SConstruct (12245:ad6fa75d2aba) SConstruct (12246:9ffa51416f39)
1# -*- mode:python -*-
2
3# Copyright (c) 2013, 2015-2017 ARM Limited
4# All rights reserved.
5#
6# The license below extends only to copyright in the software and shall
7# not be construed as granting a license to any other intellectual
8# property including but not limited to intellectual property relating

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91from os.path import exists, isdir, isfile
92from os.path import join as joinpath, split as splitpath
93
94# SCons includes
95import SCons
96import SCons.Node
97
98from m5.util import compareVersions, readCommand
1# -*- mode:python -*-
2
3# Copyright (c) 2013, 2015-2017 ARM Limited
4# All rights reserved.
5#
6# The license below extends only to copyright in the software and shall
7# not be construed as granting a license to any other intellectual
8# property including but not limited to intellectual property relating

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91from os.path import exists, isdir, isfile
92from os.path import join as joinpath, split as splitpath
93
94# SCons includes
95import SCons
96import SCons.Node
97
98from m5.util import compareVersions, readCommand
99from m5.util.terminal import get_termcap
100
101help_texts = {
102 "options" : "",
103 "global_vars" : "",
104 "local_vars" : ""
105}
106
107Export("help_texts")

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163 help='Build with Undefined Behavior Sanitizer if available')
164AddLocalOption('--with-asan', dest='with_asan', action='store_true',
165 help='Build with Address Sanitizer if available')
166
167if GetOption('no_lto') and GetOption('force_lto'):
168 print '--no-lto and --force-lto are mutually exclusive'
169 Exit(1)
170
99
100help_texts = {
101 "options" : "",
102 "global_vars" : "",
103 "local_vars" : ""
104}
105
106Export("help_texts")

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162 help='Build with Undefined Behavior Sanitizer if available')
163AddLocalOption('--with-asan', dest='with_asan', action='store_true',
164 help='Build with Address Sanitizer if available')
165
166if GetOption('no_lto') and GetOption('force_lto'):
167 print '--no-lto and --force-lto are mutually exclusive'
168 Exit(1)
169
171termcap = get_termcap(GetOption('use_colors'))
172
173########################################################################
174#
175# Set up the main build environment.
176#
177########################################################################
178
179main = Environment()
180
170########################################################################
171#
172# Set up the main build environment.
173#
174########################################################################
175
176main = Environment()
177
178from gem5_scons import Transform
179from gem5_scons.util import get_termcap
180termcap = get_termcap()
181
181main_dict_keys = main.Dictionary().keys()
182
183# Check that we have a C/C++ compiler
184if not ('CC' in main_dict_keys and 'CXX' in main_dict_keys):
185 print "No C++ compiler installed (package g++ on Ubuntu and RedHat)"
186 Exit(1)
187
188###################################################

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296Export('extras_dir_list')
297
298# the ext directory should be on the #includes path
299main.Append(CPPPATH=[Dir('ext')])
300
301# Add shared top-level headers
302main.Prepend(CPPPATH=Dir('include'))
303
182main_dict_keys = main.Dictionary().keys()
183
184# Check that we have a C/C++ compiler
185if not ('CC' in main_dict_keys and 'CXX' in main_dict_keys):
186 print "No C++ compiler installed (package g++ on Ubuntu and RedHat)"
187 Exit(1)
188
189###################################################

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297Export('extras_dir_list')
298
299# the ext directory should be on the #includes path
300main.Append(CPPPATH=[Dir('ext')])
301
302# Add shared top-level headers
303main.Prepend(CPPPATH=Dir('include'))
304
304def strip_build_path(path, env):
305 path = str(path)
306 variant_base = env['BUILDROOT'] + os.path.sep
307 if path.startswith(variant_base):
308 path = path[len(variant_base):]
309 elif path.startswith('build/'):
310 path = path[6:]
311 return path
312
313# Generate a string of the form:
314# common/path/prefix/src1, src2 -> tgt1, tgt2
315# to print while building.
316class Transform(object):
317 # all specific color settings should be here and nowhere else
318 tool_color = termcap.Normal
319 pfx_color = termcap.Yellow
320 srcs_color = termcap.Yellow + termcap.Bold
321 arrow_color = termcap.Blue + termcap.Bold
322 tgts_color = termcap.Yellow + termcap.Bold
323
324 def __init__(self, tool, max_sources=99):
325 self.format = self.tool_color + (" [%8s] " % tool) \
326 + self.pfx_color + "%s" \
327 + self.srcs_color + "%s" \
328 + self.arrow_color + " -> " \
329 + self.tgts_color + "%s" \
330 + termcap.Normal
331 self.max_sources = max_sources
332
333 def __call__(self, target, source, env, for_signature=None):
334 # truncate source list according to max_sources param
335 source = source[0:self.max_sources]
336 def strip(f):
337 return strip_build_path(str(f), env)
338 if len(source) > 0:
339 srcs = map(strip, source)
340 else:
341 srcs = ['']
342 tgts = map(strip, target)
343 # surprisingly, os.path.commonprefix is a dumb char-by-char string
344 # operation that has nothing to do with paths.
345 com_pfx = os.path.commonprefix(srcs + tgts)
346 com_pfx_len = len(com_pfx)
347 if com_pfx:
348 # do some cleanup and sanity checking on common prefix
349 if com_pfx[-1] == ".":
350 # prefix matches all but file extension: ok
351 # back up one to change 'foo.cc -> o' to 'foo.cc -> .o'
352 com_pfx = com_pfx[0:-1]
353 elif com_pfx[-1] == "/":
354 # common prefix is directory path: OK
355 pass
356 else:
357 src0_len = len(srcs[0])
358 tgt0_len = len(tgts[0])
359 if src0_len == com_pfx_len:
360 # source is a substring of target, OK
361 pass
362 elif tgt0_len == com_pfx_len:
363 # target is a substring of source, need to back up to
364 # avoid empty string on RHS of arrow
365 sep_idx = com_pfx.rfind(".")
366 if sep_idx != -1:
367 com_pfx = com_pfx[0:sep_idx]
368 else:
369 com_pfx = ''
370 elif src0_len > com_pfx_len and srcs[0][com_pfx_len] == ".":
371 # still splitting at file extension: ok
372 pass
373 else:
374 # probably a fluke; ignore it
375 com_pfx = ''
376 # recalculate length in case com_pfx was modified
377 com_pfx_len = len(com_pfx)
378 def fmt(files):
379 f = map(lambda s: s[com_pfx_len:], files)
380 return ', '.join(f)
381 return self.format % (com_pfx, fmt(srcs), fmt(tgts))
382
383Export('Transform')
384
385# enable the regression script to use the termcap
386main['TERMCAP'] = termcap
387
388if GetOption('verbose'):
389 def MakeAction(action, string, *args, **kwargs):
390 return Action(action, *args, **kwargs)
391else:
392 MakeAction = Action
393 main['CCCOMSTR'] = Transform("CC")
394 main['CXXCOMSTR'] = Transform("CXX")
395 main['ASCOMSTR'] = Transform("AS")

--- 908 unchanged lines hidden --- 		305if GetOption('verbose'):
306 def MakeAction(action, string, *args, **kwargs):
307 return Action(action, *args, **kwargs)
308else:
309 MakeAction = Action
310 main['CCCOMSTR'] = Transform("CC")
311 main['CXXCOMSTR'] = Transform("CXX")
312 main['ASCOMSTR'] = Transform("AS")

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