tool/mbed/mbed-sdk/workspace_tools/toolchains/__init__.py

   1 """
   2 mbed SDK
   3 Copyright (c) 2011-2013 ARM Limited
   4
   5 Licensed under the Apache License, Version 2.0 (the "License");
   6 you may not use this file except in compliance with the License.
   7 You may obtain a copy of the License at
   8
   9     http://www.apache.org/licenses/LICENSE-2.0
  10
  11 Unless required by applicable law or agreed to in writing, software
  12 distributed under the License is distributed on an "AS IS" BASIS,
  13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 See the License for the specific language governing permissions and
  15 limitations under the License.
  16 """
  17
  18 import re
  19 import sys
  20 from os import stat, walk
  21 from copy import copy
  22 from time import time, sleep
  23 from types import ListType
  24 from shutil import copyfile
  25 from os.path import join, splitext, exists, relpath, dirname, basename, split
  26 from inspect import getmro
  27
  28 from multiprocessing import Pool, cpu_count
  29 from workspace_tools.utils import run_cmd, mkdir, rel_path, ToolException, split_path
  30 from workspace_tools.settings import BUILD_OPTIONS, MBED_ORG_USER
  31 import workspace_tools.hooks as hooks
  32
  33
  34 #Disables multiprocessing if set to higher number than the host machine CPUs
  35 CPU_COUNT_MIN = 1
  36
  37 def print_notify(event, silent=False):
  38     """ Default command line notification
  39     """
  40     if event['type'] in ['info', 'debug']:
  41         print event['message']
  42
  43     elif event['type'] == 'cc':
  44         event['severity'] = event['severity'].title()
  45         event['file'] = basename(event['file'])
  46         print '[%(severity)s] %(file)s@%(line)s: %(message)s' % event
  47
  48     elif event['type'] == 'progress':
  49         if not silent:
  50             print '%s: %s' % (event['action'].title(), basename(event['file']))
  51
  52 def print_notify_verbose(event, silent=False):
  53     """ Default command line notification with more verbose mode
  54     """
  55     if event['type'] in ['info', 'debug']:
  56         print_notify(event) # standard handle
  57
  58     elif event['type'] == 'cc':
  59         event['severity'] = event['severity'].title()
  60         event['file'] = basename(event['file'])
  61         event['mcu_name'] = "None"
  62         event['toolchain'] = "None"
  63         event['target_name'] = event['target_name'].upper() if event['target_name'] else "Unknown"
  64         event['toolchain_name'] = event['toolchain_name'].upper() if event['toolchain_name'] else "Unknown"
  65         print '[%(severity)s] %(target_name)s::%(toolchain_name)s::%(file)s@%(line)s: %(message)s' % event
  66
  67     elif event['type'] == 'progress':
  68         print_notify(event) # standard handle
  69
  70 def compile_worker(job):
  71     results = []
  72     for command in job['commands']:
  73         _, _stderr, _rc = run_cmd(command, job['work_dir'])
  74         results.append({
  75             'code': _rc,
  76             'output': _stderr,
  77             'command': command
  78         })
  79
  80     return {
  81         'source': job['source'],
  82         'object': job['object'],
  83         'commands': job['commands'],
  84         'results': results
  85     }
  86
  87 class Resources:
  88     def __init__(self, base_path=None):
  89         self.base_path = base_path
  90
  91         self.inc_dirs = []
  92         self.headers = []
  93
  94         self.s_sources = []
  95         self.c_sources = []
  96         self.cpp_sources = []
  97
  98         self.lib_dirs = set([])
  99         self.objects = []
 100         self.libraries = []
 101
 102         # mbed special files
 103         self.lib_builds = []
 104         self.lib_refs = []
 105
 106         self.repo_dirs = []
 107         self.repo_files = []
 108
 109         self.linker_script = None
 110
 111         # Other files
 112         self.hex_files = []
 113         self.bin_files = []
 114
 115     def add(self, resources):
 116         self.inc_dirs += resources.inc_dirs
 117         self.headers += resources.headers
 118
 119         self.s_sources += resources.s_sources
 120         self.c_sources += resources.c_sources
 121         self.cpp_sources += resources.cpp_sources
 122
 123         self.lib_dirs |= resources.lib_dirs
 124         self.objects += resources.objects
 125         self.libraries += resources.libraries
 126
 127         self.lib_builds += resources.lib_builds
 128         self.lib_refs += resources.lib_refs
 129
 130         self.repo_dirs += resources.repo_dirs
 131         self.repo_files += resources.repo_files
 132
 133         if resources.linker_script is not None:
 134             self.linker_script = resources.linker_script
 135
 136         self.hex_files += resources.hex_files
 137         self.bin_files += resources.bin_files
 138
 139     def relative_to(self, base, dot=False):
 140         for field in ['inc_dirs', 'headers', 's_sources', 'c_sources',
 141                       'cpp_sources', 'lib_dirs', 'objects', 'libraries',
 142                       'lib_builds', 'lib_refs', 'repo_dirs', 'repo_files', 'hex_files', 'bin_files']:
 143             v = [rel_path(f, base, dot) for f in getattr(self, field)]
 144             setattr(self, field, v)
 145         if self.linker_script is not None:
 146             self.linker_script = rel_path(self.linker_script, base, dot)
 147
 148     def win_to_unix(self):
 149         for field in ['inc_dirs', 'headers', 's_sources', 'c_sources',
 150                       'cpp_sources', 'lib_dirs', 'objects', 'libraries',
 151                       'lib_builds', 'lib_refs', 'repo_dirs', 'repo_files', 'hex_files', 'bin_files']:
 152             v = [f.replace('\\', '/') for f in getattr(self, field)]
 153             setattr(self, field, v)
 154         if self.linker_script is not None:
 155             self.linker_script = self.linker_script.replace('\\', '/')
 156
 157     def __str__(self):
 158         s = []
 159
 160         for (label, resources) in (
 161                 ('Include Directories', self.inc_dirs),
 162                 ('Headers', self.headers),
 163
 164                 ('Assembly sources', self.s_sources),
 165                 ('C sources', self.c_sources),
 166                 ('C++ sources', self.cpp_sources),
 167
 168                 ('Library directories', self.lib_dirs),
 169                 ('Objects', self.objects),
 170                 ('Libraries', self.libraries),
 171
 172                 ('Hex files', self.hex_files),
 173                 ('Bin files', self.bin_files),
 174             ):
 175             if resources:
 176                 s.append('%s:\n  ' % label + '\n  '.join(resources))
 177
 178         if self.linker_script:
 179             s.append('Linker Script: ' + self.linker_script)
 180
 181         return '\n'.join(s)
 182
 183
 184 # Support legacy build conventions: the original mbed build system did not have
 185 # standard labels for the "TARGET_" and "TOOLCHAIN_" specific directories, but
 186 # had the knowledge of a list of these directories to be ignored.
 187 LEGACY_IGNORE_DIRS = set([
 188     'LPC11U24', 'LPC1768', 'LPC2368', 'LPC4088', 'LPC812', 'KL25Z',
 189     'ARM', 'GCC_ARM', 'GCC_CR', 'GCC_CS', 'IAR', 'uARM'
 190 ])
 191 LEGACY_TOOLCHAIN_NAMES = {
 192     'ARM_STD':'ARM', 'ARM_MICRO': 'uARM',
 193     'GCC_ARM': 'GCC_ARM', 'GCC_CR': 'GCC_CR', 'GCC_CS': 'GCC_CS',
 194     'IAR': 'IAR',
 195 }
 196
 197
 198 class mbedToolchain:
 199     VERBOSE = True
 200
 201     CORTEX_SYMBOLS = {
 202         "Cortex-M0" : ["__CORTEX_M0", "ARM_MATH_CM0"],
 203         "Cortex-M0+": ["__CORTEX_M0PLUS", "ARM_MATH_CM0PLUS"],
 204         "Cortex-M1" : ["__CORTEX_M3", "ARM_MATH_CM1"],
 205         "Cortex-M3" : ["__CORTEX_M3", "ARM_MATH_CM3"],
 206         "Cortex-M4" : ["__CORTEX_M4", "ARM_MATH_CM4"],
 207         "Cortex-M4F" : ["__CORTEX_M4", "ARM_MATH_CM4", "__FPU_PRESENT=1"],
 208         "Cortex-M7" : ["__CORTEX_M7", "ARM_MATH_CM7"],
 209         "Cortex-M7F" : ["__CORTEX_M7", "ARM_MATH_CM7", "__FPU_PRESENT=1"],
 210         "Cortex-A9" : ["__CORTEX_A9", "ARM_MATH_CA9", "__FPU_PRESENT", "__CMSIS_RTOS", "__EVAL", "__MBED_CMSIS_RTOS_CA9"],
 211     }
 212
 213     GOANNA_FORMAT = "[Goanna] warning [%FILENAME%:%LINENO%] - [%CHECKNAME%(%SEVERITY%)] %MESSAGE%"
 214     GOANNA_DIAGNOSTIC_PATTERN = re.compile(r'"\[Goanna\] (?P<severity>warning) \[(?P<file>[^:]+):(?P<line>\d+)\] \- (?P<message>.*)"')
 215
 216     def __init__(self, target, options=None, notify=None, macros=None, silent=False):
 217         self.target = target
 218         self.name = self.__class__.__name__
 219         self.hook = hooks.Hook(target, self)
 220         self.silent = silent
 221
 222         self.legacy_ignore_dirs = LEGACY_IGNORE_DIRS - set([target.name, LEGACY_TOOLCHAIN_NAMES[self.name]])
 223
 224         self.notify_fun = notify if notify is not None else print_notify
 225         self.options = options if options is not None else []
 226
 227         self.macros = macros or []
 228         self.options.extend(BUILD_OPTIONS)
 229         if self.options:
 230             self.info("Build Options: %s" % (', '.join(self.options)))
 231
 232         self.obj_path = join("TARGET_"+target.name, "TOOLCHAIN_"+self.name)
 233
 234         self.symbols = None
 235         self.labels = None
 236         self.has_config = False
 237
 238         self.build_all = False
 239         self.timestamp = time()
 240         self.jobs = 1
 241
 242         self.CHROOT = None
 243
 244         self.mp_pool = None
 245
 246     def notify(self, event):
 247         """ Little closure for notify functions
 248         """
 249         return self.notify_fun(event, self.silent)
 250
 251     def __exit__(self):
 252         if self.mp_pool is not None:
 253             self.mp_pool.terminate()
 254
 255     def goanna_parse_line(self, line):
 256         if "analyze" in self.options:
 257             return self.GOANNA_DIAGNOSTIC_PATTERN.match(line)
 258         else:
 259             return None
 260
 261     def get_symbols(self):
 262         if self.symbols is None:
 263             # Target and Toolchain symbols
 264             labels = self.get_labels()
 265             self.symbols = ["TARGET_%s" % t for t in labels['TARGET']]
 266             self.symbols.extend(["TOOLCHAIN_%s" % t for t in labels['TOOLCHAIN']])
 267
 268             # Config support
 269             if self.has_config:
 270                 self.symbols.append('HAVE_MBED_CONFIG_H')
 271
 272             # Cortex CPU symbols
 273             if self.target.core in mbedToolchain.CORTEX_SYMBOLS:
 274                 self.symbols.extend(mbedToolchain.CORTEX_SYMBOLS[self.target.core])
 275
 276             # Symbols defined by the on-line build.system
 277             self.symbols.extend(['MBED_BUILD_TIMESTAMP=%s' % self.timestamp, '__MBED__=1'])
 278             if MBED_ORG_USER:
 279                 self.symbols.append('MBED_USERNAME=' + MBED_ORG_USER)
 280
 281             # Add target's symbols
 282             self.symbols += self.target.macros
 283             # Add extra symbols passed via 'macros' parameter
 284             self.symbols += self.macros
 285
 286             # Form factor variables
 287             if hasattr(self.target, 'supported_form_factors'):
 288                 self.symbols.extend(["TARGET_FF_%s" % t for t in self.target.supported_form_factors])
 289
 290         return self.symbols
 291
 292     def get_labels(self):
 293         if self.labels is None:
 294             toolchain_labels = [c.__name__ for c in getmro(self.__class__)]
 295             toolchain_labels.remove('mbedToolchain')
 296             self.labels = {
 297                 'TARGET': self.target.get_labels(),
 298                 'TOOLCHAIN': toolchain_labels
 299             }
 300         return self.labels
 301
 302     def need_update(self, target, dependencies):
 303         if self.build_all:
 304             return True
 305
 306         if not exists(target):
 307             return True
 308
 309         target_mod_time = stat(target).st_mtime
 310
 311         for d in dependencies:
 312
 313             # Some objects are not provided with full path and here we do not have
 314             # information about the library paths. Safe option: assume an update
 315             if not d or not exists(d):
 316                 return True
 317
 318             if stat(d).st_mtime >= target_mod_time:
 319                 return True
 320
 321         return False
 322
 323     def scan_resources(self, path):
 324         labels = self.get_labels()
 325         resources = Resources(path)
 326         self.has_config = False
 327
 328         """ os.walk(top[, topdown=True[, onerror=None[, followlinks=False]]])
 329         When topdown is True, the caller can modify the dirnames list in-place
 330         (perhaps using del or slice assignment), and walk() will only recurse into
 331         the subdirectories whose names remain in dirnames; this can be used to prune
 332         the search, impose a specific order of visiting, or even to inform walk()
 333         about directories the caller creates or renames before it resumes walk()
 334         again. Modifying dirnames when topdown is False is ineffective, because in
 335         bottom-up mode the directories in dirnames are generated before dirpath
 336         itself is generated.
 337         """
 338         for root, dirs, files in walk(path):
 339             # Remove ignored directories
 340             for d in copy(dirs):
 341                 if d == '.hg':
 342                     dir_path = join(root, d)
 343                     resources.repo_dirs.append(dir_path)
 344                     resources.repo_files.extend(self.scan_repository(dir_path))
 345
 346                 if ((d.startswith('.') or d in self.legacy_ignore_dirs) or
 347                     (d.startswith('TARGET_') and d[7:] not in labels['TARGET']) or
 348                     (d.startswith('TOOLCHAIN_') and d[10:] not in labels['TOOLCHAIN'])):
 349                     dirs.remove(d)
 350
 351             # Add root to include paths
 352             resources.inc_dirs.append(root)
 353
 354             for file in files:
 355                 file_path = join(root, file)
 356                 _, ext = splitext(file)
 357                 ext = ext.lower()
 358
 359                 if   ext == '.s':
 360                     resources.s_sources.append(file_path)
 361
 362                 elif ext == '.c':
 363                     resources.c_sources.append(file_path)
 364
 365                 elif ext == '.cpp':
 366                     resources.cpp_sources.append(file_path)
 367
 368                 elif ext == '.h' or ext == '.hpp':
 369                     if basename(file_path) == "mbed_config.h":
 370                         self.has_config = True
 371                     resources.headers.append(file_path)
 372
 373                 elif ext == '.o':
 374                     resources.objects.append(file_path)
 375
 376                 elif ext == self.LIBRARY_EXT:
 377                     resources.libraries.append(file_path)
 378                     resources.lib_dirs.add(root)
 379
 380                 elif ext == self.LINKER_EXT:
 381                     if resources.linker_script is not None:
 382                         self.info("Warning: Multiple linker scripts detected: %s -> %s" % (resources.linker_script, file_path))
 383                     resources.linker_script = file_path
 384
 385                 elif ext == '.lib':
 386                     resources.lib_refs.append(file_path)
 387
 388                 elif ext == '.bld':
 389                     resources.lib_builds.append(file_path)
 390
 391                 elif file == '.hgignore':
 392                     resources.repo_files.append(file_path)
 393
 394                 elif ext == '.hex':
 395                     resources.hex_files.append(file_path)
 396
 397                 elif ext == '.bin':
 398                     resources.bin_files.append(file_path)
 399
 400         return resources
 401
 402     def scan_repository(self, path):
 403         resources = []
 404
 405         for root, dirs, files in walk(path):
 406             # Remove ignored directories
 407             for d in copy(dirs):
 408                 if d == '.' or d == '..':
 409                     dirs.remove(d)
 410
 411             for file in files:
 412                 file_path = join(root, file)
 413                 resources.append(file_path)
 414
 415         return resources
 416
 417     def copy_files(self, files_paths, trg_path, rel_path=None):
 418         # Handle a single file
 419         if type(files_paths) != ListType: files_paths = [files_paths]
 420
 421         for source in files_paths:
 422             if source is None:
 423                 files_paths.remove(source)
 424
 425         for source in files_paths:
 426             if rel_path is not None:
 427                 relative_path = relpath(source, rel_path)
 428             else:
 429                 _, relative_path = split(source)
 430
 431             target = join(trg_path, relative_path)
 432
 433             if (target != source) and (self.need_update(target, [source])):
 434                 self.progress("copy", relative_path)
 435                 mkdir(dirname(target))
 436                 copyfile(source, target)
 437
 438     def relative_object_path(self, build_path, base_dir, source):
 439         source_dir, name, _ = split_path(source)
 440         obj_dir = join(build_path, relpath(source_dir, base_dir))
 441         mkdir(obj_dir)
 442         return join(obj_dir, name + '.o')
 443
 444     def compile_sources(self, resources, build_path, inc_dirs=None):
 445         # Web IDE progress bar for project build
 446         files_to_compile = resources.s_sources + resources.c_sources + resources.cpp_sources
 447         self.to_be_compiled = len(files_to_compile)
 448         self.compiled = 0
 449
 450         #for i in self.build_params:
 451         #    self.debug(i)
 452         #    self.debug("%s" % self.build_params[i])
 453
 454         inc_paths = resources.inc_dirs
 455         if inc_dirs is not None:
 456             inc_paths.extend(inc_dirs)
 457
 458         objects = []
 459         queue = []
 460         prev_dir = None
 461
 462         # The dependency checking for C/C++ is delegated to the compiler
 463         base_path = resources.base_path
 464         files_to_compile.sort()
 465         for source in files_to_compile:
 466             _, name, _ = split_path(source)
 467             object = self.relative_object_path(build_path, base_path, source)
 468
 469             # Avoid multiple mkdir() calls on same work directory
 470             work_dir = dirname(object)
 471             if work_dir is not prev_dir:
 472                 prev_dir = work_dir
 473                 mkdir(work_dir)
 474
 475             # Queue mode (multiprocessing)
 476             commands = self.compile_command(source, object, inc_paths)
 477             if commands is not None:
 478                 queue.append({
 479                     'source': source,
 480                     'object': object,
 481                     'commands': commands,
 482                     'work_dir': work_dir,
 483                     'chroot': self.CHROOT
 484                 })
 485             else:
 486                 objects.append(object)
 487
 488         # Use queues/multiprocessing if cpu count is higher than setting
 489         jobs = self.jobs if self.jobs else cpu_count()
 490         if jobs > CPU_COUNT_MIN and len(queue) > jobs:
 491             return self.compile_queue(queue, objects)
 492         else:
 493             return self.compile_seq(queue, objects)
 494
 495     def compile_seq(self, queue, objects):
 496         for item in queue:
 497             result = compile_worker(item)
 498
 499             self.compiled += 1
 500             self.progress("compile", item['source'], build_update=True)
 501             for res in result['results']:
 502                 self.debug("Command: %s" % ' '.join(res['command']))
 503                 self.compile_output([
 504                     res['code'],
 505                     res['output'],
 506                     res['command']
 507                 ])
 508             objects.append(result['object'])
 509         return objects
 510
 511     def compile_queue(self, queue, objects):
 512         jobs_count = int(self.jobs if self.jobs else cpu_count())
 513         p = Pool(processes=jobs_count)
 514
 515         results = []
 516         for i in range(len(queue)):
 517             results.append(p.apply_async(compile_worker, [queue[i]]))
 518
 519         itr = 0
 520         while True:
 521             itr += 1
 522             if itr > 30000:
 523                 p.terminate()
 524                 p.join()
 525                 raise ToolException("Compile did not finish in 5 minutes")
 526
 527             pending = 0
 528             for r in results:
 529                 if r._ready is True:
 530                     try:
 531                         result = r.get()
 532                         results.remove(r)
 533
 534                         self.compiled += 1
 535                         self.progress("compile", result['source'], build_update=True)
 536                         for res in result['results']:
 537                             self.debug("Command: %s" % ' '.join(res['command']))
 538                             self.compile_output([
 539                                 res['code'],
 540                                 res['output'],
 541                                 res['command']
 542                             ])
 543                         objects.append(result['object'])
 544                     except ToolException, err:
 545                         p.terminate()
 546                         p.join()
 547                         raise ToolException(err)
 548                 else:
 549                     pending += 1
 550                     if pending > jobs_count:
 551                         break
 552
 553
 554             if len(results) == 0:
 555                 break
 556
 557             sleep(0.01)
 558
 559         results = None
 560         p.terminate()
 561         p.join()
 562
 563         return objects
 564
 565     def compile_command(self, source, object, includes):
 566         # Check dependencies
 567         _, ext = splitext(source)
 568         ext = ext.lower()
 569
 570         if ext == '.c' or  ext == '.cpp':
 571             base, _ = splitext(object)
 572             dep_path = base + '.d'
 573             deps = self.parse_dependencies(dep_path) if (exists(dep_path)) else []
 574             if len(deps) == 0 or self.need_update(object, deps):
 575                 if ext == '.c':
 576                     return self.compile_c(source, object, includes)
 577                 else:
 578                     return self.compile_cpp(source, object, includes)
 579         elif ext == '.s':
 580             deps = [source]
 581             if self.need_update(object, deps):
 582                 return self.assemble(source, object, includes)
 583         else:
 584             return False
 585
 586         return None
 587
 588     def compile_output(self, output=[]):
 589         _rc = output[0]
 590         _stderr = output[1]
 591         command = output[2]
 592
 593         # Parse output for Warnings and Errors
 594         self.parse_output(_stderr)
 595         self.debug("Return: %s"% _rc)
 596         for error_line in _stderr.splitlines():
 597             self.debug("Output: %s"% error_line)
 598
 599         # Check return code
 600         if _rc != 0:
 601             for line in _stderr.splitlines():
 602                 self.tool_error(line)
 603             raise ToolException(_stderr)
 604
 605     def compile(self, cc, source, object, includes):
 606         _, ext = splitext(source)
 607         ext = ext.lower()
 608
 609         command = cc + ['-D%s' % s for s in self.get_symbols()] + ["-I%s" % i for i in includes] + ["-o", object, source]
 610
 611         if hasattr(self, "get_dep_opt"):
 612             base, _ = splitext(object)
 613             dep_path = base + '.d'
 614             command.extend(self.get_dep_opt(dep_path))
 615
 616         if hasattr(self, "cc_extra"):
 617             command.extend(self.cc_extra(base))
 618
 619         return [command]
 620
 621     def compile_c(self, source, object, includes):
 622         return self.compile(self.cc, source, object, includes)
 623
 624     def compile_cpp(self, source, object, includes):
 625         return self.compile(self.cppc, source, object, includes)
 626
 627     def build_library(self, objects, dir, name):
 628         lib = self.STD_LIB_NAME % name
 629         fout = join(dir, lib)
 630         if self.need_update(fout, objects):
 631             self.info("Library: %s" % lib)
 632             self.archive(objects, fout)
 633
 634     def link_program(self, r, tmp_path, name):
 635         ext = 'bin'
 636         if hasattr(self.target, 'OUTPUT_EXT'):
 637             ext = self.target.OUTPUT_EXT
 638
 639         if hasattr(self.target, 'OUTPUT_NAMING'):
 640             self.var("binary_naming", self.target.OUTPUT_NAMING)
 641             if self.target.OUTPUT_NAMING == "8.3":
 642                 name = name[0:8]
 643                 ext = ext[0:3]
 644
 645         filename = name+'.'+ext
 646         elf = join(tmp_path, name + '.elf')
 647         bin = join(tmp_path, filename)
 648
 649         if self.need_update(elf, r.objects + r.libraries + [r.linker_script]):
 650             self.progress("link", name)
 651             self.link(elf, r.objects, r.libraries, r.lib_dirs, r.linker_script)
 652
 653         if self.need_update(bin, [elf]):
 654             self.progress("elf2bin", name)
 655
 656             self.binary(r, elf, bin)
 657
 658         self.var("compile_succeded", True)
 659         self.var("binary", filename)
 660
 661         return bin
 662
 663     def default_cmd(self, command):
 664         _stdout, _stderr, _rc = run_cmd(command)
 665         # Print all warning / erros from stderr to console output
 666         for error_line in _stderr.splitlines():
 667             print error_line
 668
 669         self.debug("Command: %s"% ' '.join(command))
 670         self.debug("Return: %s"% _rc)
 671
 672         for output_line in _stdout.splitlines():
 673             self.debug("Output: %s"% output_line)
 674         for error_line in _stderr.splitlines():
 675             self.debug("Errors: %s"% error_line)
 676
 677         if _rc != 0:
 678             for line in _stderr.splitlines():
 679                 self.tool_error(line)
 680             raise ToolException(_stderr)
 681
 682     ### NOTIFICATIONS ###
 683     def info(self, message):
 684         self.notify({'type': 'info', 'message': message})
 685
 686     def debug(self, message):
 687         if self.VERBOSE:
 688             if type(message) is ListType:
 689                 message = ' '.join(message)
 690             message = "[DEBUG] " + message
 691             self.notify({'type': 'debug', 'message': message})
 692
 693     def cc_info(self, severity, file, line, message, target_name=None, toolchain_name=None):
 694         self.notify({'type': 'cc',
 695                      'severity': severity,
 696                      'file': file,
 697                      'line': line,
 698                      'message': message,
 699                      'target_name': target_name,
 700                      'toolchain_name': toolchain_name})
 701
 702     def progress(self, action, file, build_update=False):
 703         msg = {'type': 'progress', 'action': action, 'file': file}
 704         if build_update:
 705             msg['percent'] = 100. * float(self.compiled) / float(self.to_be_compiled)
 706         self.notify(msg)
 707
 708     def tool_error(self, message):
 709         self.notify({'type': 'tool_error', 'message': message})
 710
 711     def var(self, key, value):
 712         self.notify({'type': 'var', 'key': key, 'val': value})
 713
 714 from workspace_tools.settings import ARM_BIN
 715 from workspace_tools.settings import GCC_ARM_PATH, GCC_CR_PATH, GCC_CS_PATH, CW_EWL_PATH, CW_GCC_PATH
 716 from workspace_tools.settings import IAR_PATH
 717
 718 TOOLCHAIN_BIN_PATH = {
 719     'ARM': ARM_BIN,
 720     'uARM': ARM_BIN,
 721     'GCC_ARM': GCC_ARM_PATH,
 722     'GCC_CS': GCC_CS_PATH,
 723     'GCC_CR': GCC_CR_PATH,
 724     'GCC_CW_EWL': CW_EWL_PATH,
 725     'GCC_CW_NEWLIB': CW_GCC_PATH,
 726     'IAR': IAR_PATH
 727 }
 728
 729 from workspace_tools.toolchains.arm import ARM_STD, ARM_MICRO
 730 from workspace_tools.toolchains.gcc import GCC_ARM, GCC_CS, GCC_CR
 731 from workspace_tools.toolchains.gcc import GCC_CW_EWL, GCC_CW_NEWLIB
 732 from workspace_tools.toolchains.iar import IAR
 733
 734 TOOLCHAIN_CLASSES = {
 735     'ARM': ARM_STD,
 736     'uARM': ARM_MICRO,
 737     'GCC_ARM': GCC_ARM,
 738     'GCC_CS': GCC_CS,
 739     'GCC_CR': GCC_CR,
 740     'GCC_CW_EWL': GCC_CW_EWL,
 741     'GCC_CW_NEWLIB': GCC_CW_NEWLIB,
 742     'IAR': IAR
 743 }
 744
 745 TOOLCHAINS = set(TOOLCHAIN_CLASSES.keys())