wizard/bertos_utils.py

   1 #!/usr/bin/env python
   2 # encoding: utf-8
   3 #
   4 # Copyright 2008 Develer S.r.l. (http://www.develer.com/)
   5 # All rights reserved.
   6 #
   7 # $Id$
   8 #
   9 # Author: Lorenzo Berni <duplo@develer.com>
  10 #
  11
  12 import os
  13 import fnmatch
  14 import glob
  15 import re
  16 import shutil
  17 # Use custom copytree function
  18 import copytree
  19 import pickle
  20
  21 import const
  22 from plugins import codelite_project
  23 import DefineException
  24
  25 def isBertosDir(directory):
  26    return os.path.exists(directory + "/VERSION")
  27
  28 def bertosVersion(directory):
  29    return open(directory + "/VERSION").readline().strip()
  30
  31 def createBertosProject(project_info):
  32     directory = project_info.info("PROJECT_PATH")
  33     sources_dir = project_info.info("SOURCES_PATH")
  34     if not os.path.isdir(directory):
  35         os.mkdir(directory)
  36     f = open(directory + "/project.bertos", "w")
  37     f.write(pickle.dumps(project_info))
  38     f.close()
  39     # Destination source dir
  40     srcdir = directory + "/bertos"
  41     shutil.rmtree(srcdir, True)
  42     copytree.copytree(sources_dir + "/bertos", srcdir, ignore_list=const.IGNORE_LIST)
  43     # Destination makefile
  44     makefile = directory + "/Makefile"
  45     if os.path.exists(makefile):
  46         os.remove(makefile)
  47     makefile = open("mktemplates/Makefile").read()
  48     makefile = makefileGenerator(project_info, makefile)
  49     open(directory + "/Makefile", "w").write(makefile)
  50     # Destination project dir
  51     prjdir = directory + "/" + os.path.basename(directory)
  52     shutil.rmtree(prjdir, True)
  53     os.mkdir(prjdir)
  54     # Destination configurations files
  55     cfgdir = prjdir + "/cfg"
  56     shutil.rmtree(cfgdir, True)
  57     os.mkdir(cfgdir)
  58     # Set to 1 the autoenabled for enabled modules
  59     for module, information in project_info.info("MODULES").items():
  60         if information["enabled"] and "configuration" in information and information["configuration"] != "":
  61             configurations = project_info.info("CONFIGURATIONS")
  62             configuration = configurations[information["configuration"]]
  63             for start, parameter in configuration["paramlist"]:
  64                 if "type" in configuration[parameter] and configuration[parameter]["type"] == "autoenabled":
  65                     configuration[parameter]["value"] = "1"
  66             project_info.setInfo("CONFIGURATIONS", configurations)
  67     # Copy all the configuration files
  68     for configuration, information in project_info.info("CONFIGURATIONS").items():
  69         string = open(sources_dir + "/" + configuration, "r").read()
  70         for start, parameter in information["paramlist"]:
  71             infos = information[parameter]
  72             value = infos["value"]
  73             if "unsigned" in infos["informations"].keys() and infos["informations"]["unsigned"]:
  74                 value += "U"
  75             if "long" in infos["informations"].keys() and infos["informations"]["long"]:
  76                 value += "L"
  77             string = sub(string, parameter, value)
  78         f = open(cfgdir + "/" + os.path.basename(configuration), "w")
  79         f.write(string)
  80         f.close()
  81     # Destinatio mk file
  82     makefile = open("mktemplates/template.mk", "r").read()
  83     makefile = mkGenerator(project_info, makefile)
  84     open(prjdir + "/" + os.path.basename(prjdir) + ".mk", "w").write(makefile)
  85     # Destination main.c file
  86     main = open("srctemplates/main.c", "r").read()
  87     open(prjdir + "/main.c", "w").write(main)
  88     # Codelite project files
  89     if "codelite" in project_info.info("OUTPUT"):
  90         codelite_project.createProject(project_info)
  91
  92 def mkGenerator(project_info, makefile):
  93     """
  94     Generates the mk file for the current project.
  95     """
  96     mk_data = {}
  97     mk_data["$pname"] = os.path.basename(project_info.info("PROJECT_PATH"))
  98     mk_data["$cpuflag"] = project_info.info("CPU_INFOS")["CPU_FLAG_NAME"]
  99     mk_data["$cpuname"] = project_info.info("CPU_INFOS")["CORE_CPU"]
 100     mk_data["$cpuclockfreq"] = project_info.info("SELECTED_FREQ")
 101     mk_data["$cflags"] = " ".join(project_info.info("CPU_INFOS")["C_FLAGS"])
 102     mk_data["$ldflags"] = " ".join(project_info.info("CPU_INFOS")["LD_FLAGS"])
 103     mk_data["$cppflags"] = " ".join(project_info.info("CPU_INFOS")["CPP_FLAGS"])
 104     mk_data["$cppaflags"] = " ".join(project_info.info("CPU_INFOS")["CPPA_FLAGS"])
 105     mk_data["$cxxflags"] = " ".join(project_info.info("CPU_INFOS")["CXX_FLAGS"])
 106     mk_data["$asflags"] = " ".join(project_info.info("CPU_INFOS")["AS_FLAGS"])
 107     mk_data["$arflags"] = " ".join(project_info.info("CPU_INFOS")["AR_FLAGS"])
 108     mk_data["$csrc"], mk_data["$pcsrc"], mk_data["$cppasrc"], mk_data["$cxxsrc"], mk_data["$asrc"], mk_data["$constants"] = csrcGenerator(project_info)
 109     mk_data["$prefix"] = project_info.info("TOOLCHAIN")["path"].split("gcc")[0]
 110     mk_data["$suffix"] = project_info.info("TOOLCHAIN")["path"].split("gcc")[1]
 111     mk_data["$main"] = os.path.basename(project_info.info("PROJECT_PATH")) + "/main.c"
 112     for key in mk_data:
 113         while makefile.find(key) != -1:
 114             makefile = makefile.replace(key, mk_data[key])
 115     return makefile
 116
 117 def makefileGenerator(project_info, makefile):
 118     """
 119     Generate the Makefile for the current project.
 120     """
 121     # TODO write a general function that works for both the mk file and the Makefile
 122     while makefile.find("project_name") != -1:
 123         makefile = makefile.replace("project_name", os.path.basename(project_info.info("PROJECT_PATH")))
 124     return makefile
 125
 126 def csrcGenerator(project_info):
 127     modules = project_info.info("MODULES")
 128     files = project_info.info("FILES")
 129     if "harvard" in project_info.info("CPU_INFOS")["CPU_TAGS"]:
 130         harvard = True
 131     else:
 132         harvard = False
 133     # file to be included in CSRC variable
 134     csrc = []
 135     # file to be included in PCSRC variable
 136     pcsrc = []
 137     # files to be included in CPPASRC variable
 138     cppasrc = []
 139     # files to be included in CXXSRC variable
 140     cxxsrc = []
 141     # files to be included in ASRC variable
 142     asrc = []
 143     # constants to be included at the beginning of the makefile
 144     constants = {}
 145     for module, information in modules.items():
 146         module_files = set([])
 147         dependency_files = set([])
 148         # assembly sources
 149         asm_files = set([])
 150         if information["enabled"]:
 151             if "constants" in information:
 152                 constants.update(information["constants"])
 153             cfiles, sfiles = findModuleFiles(module, project_info)
 154             module_files |= set(cfiles)
 155             asm_files |= set(sfiles)
 156             for file_dependency in information["depends"]:
 157                 if file_dependency in files:
 158                     dependencyCFiles, dependencySFiles = findModuleFiles(file_dependency, project_info)
 159                     dependency_files |= set(dependencyCFiles)
 160                     asm_files |= set(dependencySFiles)
 161             for file in module_files:
 162                 if not harvard or "harvard" not in information or information["harvard"] == "both":
 163                     csrc.append(file)
 164                 if harvard and "harvard" in information:
 165                     pcsrc.append(file)
 166             for file in dependency_files:
 167                 csrc.append(file)
 168             for file in project_info.info("CPU_INFOS")["C_SRC"]:
 169                 csrc.append(file)
 170             for file in project_info.info("CPU_INFOS")["PC_SRC"]:
 171                 pcsrc.append(file)
 172             for file in asm_files:
 173                 cppasrc.append(file)
 174     for file in project_info.info("CPU_INFOS")["CPPA_SRC"]:
 175         cppasrc.append(file)
 176     for file in project_info.info("CPU_INFOS")["CXX_SRC"]:
 177         cxxsrc.append(file)
 178     for file in project_info.info("CPU_INFOS")["ASRC"]:
 179         asrc.append(file)
 180     csrc = " \\\n\t".join(csrc) + " \\"
 181     pcsrc = " \\\n\t".join(pcsrc) + " \\"
 182     cppasrc = " \\\n\t".join(cppasrc) + " \\"
 183     cxxsrc = " \\\n\t".join(cxxsrc) + " \\"
 184     asrc = " \\\n\t".join(asrc) + " \\"
 185     constants = "\n".join([os.path.basename(project_info.info("PROJECT_PATH")) + "_" + key + " = " + str(value) for key, value in constants.items()])
 186     return csrc, pcsrc, cppasrc, cxxsrc, asrc, constants
 187
 188 def findModuleFiles(module, project_info):
 189     # Find the files related to the selected module
 190     cfiles = []
 191     sfiles = []
 192     # .c files related to the module and the cpu architecture
 193     for filename, path in findDefinitions(module + ".c", project_info) + \
 194             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".c", project_info):
 195         path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 196         if os.sep != "/":
 197             path = replaceSeparators(path)
 198         cfiles.append(path + "/" + filename)
 199     # .s files related to the module and the cpu architecture
 200     for filename, path in findDefinitions(module + ".s", project_info) + \
 201             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".s", project_info) + \
 202             findDefinitions(module + ".S", project_info) + \
 203             findDefinitions(module + "_" + project_info.info("CPU_INFOS")["TOOLCHAIN"] + ".S", project_info):
 204         path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 205         if os.sep != "/":
 206             path = replaceSeparators(path)
 207         sfiles.append(path + "/" + filename)
 208     # .c and .s files related to the module and the cpu tags
 209     for tag in project_info.info("CPU_INFOS")["CPU_TAGS"]:
 210         for filename, path in findDefinitions(module + "_" + tag + ".c", project_info):
 211             path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 212             if os.sep != "/":
 213                 path = replaceSeparators(path)
 214             cfiles.append(path + "/" + filename)
 215         for filename, path in findDefinitions(module + "_" + tag + ".s", project_info) + \
 216                 findDefinitions(module + "_" + tag + ".S", project_info):
 217             path = path.replace(project_info.info("SOURCES_PATH") + os.sep, "")
 218             if os.sep != "/":
 219                 path = replaceSeparators(path)
 220             sfiles.append(path + "/" + filename)
 221     return cfiles, sfiles
 222
 223 def replaceSeparators(path):
 224     """
 225     Replace the separators in the given path with unix standard separator.
 226     """
 227     while path.find(os.sep) != -1:
 228         path = path.replace(os.sep, "/")
 229     return path
 230
 231 def getSystemPath():
 232     path = os.environ["PATH"]
 233     if os.name == "nt":
 234         path = path.split(";")
 235     else:
 236         path = path.split(":")
 237     return path
 238
 239 def findToolchains(path_list):
 240     toolchains = []
 241     for element in path_list:
 242         for toolchain in glob.glob(element+ "/" + const.GCC_NAME):
 243             toolchains.append(toolchain)
 244     return list(set(toolchains))
 245
 246 def getToolchainInfo(output):
 247     info = {}
 248     expr = re.compile("Target: .*")
 249     target = expr.findall(output)
 250     if len(target) == 1:
 251         info["target"] = target[0].split("Target: ")[1]
 252     expr = re.compile("gcc version [0-9,.]*")
 253     version = expr.findall(output)
 254     if len(version) == 1:
 255         info["version"] = version[0].split("gcc version ")[1]
 256     expr = re.compile("gcc version [0-9,.]* \(.*\)")
 257     build = expr.findall(output)
 258     if len(build) == 1:
 259         build = build[0].split("gcc version ")[1]
 260         build = build[build.find("(") + 1 : build.find(")")]
 261         info["build"] = build
 262     expr = re.compile("Configured with: .*")
 263     configured = expr.findall(output)
 264     if len(configured) == 1:
 265         info["configured"] = configured[0].split("Configured with: ")[1]
 266     expr = re.compile("Thread model: .*")
 267     thread = expr.findall(output)
 268     if len(thread) == 1:
 269         info["thread"] = thread[0].split("Thread model: ")[1]
 270     return info
 271
 272 def loadSourceTree(project):
 273     fileList = [f for f in os.walk(project.info("SOURCES_PATH"))]
 274     project.setInfo("FILE_LIST", fileList)
 275
 276 def findDefinitions(ftype, project):
 277     L = project.info("FILE_LIST")
 278     definitions = []
 279     for element in L:
 280         for filename in element[2]:
 281             if fnmatch.fnmatch(filename, ftype):
 282                 definitions.append((filename, element[0]))
 283     return definitions
 284
 285 def loadCpuInfos(project):
 286     cpuInfos = []
 287     for definition in findDefinitions(const.CPU_DEFINITION, project):
 288         cpuInfos.append(getInfos(definition))
 289     return cpuInfos
 290
 291 def getInfos(definition):
 292     D = {}
 293     D.update(const.CPU_DEF)
 294     def include(filename, dict = D, directory=definition[1]):
 295         execfile(directory + "/" + filename, {}, D)
 296     D["include"] = include
 297     include(definition[0], D)
 298     D["CPU_NAME"] = definition[0].split(".")[0]
 299     D["DEFINITION_PATH"] = definition[1] + "/" + definition[0]
 300     del D["include"]
 301     return D
 302
 303 def getCommentList(string):
 304     comment_list = re.findall(r"/\*{2}\s*([^*]*\*(?:[^/*][^*]*\*+)*)/", string)
 305     comment_list = [re.findall(r"^\s*\* *(.*?)$", comment, re.MULTILINE) for comment in comment_list]
 306     return comment_list
 307
 308 def loadModuleDefinition(first_comment):
 309     to_be_parsed = False
 310     module_definition = {}
 311     for num, line in enumerate(first_comment):
 312         index = line.find("$WIZ$")
 313         if index != -1:
 314             to_be_parsed = True
 315             try:
 316                 exec line[index + len("$WIZ$ "):] in {}, module_definition
 317             except:
 318                 raise ParseError(num, line[index:])
 319         elif line.find("\\brief") != -1:
 320             module_definition["module_description"] = line[line.find("\\brief") + len("\\brief "):]
 321     module_dict = {}
 322     if "module_name" in module_definition.keys():
 323         module_name = module_definition[const.MODULE_DEFINITION["module_name"]]
 324         del module_definition[const.MODULE_DEFINITION["module_name"]]
 325         module_dict[module_name] = {}
 326         if const.MODULE_DEFINITION["module_depends"] in module_definition.keys():
 327             if type(module_definition[const.MODULE_DEFINITION["module_depends"]]) == str:
 328                 module_definition[const.MODULE_DEFINITION["module_depends"]] = (module_definition[const.MODULE_DEFINITION["module_depends"]],)
 329             module_dict[module_name]["depends"] = module_definition[const.MODULE_DEFINITION["module_depends"]]
 330             del module_definition[const.MODULE_DEFINITION["module_depends"]]
 331         else:
 332             module_dict[module_name]["depends"] = ()
 333         if const.MODULE_DEFINITION["module_configuration"] in module_definition.keys():
 334             module_dict[module_name]["configuration"] = module_definition[const.MODULE_DEFINITION["module_configuration"]]
 335             del module_definition[const.MODULE_DEFINITION["module_configuration"]]
 336         else:
 337             module_dict[module_name]["configuration"] = ""
 338         if "module_description" in module_definition.keys():
 339             module_dict[module_name]["description"] = module_definition["module_description"]
 340             del module_definition["module_description"]
 341         if const.MODULE_DEFINITION["module_harvard"] in module_definition.keys():
 342             harvard = module_definition[const.MODULE_DEFINITION["module_harvard"]]
 343             if harvard == "both" or harvard == "pgm_memory":
 344                 module_dict[module_name]["harvard"] = harvard
 345             del module_definition[const.MODULE_DEFINITION["module_harvard"]]
 346         module_dict[module_name]["constants"] = module_definition
 347         module_dict[module_name]["enabled"] = False
 348     return to_be_parsed, module_dict
 349
 350 def loadDefineLists(comment_list):
 351     define_list = {}
 352     for comment in comment_list:
 353         for num, line in enumerate(comment):
 354             index = line.find("$WIZ$")
 355             if index != -1:
 356                 try:
 357                     exec line[index + len("$WIZ$ "):] in {}, define_list
 358                 except:
 359                     raise ParseError(num, line[index:])
 360     for key, value in define_list.items():
 361         if type(value) == str:
 362             define_list[key] = (value,)
 363     return define_list
 364
 365 def getDescriptionInformations(comment):
 366     """
 367     Take the doxygen comment and strip the wizard informations, returning the tuple
 368     (comment, wizard_information)
 369     """
 370     brief = ""
 371     description = ""
 372     information = {}
 373     for num, line in enumerate(comment):
 374         index = line.find("$WIZ$")
 375         if index != -1:
 376             if len(brief) == 0:
 377                 brief += line[:index].strip()
 378             else:
 379                 description += " " + line[:index]
 380             try:
 381                 exec line[index + len("$WIZ$ "):] in {}, information
 382             except:
 383                 raise ParseError(num, line[index:])
 384         else:
 385             if len(brief) == 0:
 386                 brief += line.strip()
 387             else:
 388                 description += " " + line
 389                 description = description.strip()
 390     return brief.strip(), description.strip(), information
 391
 392 def getDefinitionBlocks(text):
 393     """
 394     Take a text and return a list of tuple (description, name-value).
 395     """
 396     block = []
 397     block_tmp = re.finditer(r"/\*{2}\s*([^*]*\*(?:[^/*][^*]*\*+)*)/\s*#define\s+((?:[^/]*?/?)+)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE)
 398     for match in block_tmp:
 399         # Only the first element is needed
 400         comment = match.group(1)
 401         define = match.group(2)
 402         start = match.start()
 403         block.append(([re.findall(r"^\s*\* *(.*?)$", line, re.MULTILINE)[0] for line in comment.splitlines()], define, start))
 404     for match in re.finditer(r"/{3}\s*([^<].*?)\s*#define\s+((?:[^/]*?/?)+)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE):
 405         comment = match.group(1)
 406         define = match.group(2)
 407         start = match.start()
 408         block.append(([comment], define, start))
 409     for match in re.finditer(r"#define\s*(.*?)\s*/{3}<\s*(.+?)\s*?(?:/{2,3}[^<].*?)?$", text, re.MULTILINE):
 410         comment = match.group(2)
 411         define = match.group(1)
 412         start = match.start()
 413         block.append(([comment], define, start))
 414     return block
 415
 416 def loadModuleData(project):
 417     module_info_dict = {}
 418     list_info_dict = {}
 419     configuration_info_dict = {}
 420     file_dict = {}
 421     for filename, path in findDefinitions("*.h", project) + findDefinitions("*.c", project) + findDefinitions("*.s", project) + findDefinitions("*.S", project):
 422         comment_list = getCommentList(open(path + "/" + filename, "r").read())
 423         if len(comment_list) > 0:
 424             module_info = {}
 425             configuration_info = {}
 426             try:
 427                 to_be_parsed, module_dict = loadModuleDefinition(comment_list[0])
 428             except ParseError, err:
 429                 raise DefineException.ModuleDefineException(path, err.line_number, err.line)
 430             for module, information in module_dict.items():
 431                 if "depends" not in information:
 432                     information["depends"] = ()
 433                 information["depends"] += (filename.split(".")[0],)
 434                 information["category"] = os.path.basename(path)
 435                 if "configuration" in information.keys() and len(information["configuration"]):
 436                     configuration = module_dict[module]["configuration"]
 437                     try:
 438                         configuration_info[configuration] = loadConfigurationInfos(project.info("SOURCES_PATH") + "/" + configuration)
 439                     except ParseError, err:
 440                         raise DefineException.ConfigurationDefineException(project.info("SOURCES_PATH") + "/" + configuration, err.line_number, err.line)
 441             module_info_dict.update(module_dict)
 442             configuration_info_dict.update(configuration_info)
 443             if to_be_parsed:
 444                 try:
 445                     list_dict = loadDefineLists(comment_list[1:])
 446                     list_info_dict.update(list_dict)
 447                 except ParseError, err:
 448                     raise DefineException.EnumDefineException(path, err.line_number, err.line)
 449     for filename, path in findDefinitions("*_" + project.info("CPU_INFOS")["TOOLCHAIN"] + ".h", project):
 450         comment_list = getCommentList(open(path + "/" + filename, "r").read())
 451         list_info_dict.update(loadDefineLists(comment_list))
 452     for tag in project.info("CPU_INFOS")["CPU_TAGS"]:
 453         for filename, path in findDefinitions("*_" + tag + ".h", project):
 454             comment_list = getCommentList(open(path + "/" + filename, "r").read())
 455             list_info_dict.update(loadDefineLists(comment_list))
 456     project.setInfo("MODULES", module_info_dict)
 457     project.setInfo("LISTS", list_info_dict)
 458     project.setInfo("CONFIGURATIONS", configuration_info_dict)
 459     project.setInfo("FILES", file_dict)
 460
 461 def formatParamNameValue(text):
 462     """
 463     Take the given string and return a tuple with the name of the parameter in the first position
 464     and the value in the second.
 465     """
 466     block = re.findall("\s*([^\s]+)\s*(.+?)\s*$", text, re.MULTILINE)
 467     return block[0]
 468
 469 def loadConfigurationInfos(path):
 470     """
 471     Return the module configurations found in the given file as a dict with the
 472     parameter name as key and a dict containig the fields above as value:
 473         "value": the value of the parameter
 474         "description": the description of the parameter
 475         "informations": a dict containig optional informations:
 476             "type": "int" | "boolean" | "enum"
 477             "min": the minimum value for integer parameters
 478             "max": the maximum value for integer parameters
 479             "long": boolean indicating if the num is a long
 480             "unsigned": boolean indicating if the num is an unsigned
 481             "value_list": the name of the enum for enum parameters
 482     """
 483     configuration_infos = {}
 484     configuration_infos["paramlist"] = []
 485     for comment, define, start in getDefinitionBlocks(open(path, "r").read()):
 486         name, value = formatParamNameValue(define)
 487         brief, description, informations = getDescriptionInformations(comment)
 488         configuration_infos["paramlist"].append((start, name))
 489         configuration_infos[name] = {}
 490         configuration_infos[name]["value"] = value
 491         configuration_infos[name]["informations"] = informations
 492         if not "type" in configuration_infos[name]["informations"]:
 493             configuration_infos[name]["informations"]["type"] = findParameterType(configuration_infos[name])
 494         if ("type" in configuration_infos[name]["informations"].keys() and
 495                 configuration_infos[name]["informations"]["type"] == "int" and
 496                 configuration_infos[name]["value"].find("L") != -1):
 497             configuration_infos[name]["informations"]["long"] = True
 498             configuration_infos[name]["value"] = configuration_infos[name]["value"].replace("L", "")
 499         if ("type" in configuration_infos[name]["informations"].keys() and
 500                 configuration_infos[name]["informations"]["type"] == "int" and
 501                 configuration_infos[name]["value"].find("U") != -1):
 502             configuration_infos[name]["informations"]["unsigned"] = True
 503             configuration_infos[name]["value"] = configuration_infos[name]["value"].replace("U", "")
 504         configuration_infos[name]["description"] = description
 505         configuration_infos[name]["brief"] = brief
 506     return configuration_infos
 507
 508 def findParameterType(parameter):
 509     if "value_list" in parameter["informations"]:
 510         return "enum"
 511     if "min" in parameter["informations"] or "max" in parameter["informations"] or re.match(r"^\d+U?L?$", parameter["value"]) != None:
 512         return "int"
 513
 514 def sub(string, parameter, value):
 515     """
 516     Substitute the given value at the given parameter define in the given string
 517     """
 518     return re.sub(r"(?P<define>#define\s+" + parameter + r"\s+)([^\s]+)", r"\g<define>" + value, string)
 519
 520 def isInt(informations):
 521     """
 522     Return True if the value is a simple int.
 523     """
 524     if ("long" not in informatios.keys() or not informations["long"]) and ("unsigned" not in informations.keys() or informations["unsigned"]):
 525         return True
 526     else:
 527         return False
 528
 529 def isLong(informations):
 530     """
 531     Return True if the value is a long.
 532     """
 533     if "long" in informations.keys() and informations["long"] and "unsigned" not in informations.keys():
 534         return True
 535     else:
 536         return False
 537
 538 def isUnsigned(informations):
 539     """
 540     Return True if the value is an unsigned.
 541     """
 542     if "unsigned" in informations.keys() and informations["unsigned"] and "long" not in informations.keys():
 543         return True
 544     else:
 545         return False
 546
 547 def isUnsignedLong(informations):
 548     """
 549     Return True if the value is an unsigned long.
 550     """
 551     if "unsigned" in informations.keys() and "long" in informations.keys() and informations["unsigned"] and informations["long"]:
 552         return True
 553     else:
 554         return False
 555
 556 class ParseError(Exception):
 557     def __init__(self, line_number, line):
 558         Exception.__init__(self)
 559         self.line_number = line_number
 560         self.line = line