wizard/bertos_utils.py

   1 #!/usr/bin/env python
   2 # encoding: utf-8
   3 #
   4 # This file is part of BeRTOS.
   5 #
   6 # Bertos is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19 #
  20 # As a special exception, you may use this file as part of a free software
  21 # library without restriction.  Specifically, if other files instantiate
  22 # templates or use macros or inline functions from this file, or you compile
  23 # this file and link it with other files to produce an executable, this
  24 # file does not by itself cause the resulting executable to be covered by
  25 # the GNU General Public License.  This exception does not however
  26 # invalidate any other reasons why the executable file might be covered by
  27 # the GNU General Public License.
  28 #
  29 # Copyright 2008 Develer S.r.l. (http://www.develer.com/)
  30 #
  31 # $Id$
  32 #
  33 # Author: Lorenzo Berni <duplo@develer.com>
  34 #
  35
  36 import os
  37 import fnmatch
  38 import glob
  39 import re
  40 import shutil
  41 # Use custom copytree function
  42 import copytree
  43 import pickle
  44
  45 import const
  46 import plugins
  47 import DefineException
  48 import BProject
  49
  50 def isBertosDir(directory):
  51    return os.path.exists(directory + "/VERSION")
  52
  53 def bertosVersion(directory):
  54    return open(directory + "/VERSION").readline().strip()
  55
  56 def loadBertosProject(project_file):
  57     project_data = pickle.loads(open(project_file, "r").read())
  58     project_info = BProject.BProject()
  59     project_info.setInfo("PROJECT_PATH", os.path.dirname(project_file))
  60     project_info.setInfo("SOURCES_PATH", project_data["SOURCES_PATH"])
  61     project_info.setInfo("TOOLCHAIN", project_data["TOOLCHAIN"])
  62     project_info.setInfo("SELECTED_FREQ", project_data["SELECTED_FREQ"])
  63     project_info.setInfo("OUTPUT", project_data["OUTPUT"])
  64     loadSourceTree(project_info)
  65     cpu_name = project_data["CPU_NAME"]
  66     project_info.setInfo("CPU_NAME", cpu_name)
  67     cpu_info = loadCpuInfos(project_info)
  68     for cpu in cpu_info:
  69         if cpu["CPU_NAME"] == cpu_name:
  70             project_info.setInfo("CPU_INFOS", cpu)
  71             break
  72     tag_list = getTagSet(cpu_info)
  73     # Create, fill and store the dict with the tags
  74     tag_dict = {}
  75     for element in tag_list:
  76         tag_dict[element] = False
  77     infos = project_info.info("CPU_INFOS")
  78     for tag in tag_dict:
  79         if tag in infos["CPU_TAGS"] + [infos["CPU_NAME"], infos["TOOLCHAIN"]]:
  80             tag_dict[tag] = True
  81         else:
  82             tag_dict[tag] = False
  83     project_info.setInfo("ALL_CPU_TAGS", tag_dict)
  84     loadModuleData(project_info, True)
  85     modules = project_info.info("MODULES")
  86     for module, information in modules.items():
  87         information["enabled"] = module in project_data["ENABLED_MODULES"]
  88     project_info.setInfo("MODULES", modules)
  89     return project_info
  90
  91 def mergeSources(srcdir, new_sources, old_sources):
  92     # TODO: implement the three way merge algorithm
  93     pass
  94
  95 def projectFileGenerator(project_info):
  96     directory = project_info.info("PROJECT_PATH")
  97     project_data = {}
  98     enabled_modules = []
  99     for module, information in project_info.info("MODULES").items():
 100         if information["enabled"]:
 101             enabled_modules.append(module)
 102     project_data["ENABLED_MODULES"] = enabled_modules
 103     project_data["SOURCES_PATH"] = project_info.info("SOURCES_PATH")
 104     project_data["TOOLCHAIN"] = project_info.info("TOOLCHAIN")
 105     project_data["CPU_NAME"] = project_info.info("CPU_NAME")
 106     project_data["SELECTED_FREQ"] = project_info.info("SELECTED_FREQ")
 107     project_data["OUTPUT"] = project_info.info("OUTPUT")
 108     return pickle.dumps(project_data)
 109
 110 def createBertosProject(project_info, edit=False):
 111     directory = project_info.info("PROJECT_PATH")
 112     sources_dir = project_info.info("SOURCES_PATH")
 113     if not edit:
 114         if os.path.isdir(directory):
 115             shutil.rmtree(directory, True)
 116         os.makedirs(directory)
 117     # Write the project file
 118     f = open(directory + "/project.bertos", "w")
 119     f.write(projectFileGenerator(project_info))
 120     f.close()
 121     # Destination source dir
 122     srcdir = directory + "/bertos"
 123     if not edit:
 124         # If not in editing mode it copies all the bertos sources in the /bertos subdirectory of the project
 125         shutil.rmtree(srcdir, True)
 126         copytree.copytree(sources_dir + "/bertos", srcdir, ignore_list=const.IGNORE_LIST)
 127     else:
 128         # If in editing mode it merges the current bertos sources with the selected ones
 129         # TODO: implement the three way merge algotihm
 130         #
 131         # mergeSources(srcdir, sources_dir, old_sources_dir)
 132         #
 133         pass
 134     # Destination makefile
 135     makefile = directory + "/Makefile"
 136     makefile = open("mktemplates/Makefile").read()
 137     makefile = makefileGenerator(project_info, makefile)
 138     open(directory + "/Makefile", "w").write(makefile)
 139     # Destination project dir
 140     prjdir = directory + "/" + os.path.basename(directory)
 141     if not edit:
 142         shutil.rmtree(prjdir, True)
 143         os.mkdir(prjdir)
 144     # Destination hw files
 145     hwdir = prjdir + "/hw"
 146     if not edit:
 147         shutil.rmtree(hwdir, True)
 148         os.mkdir(hwdir)
 149     # Copy all the hw files
 150     for module, information in project_info.info("MODULES").items():
 151         for hwfile in information["hw"]:
 152             string = open(sources_dir + "/" + hwfile, "r").read()
 153             hwfile_path = hwdir + "/" + os.path.basename(hwfile)
 154             if not edit or not os.path.exists(hwfile_path):
 155                 # If not in editing mode it copies all the hw files. If in
 156                 # editing mode it copies only the files that don't exist yet
 157                 open(hwdir + "/" + os.path.basename(hwfile), "w").write(string)
 158     # Destination configurations files
 159     cfgdir = prjdir + "/cfg"
 160     if not edit:
 161         shutil.rmtree(cfgdir, True)
 162         os.mkdir(cfgdir)
 163     # Set properly the autoenabled parameters
 164     for module, information in project_info.info("MODULES").items():
 165         if "configuration" in information and information["configuration"] != "":
 166             configurations = project_info.info("CONFIGURATIONS")
 167             configuration = configurations[information["configuration"]]
 168             for start, parameter in configuration["paramlist"]:
 169                 if "type" in configuration[parameter]["informations"] and configuration[parameter]["informations"]["type"] == "autoenabled":
 170                     configuration[parameter]["value"] = "1" if information["enabled"] else "0"
 171             project_info.setInfo("CONFIGURATIONS", configurations)
 172     # Copy all the configuration files
 173     for configuration, information in project_info.info("CONFIGURATIONS").items():
 174         string = open(sources_dir + "/" + configuration, "r").read()
 175         for start, parameter in information["paramlist"]:
 176             infos = information[parameter]
 177             value = infos["value"]
 178             if "unsigned" in infos["informations"] and infos["informations"]["unsigned"]:
 179                 value += "U"
 180             if "long" in infos["informations"] and infos["informations"]["long"]:
 181                 value += "L"
 182             string = sub(string, parameter, value)
 183         f = open(cfgdir + "/" + os.path.basename(configuration), "w")
 184         f.write(string)
 185         f.close()
 186     if not edit:
 187         # Destination user mk file (only on project creation)
 188         makefile = open("mktemplates/template.mk", "r").read()
 189         makefile = mkGenerator(project_info, makefile)
 190         open(prjdir + "/" + os.path.basename(prjdir) + ".mk", "w").write(makefile)
 191     # Destination wizard mk file
 192     makefile = open("mktemplates/template_wiz.mk", "r").read()
 193     makefile = mkGenerator(project_info, makefile)
 194     open(prjdir + "/" + os.path.basename(prjdir) + "_wiz.mk", "w").write(makefile)
 195     # Destination main.c file
 196     if not edit:
 197         main = open("srctemplates/main.c", "r").read()
 198         open(prjdir + "/main.c", "w").write(main)
 199     # Files for selected plugins
 200     relevants_files = {}
 201     for plugin in project_info.info("OUTPUT"):
 202         module = loadPlugin(plugin)
 203         relevants_files[plugin] = module.createProject(project_info)
 204     project_info.setInfo("RELEVANT_FILES", relevants_files)
 205
 206 def loadPlugin(plugin):
 207     """
 208     Returns the given plugin module.
 209     """
 210     return getattr(__import__("plugins", {}, {}, [plugin]), plugin)
 211
 212 def mkGenerator(project_info, makefile):
 213     """
 214     Generates the mk file for the current project.
 215     """
 216     mk_data = {}
 217     mk_data["$pname"] = os.path.basename(project_info.info("PROJECT_PATH"))
 218     mk_data["$cpuclockfreq"] = project_info.info("SELECTED_FREQ")
 219     cpu_mk_parameters = []
 220     for key, value in project_info.info("CPU_INFOS").items():
 221         if key.startswith("MK_"):
 222             cpu_mk_parameters.append("%s = %s" %(key.replace("MK", mk_data["$pname"]), value))
 223     mk_data["$cpuparameters"] = "\n".join(cpu_mk_parameters)
 224     mk_data["$csrc"], mk_data["$pcsrc"], mk_data["$cppasrc"], mk_data["$cxxsrc"], mk_data["$asrc"], mk_data["$constants"] = csrcGenerator(project_info)
 225     mk_data["$prefix"] = replaceSeparators(project_info.info("TOOLCHAIN")["path"].split("gcc")[0])
 226     mk_data["$suffix"] = replaceSeparators(project_info.info("TOOLCHAIN")["path"].split("gcc")[1])
 227     mk_data["$main"] = os.path.basename(project_info.info("PROJECT_PATH")) + "/main.c"
 228     for key in mk_data:
 229         while makefile.find(key) != -1:
 230             makefile = makefile.replace(key, mk_data[key])
 231     return makefile
 232
 233 def makefileGenerator(project_info, makefile):
 234     """
 235     Generate the Makefile for the current project.
 236     """
 237     # TODO write a general function that works for both the mk file and the Makefile
 238     while makefile.find("$pname") != -1:
 239         makefile = makefile.replace("$pname", os.path.basename(project_info.info("PROJECT_PATH")))
 240     return makefile
 241
 242 def csrcGenerator(project_info):
 243     modules = project_info.info("MODULES")
 244     files = project_info.info("FILES")
 245     if "harvard" in project_info.info("CPU_INFOS")["CPU_TAGS"]:
 246         harvard = True
 247     else:
 248         harvard = False
 249     # file to be included in CSRC variable
 250     csrc = []
 251     # file to be included in PCSRC variable
 252     pcsrc = []
 253     # files to be included in CPPASRC variable
 254     cppasrc = []
 255     # files to be included in CXXSRC variable
 256     cxxsrc = []
 257     # files to be included in ASRC variable
 258     asrc = []
 259     # constants to be included at the beginning of the makefile
 260     constants = {}
 261     for module, information in modules.items():
 262         module_files = set([])
 263         dependency_files = set([])
 264         # assembly sources
 265         asm_files = set([])
 266         hwdir = os.path.basename(project_info.info("PROJECT_PATH")) + "/hw"
 267         if information["enabled"]:
 268             if "constants" in information:
 269                 constants.update(information["constants"])
 270             cfiles, sfiles = findModuleFiles(module, project_info)
 271             module_files |= set(cfiles)
 272             asm_files |= set(sfiles)
 273             for file in information["hw"]:
 274                 if file.endswith(".c"):
 275                     module_files |= set([hwdir + "/" + os.path.basename(file)])
 276             for file_dependency in information["depends"]:
 277                 if file_dependency in files:
 278                     dependencyCFiles, dependencySFiles = findModuleFiles(file_dependency, project_info)
 279                     dependency_files |= set(dependencyCFiles)
 280                     asm_files |= set(dependencySFiles)
 281             for file in module_files:
 282                 if not harvard or information.get("harvard", "both") == "both":
 283                     csrc.append(file)
 284                 if harvard and "harvard" in information:
 285                     pcsrc.append(file)
 286             for file in dependency_files:
 287                 csrc.append(file)
 288             for file in project_info.info("CPU_INFOS")["C_SRC"]:
 289                 csrc.append(file)
 290             for file in project_info.info("CPU_INFOS")["PC_SRC"]:
 291                 pcsrc.append(file)
 292             for file in asm_files:
 293                 cppasrc.append(file)
 294     for file in project_info.info("CPU_INFOS")["CPPA_SRC"]:
 295         cppasrc.append(file)
 296     for file in project_info.info("CPU_INFOS")["CXX_SRC"]:
 297         cxxsrc.append(file)
 298     for file in project_info.info("CPU_INFOS")["ASRC"]:
 299         asrc.append(file)
 300     csrc = " \\\n\t".join(csrc) + " \\"
 301     pcsrc = " \\\n\t".join(pcsrc) + " \\"
 302     cppasrc = " \\\n\t".join(cppasrc) + " \\"
 303     cxxsrc = " \\\n\t".join(cxxsrc) + " \\"
 304     asrc = " \\\n\t".join(asrc) + " \\"
 305     constants = "\n".join([os.path.basename(project_info.info("PROJECT_PATH")) + "_" + key + " = " + unicode(value) for key, value in constants.items()])
 306     return csrc, pcsrc, cppasrc, cxxsrc, asrc, constants
 307
 308 def findModuleFiles(module, project_info):
 309     # Find the files related to the selected module
 310     cfiles = []
 311     sfiles = []
 312     # .c files related to the module and the cpu architecture
 313     for filename, path in findDefinitions(module + ".c", project_info) + \
 314             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".c", project_info):
 315         path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 316         path = replaceSeparators(path)
 317         cfiles.append(path + "/" + filename)
 318     # .s files related to the module and the cpu architecture
 319     for filename, path in findDefinitions(module + ".s", project_info) + \
 320             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".s", project_info) + \
 321             findDefinitions(module + ".S", project_info) + \
 322             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".S", project_info):
 323         path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 324         path = replaceSeparators(path)
 325         sfiles.append(path + "/" + filename)
 326     # .c and .s files related to the module and the cpu tags
 327     for tag in project_info.info("CPU_INFOS")["CPU_TAGS"]:
 328         for filename, path in findDefinitions(module + "_" + tag + ".c", project_info):
 329             path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 330             if os.sep != "/":
 331                 path = replaceSeparators(path)
 332             cfiles.append(path + "/" + filename)
 333         for filename, path in findDefinitions(module + "_" + tag + ".s", project_info) + \
 334                 findDefinitions(module + "_" + tag + ".S", project_info):
 335             path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 336             path = replaceSeparators(path)
 337             sfiles.append(path + "/" + filename)
 338     return cfiles, sfiles
 339
 340 def replaceSeparators(path):
 341     """
 342     Replace the separators in the given path with unix standard separator.
 343     """
 344     if os.sep != "/":
 345         while path.find(os.sep) != -1:
 346             path = path.replace(os.sep, "/")
 347     return path
 348
 349 def getSystemPath():
 350     path = os.environ["PATH"]
 351     if os.name == "nt":
 352         path = path.split(";")
 353     else:
 354         path = path.split(":")
 355     return path
 356
 357 def findToolchains(path_list):
 358     toolchains = []
 359     for element in path_list:
 360         for toolchain in glob.glob(element+ "/" + const.GCC_NAME):
 361             toolchains.append(toolchain)
 362     return list(set(toolchains))
 363
 364 def getToolchainInfo(output):
 365     info = {}
 366     expr = re.compile("Target: .*")
 367     target = expr.findall(output)
 368     if len(target) == 1:
 369         info["target"] = target[0].split("Target: ")[1]
 370     expr = re.compile("gcc version [0-9,.]*")
 371     version = expr.findall(output)
 372     if len(version) == 1:
 373         info["version"] = version[0].split("gcc version ")[1]
 374     expr = re.compile("gcc version [0-9,.]* \(.*\)")
 375     build = expr.findall(output)
 376     if len(build) == 1:
 377         build = build[0].split("gcc version ")[1]
 378         build = build[build.find("(") + 1 : build.find(")")]
 379         info["build"] = build
 380     expr = re.compile("Configured with: .*")
 381     configured = expr.findall(output)
 382     if len(configured) == 1:
 383         info["configured"] = configured[0].split("Configured with: ")[1]
 384     expr = re.compile("Thread model: .*")
 385     thread = expr.findall(output)
 386     if len(thread) == 1:
 387         info["thread"] = thread[0].split("Thread model: ")[1]
 388     return info
 389
 390 def getToolchainName(toolchain_info):
 391     name = "GCC " + toolchain_info["version"] + " - " + toolchain_info["target"].strip()
 392     return name
 393
 394 def loadSourceTree(project):
 395     fileList = [f for f in os.walk(project.info("SOURCES_PATH"))]
 396     project.setInfo("FILE_LIST", fileList)
 397
 398 def findDefinitions(ftype, project):
 399     L = project.info("FILE_LIST")
 400     definitions = []
 401     for element in L:
 402         for filename in element[2]:
 403             if fnmatch.fnmatch(filename, ftype):
 404                 definitions.append((filename, element[0]))
 405     return definitions
 406
 407 def loadCpuInfos(project):
 408     cpuInfos = []
 409     for definition in findDefinitions(const.CPU_DEFINITION, project):
 410         cpuInfos.append(getInfos(definition))
 411     return cpuInfos
 412
 413 def getTagSet(cpu_info):
 414     tag_set = set([])
 415     for cpu in cpu_info:
 416         tag_set |= set([cpu["CPU_NAME"]])
 417         tag_set |= set(cpu["CPU_TAGS"])
 418         tag_set |= set([cpu["TOOLCHAIN"]])
 419     return tag_set
 420
 421
 422 def getInfos(definition):
 423     D = {}
 424     D.update(const.CPU_DEF)
 425     def include(filename, dict = D, directory=definition[1]):
 426         execfile(directory + "/" + filename, {}, D)
 427     D["include"] = include
 428     include(definition[0], D)
 429     D["CPU_NAME"] = definition[0].split(".")[0]
 430     D["DEFINITION_PATH"] = definition[1] + "/" + definition[0]
 431     del D["include"]
 432     return D
 433
 434 def getCommentList(string):
 435     comment_list = re.findall(r"/\*{2}\s*([^*]*\*(?:[^/*][^*]*\*+)*)/", string)
 436     comment_list = [re.findall(r"^\s*\* *(.*?)$", comment, re.MULTILINE) for comment in comment_list]
 437     return comment_list
 438
 439 def loadModuleDefinition(first_comment):
 440     to_be_parsed = False
 441     module_definition = {}
 442     for num, line in enumerate(first_comment):
 443         index = line.find("$WIZ$")
 444         if index != -1:
 445             to_be_parsed = True
 446             try:
 447                 exec line[index + len("$WIZ$ "):] in {}, module_definition
 448             except:
 449                 raise ParseError(num, line[index:])
 450         elif line.find("\\brief") != -1:
 451             module_definition["module_description"] = line[line.find("\\brief") + len("\\brief "):]
 452     module_dict = {}
 453     if "module_name" in module_definition:
 454         module_name = module_definition[const.MODULE_DEFINITION["module_name"]]
 455         del module_definition[const.MODULE_DEFINITION["module_name"]]
 456         module_dict[module_name] = {}
 457         if const.MODULE_DEFINITION["module_depends"] in module_definition:
 458             depends = module_definition[const.MODULE_DEFINITION["module_depends"]]
 459             del module_definition[const.MODULE_DEFINITION["module_depends"]]
 460             if type(depends) == str:
 461                 depends = (depends,)
 462             module_dict[module_name]["depends"] = depends
 463         else:
 464             module_dict[module_name]["depends"] = ()
 465         if const.MODULE_DEFINITION["module_configuration"] in module_definition:
 466             module_dict[module_name]["configuration"] = module_definition[const.MODULE_DEFINITION["module_configuration"]]
 467             del module_definition[const.MODULE_DEFINITION["module_configuration"]]
 468         else:
 469             module_dict[module_name]["configuration"] = ""
 470         if "module_description" in module_definition:
 471             module_dict[module_name]["description"] = module_definition["module_description"]
 472             del module_definition["module_description"]
 473         if const.MODULE_DEFINITION["module_harvard"] in module_definition:
 474             harvard = module_definition[const.MODULE_DEFINITION["module_harvard"]]
 475             module_dict[module_name]["harvard"] = harvard
 476             del module_definition[const.MODULE_DEFINITION["module_harvard"]]
 477         if const.MODULE_DEFINITION["module_hw"] in module_definition:
 478             hw = module_definition[const.MODULE_DEFINITION["module_hw"]]
 479             del module_definition[const.MODULE_DEFINITION["module_hw"]]
 480             if type(hw) == str:
 481                 hw = (hw, )
 482             module_dict[module_name]["hw"] = hw
 483         else:
 484             module_dict[module_name]["hw"] = ()
 485         if const.MODULE_DEFINITION["module_supports"] in module_definition:
 486             supports = module_definition[const.MODULE_DEFINITION["module_supports"]]
 487             del module_definition[const.MODULE_DEFINITION["module_supports"]]
 488             module_dict[module_name]["supports"] = supports
 489         module_dict[module_name]["constants"] = module_definition
 490         module_dict[module_name]["enabled"] = False
 491     return to_be_parsed, module_dict
 492
 493 def isSupported(project, module=None, property_id=None):
 494     if not module and property_id:
 495         item = project.info("CONFIGURATIONS")[property_id[0]][property_id[1]]["informations"]
 496     else:
 497         item = project.info("MODULES")[module]
 498     tag_dict = project.info("ALL_CPU_TAGS")
 499     if "supports" in item:
 500         support_string = item["supports"]
 501         supported = {}
 502         try:
 503             exec "supported = " + support_string in tag_dict, supported
 504         except:
 505             raise SupportedException(support_string)
 506         return supported["supported"]
 507     else:
 508         return True
 509
 510 def loadDefineLists(comment_list):
 511     define_list = {}
 512     for comment in comment_list:
 513         for num, line in enumerate(comment):
 514             index = line.find("$WIZ$")
 515             if index != -1:
 516                 try:
 517                     exec line[index + len("$WIZ$ "):] in {}, define_list
 518                 except:
 519                     raise ParseError(num, line[index:])
 520     for key, value in define_list.items():
 521         if type(value) == str:
 522             define_list[key] = (value,)
 523     return define_list
 524
 525 def getDescriptionInformations(comment):
 526     """
 527     Take the doxygen comment and strip the wizard informations, returning the tuple
 528     (comment, wizard_information)
 529     """
 530     brief = ""
 531     description = ""
 532     information = {}
 533     for num, line in enumerate(comment):
 534         index = line.find("$WIZ$")
 535         if index != -1:
 536             if len(brief) == 0:
 537                 brief += line[:index].strip()
 538             else:
 539                 description += " " + line[:index]
 540             try:
 541                 exec line[index + len("$WIZ$ "):] in {}, information
 542             except:
 543                 raise ParseError(num, line[index:])
 544         else:
 545             if len(brief) == 0:
 546                 brief += line.strip()
 547             else:
 548                 description += " " + line
 549                 description = description.strip()
 550     return brief.strip(), description.strip(), information
 551
 552 def getDefinitionBlocks(text):
 553     """
 554     Take a text and return a list of tuple (description, name-value).
 555     """
 556     block = []
 557     block_tmp = re.finditer(r"/\*{2}\s*([^*]*\*(?:[^/*][^*]*\*+)*)/\s*#define\s+((?:[^/]*?/?)+)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE)
 558     for match in block_tmp:
 559         # Only the first element is needed
 560         comment = match.group(1)
 561         define = match.group(2)
 562         start = match.start()
 563         block.append(([re.findall(r"^\s*\* *(.*?)$", line, re.MULTILINE)[0] for line in comment.splitlines()], define, start))
 564     for match in re.finditer(r"/{3}\s*([^<].*?)\s*#define\s+((?:[^/]*?/?)+)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE):
 565         comment = match.group(1)
 566         define = match.group(2)
 567         start = match.start()
 568         block.append(([comment], define, start))
 569     for match in re.finditer(r"#define\s*(.*?)\s*/{3}<\s*(.+?)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE):
 570         comment = match.group(2)
 571         define = match.group(1)
 572         start = match.start()
 573         block.append(([comment], define, start))
 574     return block
 575
 576 def loadModuleData(project, edit=False):
 577     module_info_dict = {}
 578     list_info_dict = {}
 579     configuration_info_dict = {}
 580     file_dict = {}
 581     for filename, path in findDefinitions("*.h", project) + findDefinitions("*.c", project) + findDefinitions("*.s", project) + findDefinitions("*.S", project):
 582         comment_list = getCommentList(open(path + "/" + filename, "r").read())
 583         if len(comment_list) > 0:
 584             module_info = {}
 585             configuration_info = {}
 586             try:
 587                 to_be_parsed, module_dict = loadModuleDefinition(comment_list[0])
 588             except ParseError, err:
 589                 raise DefineException.ModuleDefineException(path, err.line_number, err.line)
 590             for module, information in module_dict.items():
 591                 if "depends" not in information:
 592                     information["depends"] = ()
 593                 information["depends"] += (filename.split(".")[0],)
 594                 information["category"] = os.path.basename(path)
 595                 if "configuration" in information and len(information["configuration"]):
 596                     configuration = module_dict[module]["configuration"]
 597                     try:
 598                         configuration_info[configuration] = loadConfigurationInfos(project.info("SOURCES_PATH") + "/" + configuration)
 599                     except ParseError, err:
 600                         raise DefineException.ConfigurationDefineException(project.info("SOURCES_PATH") + "/" + configuration, err.line_number, err.line)
 601                     if edit:
 602                         try:
 603                             path = os.path.basename(project.info("PROJECT_PATH"))
 604                             directory = project.info("PROJECT_PATH")
 605                             user_configuration = loadConfigurationInfos(directory + "/" + configuration.replace("bertos", path))
 606                             configuration_info[configuration] = updateConfigurationValues(configuration_info[configuration], user_configuration)
 607                         except ParseError, err:
 608                             raise DefineException.ConfigurationDefineException(directory + "/" + configuration.replace("bertos", path))
 609             module_info_dict.update(module_dict)
 610             configuration_info_dict.update(configuration_info)
 611             if to_be_parsed:
 612                 try:
 613                     list_dict = loadDefineLists(comment_list[1:])
 614                     list_info_dict.update(list_dict)
 615                 except ParseError, err:
 616                     raise DefineException.EnumDefineException(path, err.line_number, err.line)
 617     for filename, path in findDefinitions("*_" + project.info("CPU_INFOS")["TOOLCHAIN"] + ".h", project):
 618         comment_list = getCommentList(open(path + "/" + filename, "r").read())
 619         list_info_dict.update(loadDefineLists(comment_list))
 620     for tag in project.info("CPU_INFOS")["CPU_TAGS"]:
 621         for filename, path in findDefinitions("*_" + tag + ".h", project):
 622             comment_list = getCommentList(open(path + "/" + filename, "r").read())
 623             list_info_dict.update(loadDefineLists(comment_list))
 624     project.setInfo("MODULES", module_info_dict)
 625     project.setInfo("LISTS", list_info_dict)
 626     project.setInfo("CONFIGURATIONS", configuration_info_dict)
 627     project.setInfo("FILES", file_dict)
 628
 629 def formatParamNameValue(text):
 630     """
 631     Take the given string and return a tuple with the name of the parameter in the first position
 632     and the value in the second.
 633     """
 634     block = re.findall("\s*([^\s]+)\s*(.+?)\s*$", text, re.MULTILINE)
 635     return block[0]
 636
 637 def loadConfigurationInfos(path):
 638     """
 639     Return the module configurations found in the given file as a dict with the
 640     parameter name as key and a dict containig the fields above as value:
 641         "value": the value of the parameter
 642         "description": the description of the parameter
 643         "informations": a dict containig optional informations:
 644             "type": "int" | "boolean" | "enum"
 645             "min": the minimum value for integer parameters
 646             "max": the maximum value for integer parameters
 647             "long": boolean indicating if the num is a long
 648             "unsigned": boolean indicating if the num is an unsigned
 649             "value_list": the name of the enum for enum parameters
 650     """
 651     configuration_infos = {}
 652     configuration_infos["paramlist"] = []
 653     for comment, define, start in getDefinitionBlocks(open(path, "r").read()):
 654         name, value = formatParamNameValue(define)
 655         brief, description, informations = getDescriptionInformations(comment)
 656         configuration_infos["paramlist"].append((start, name))
 657         configuration_infos[name] = {}
 658         configuration_infos[name]["value"] = value
 659         configuration_infos[name]["informations"] = informations
 660         if not "type" in configuration_infos[name]["informations"]:
 661             configuration_infos[name]["informations"]["type"] = findParameterType(configuration_infos[name])
 662         if ("type" in configuration_infos[name]["informations"] and
 663                 configuration_infos[name]["informations"]["type"] == "int" and
 664                 configuration_infos[name]["value"].find("L") != -1):
 665             configuration_infos[name]["informations"]["long"] = True
 666             configuration_infos[name]["value"] = configuration_infos[name]["value"].replace("L", "")
 667         if ("type" in configuration_infos[name]["informations"] and
 668                 configuration_infos[name]["informations"]["type"] == "int" and
 669                 configuration_infos[name]["value"].find("U") != -1):
 670             configuration_infos[name]["informations"]["unsigned"] = True
 671             configuration_infos[name]["value"] = configuration_infos[name]["value"].replace("U", "")
 672         configuration_infos[name]["description"] = description
 673         configuration_infos[name]["brief"] = brief
 674     return configuration_infos
 675
 676 def updateConfigurationValues(def_conf, user_conf):
 677     for param in def_conf["paramlist"]:
 678         def_conf[param[1]]["value"] = user_conf[param[1]]["value"]
 679     return def_conf
 680
 681 def findParameterType(parameter):
 682     if "value_list" in parameter["informations"]:
 683         return "enum"
 684     if "min" in parameter["informations"] or "max" in parameter["informations"] or re.match(r"^\d+U?L?$", parameter["value"]) != None:
 685         return "int"
 686
 687 def sub(string, parameter, value):
 688     """
 689     Substitute the given value at the given parameter define in the given string
 690     """
 691     return re.sub(r"(?P<define>#define\s+" + parameter + r"\s+)([^\s]+)", r"\g<define>" + value, string)
 692
 693 def isInt(informations):
 694     """
 695     Return True if the value is a simple int.
 696     """
 697     if ("long" not in informatios or not informations["long"]) and ("unsigned" not in informations or informations["unsigned"]):
 698         return True
 699     else:
 700         return False
 701
 702 def isLong(informations):
 703     """
 704     Return True if the value is a long.
 705     """
 706     if "long" in informations and informations["long"] and "unsigned" not in informations:
 707         return True
 708     else:
 709         return False
 710
 711 def isUnsigned(informations):
 712     """
 713     Return True if the value is an unsigned.
 714     """
 715     if "unsigned" in informations and informations["unsigned"] and "long" not in informations:
 716         return True
 717     else:
 718         return False
 719
 720 def isUnsignedLong(informations):
 721     """
 722     Return True if the value is an unsigned long.
 723     """
 724     if "unsigned" in informations and "long" in informations and informations["unsigned"] and informations["long"]:
 725         return True
 726     else:
 727         return False
 728
 729 class ParseError(Exception):
 730     def __init__(self, line_number, line):
 731         Exception.__init__(self)
 732         self.line_number = line_number
 733         self.line = line
 734
 735 class SupportedException(Exception):
 736     def __init__(self, support_string):
 737         Exception.__init__(self)
 738         self.support_string = support_string