404f 110 print(message)
nexpaq 1:55a6170b404f 111 for thing, number in zip(things, range(len(things))):
nexpaq 1:55a6170b404f 112 print("{} : {}".format(number, thing))
nexpaq 1:55a6170b404f 113 selection = None
nexpaq 1:55a6170b404f 114 while selection is None :
nexpaq 1:55a6170b404f 115 print("please select an integer [0..{}] or specify all".format(len(things) - 1))
nexpaq 1:55a6170b404f 116 try :
nexpaq 1:55a6170b404f 117 i = raw_input()
nexpaq 1:55a6170b404f 118 if i == "all" :
nexpaq 1:55a6170b404f 119 selection = "all"
nexpaq 1:55a6170b404f 120 else :
nexpaq 1:55a6170b404f 121 selection = int(i)
nexpaq 1:55a6170b404f 122 if (selection > len(things) or
nexpaq 1:55a6170b404f 123 selection < 0) :
nexpaq 1:55a6170b404f 124 print("selection {} out of range".format(selection))
nexpaq 1:55a6170b404f 125 selection = None
nexpaq 1:55a6170b404f 126 except (ValueError, SyntaxError) :
nexpaq 1:55a6170b404f 127 print("selection not understood")
nexpaq 1:55a6170b404f 128 if selection == "all" :
nexpaq 1:55a6170b404f 129 return things
nexpaq 1:55a6170b404f 130 else :
nexpaq 1:55a6170b404f 131 return [things[selection]]
nexpaq 1:55a6170b404f 132
nexpaq 1:55a6170b404f 133 target_matcher = re.compile("TARGET_")
nexpaq 1:55a6170b404f 134 def strip_target(str) :
nexpaq 1:55a6170b404f 135 return re.sub(target_matcher, "", str)
nexpaq 1:55a6170b404f 136
nexpaq 1:55a6170b404f 137 def add_to_targets(targets, device_file, verbose=False, remove=False) :
nexpaq 1:55a6170b404f 138 if verbose : print("[VERBOSE] trying target {}".format(device_file))
nexpaq 1:55a6170b404f 139 device = strip_target(os.path.basename(os.path.normpath(os.path.dirname(device_file))))
nexpaq 1:55a6170b404f 140 if not device :
nexpaq 1:55a6170b404f 141 print("[WARNING] device {} did not have an associated device.h".format(device))
nexpaq 1:55a6170b404f 142 else :
nexpaq 1:55a6170b404f 143 possible_matches = set([key for key in targets.keys() if stem_match(device, key)])
nexpaq 1:55a6170b404f 144 for key, value in targets.iteritems() :
nexpaq 1:55a6170b404f 145 for alt in value['extra_labels'] if 'extra_labels' in value else [] :
nexpaq 1:55a6170b404f 146 if stem_match(device, alt) : possible_matches.add(key)
nexpaq 1:55a6170b404f 147 for alt in value['extra_labels_add'] if 'extra_labels_add' in value else [] :
nexpaq 1:55a6170b404f 148 if stem_match(device, alt) : possible_matches.add(key)
nexpaq 1:55a6170b404f 149 possible_matches = list(possible_matches)
nexpaq 1:55a6170b404f 150 for match in possible_matches :
nexpaq 1:55a6170b404f 151 if device == match : possible_matches = [match]
nexpaq 1:55a6170b404f 152 if not possible_matches :
nexpaq 1:55a6170b404f 153 print("[WARNING] device {} did not have an associated entry in targets.json".format(device))
nexpaq 1:55a6170b404f 154 return None
nexpaq 1:55a6170b404f 155 elif len(possible_matches) > 1 :
nexpaq 1:55a6170b404f 156 message = ("possible matches for file {}".format(device_file))
nexpaq 1:55a6170b404f 157 target = user_select(possible_matches, message)
nexpaq 1:55a6170b404f 158 else :
nexpaq 1:55a6170b404f 159 target = possible_matches
nexpaq 1:55a6170b404f 160 attrs = list(parse_attributes(device_file))
nexpaq 1:55a6170b404f 161 if attrs :
nexpaq 1:55a6170b404f 162 for t in target :
nexpaq 1:55a6170b404f 163 targets[t]["device_has"] = sorted(list(set(targets[t].setdefault("device_has",[]) + attrs)))
nexpaq 1:55a6170b404f 164 if verbose : print("[VERBOSE] target {} now device_has {}".format(t, attrs))
nexpaq 1:55a6170b404f 165 if remove is True:
nexpaq 1:55a6170b404f 166 remove_attributes(device_file)
nexpaq 1:55a6170b404f 167
nexpaq 1:55a6170b404f 168 if __name__ == '__main__' :
nexpaq 1:55a6170b404f 169 import argparse
nexpaq 1:55a6170b404f 170 parser = argparse.ArgumentParser(description='A helpful little script for converting' +
nexpaq 1:55a6170b404f 171 ' device.h files to parts of the targets.json file')
nexpaq 1:55a6170b404f 172 parser.add_argument('-a', '--all', action='store_true',
nexpaq 1:55a6170b404f 173 help='find and convert all available device.h files in the'+
nexpaq 1:55a6170b404f 174 ' directory tree starting at the current directory')
nexpaq 1:55a6170b404f 175 parser.add_argument('-f', '--file', nargs='+', help='specify an individual file to '+
nexpaq 1:55a6170b404f 176 'convert from device.h format to a piece of targets.json')
nexpaq 1:55a6170b404f 177 parser.add_argument('-t', '--target', nargs='+', help='specify an individual target'+
nexpaq 1:55a6170b404f 178 ' to convert from device.h format to a piece of targets.json')
nexpaq 1:55a6170b404f 179 parser.add_argument('-v', '--verbose', action='store_true',
nexpaq 1:55a6170b404f 180 help="print out every target that is updated in the targets.json")
nexpaq 1:55a6170b404f 181 parser.add_argument('-r', '--rm', action='store_true',
nexpaq 1:55a6170b404f 182 help="remove the used attributes from a device.h file")
nexpaq 1:55a6170b404f 183 args = parser.parse_args()
nexpaq 1:55a6170b404f 184 if not args.target and not args.file and not args.all :
nexpaq 1:55a6170b404f 185 print("[WARNING] no action specified; auto-formatting targets.json")
nexpaq 1:55a6170b404f 186
nexpaq 1:55a6170b404f 187 targets_file_name = os.path.join(os.curdir, "hal", "targets.json")
nexpaq 1:55a6170b404f 188 try :
nexpaq 1:55a6170b404f 189 targets = load(targets_file_name)
nexpaq 1:55a6170b404f 190 except OSError :
nexpaq 1:55a6170b404f 191 print("[ERROR] did not find targets.json where I expected it {}".format(targets_file_name))
nexpaq 1:55a6170b404f 192 exit(1)
nexpaq 1:55a6170b404f 193 except ValueError :
nexpaq 1:55a6170b404f 194 print("[ERROR] invalid json found in {}".format(targets_file_name))
nexpaq 1:55a6170b404f 195 exit(2)
nexpaq 1:55a6170b404f 196
nexpaq 1:55a6170b404f 197 if args.target :
nexpaq 1:55a6170b404f 198 for target in args.target :
nexpaq 1:55a6170b404f 199 device_file = find(target, os.curdir)
nexpaq 1:55a6170b404f 200 if device_file :
nexpaq 1:55a6170b404f 201 add_to_targets(targets, device_file, verbose=args.verbose, remove=args.rm)
nexpaq 1:55a6170b404f 202 else :
nexpaq 1:55a6170b404f 203 print("[WARNING] could not locate a device file for target {}".format(target))
nexpaq 1:55a6170b404f 204
nexpaq 1:55a6170b404f 205 if args.file :
nexpaq 1:55a6170b404f 206 for file in args.file :
nexpaq 1:55a6170b404f 207 add_to_targets(targets, file, verbose=args.verbose, remove=args.rm)
nexpaq 1:55a6170b404f 208
nexpaq 1:55a6170b404f 209 if args.all :
nexpaq 1:55a6170b404f 210 for file in find_all_devices(os.curdir, verbose=args.verbose) :
nexpaq 1:55a6170b404f 211 add_to_targets(targets, file, verbose=args.verbose, remove=args.rm)
nexpaq 1:55a6170b404f 212
nexpaq 1:55a6170b404f 213 dump(targets_file_name, targets)
nexpaq 1:55a6170b404f 214
nexpaq 1:55a6170b404f 215 for process in git_processes :
nexpaq 1:55a6170b404f 216 process.wait()