src/systemc/SConsopts

   1 # Copyright 2018 Google, Inc.
   2 #
   3 # Redistribution and use in source and binary forms, with or without
   4 # modification, are permitted provided that the following conditions are
   5 # met: redistributions of source code must retain the above copyright
   6 # notice, this list of conditions and the following disclaimer;
   7 # redistributions in binary form must reproduce the above copyright
   8 # notice, this list of conditions and the following disclaimer in the
   9 # documentation and/or other materials provided with the distribution;
  10 # neither the name of the copyright holders nor the names of its
  11 # contributors may be used to endorse or promote products derived from
  12 # this software without specific prior written permission.
  13 #
  14 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  15 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  16 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  17 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  18 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  19 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  20 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  24 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25 #
  26 # Authors: Gabe Black
  27
  28 Import('*')
  29
  30 from m5.util import compareVersions
  31 from m5.util.terminal import termcap
  32
  33 def use_systemc_check(env, warn=False):
  34     if ('GCC_VERSION' in env and
  35             compareVersions(env['GCC_VERSION'], '5.0') < 0):
  36         if warn:
  37             print(termcap.Yellow + termcap.Bold +
  38                   'Warning: Systemc may not work on gcc versions less '
  39                   'than 5.0.' + termcap.Normal)
  40         return False
  41     elif env['PLATFORM'] == 'darwin':
  42         if warn:
  43             print(termcap.Yellow + termcap.Bold +
  44                   'Warning: Systemc may not work on Mac OS.' + termcap.Normal)
  45         return False
  46     return True
  47
  48 main.AddMethod(use_systemc_check, 'UseSystemcCheck')
  49
  50 sticky_vars.AddVariables(
  51     BoolVariable('USE_SYSTEMC', 'Enable SystemC API support',
  52                  main.UseSystemcCheck())
  53     )
  54
  55 export_vars.append('USE_SYSTEMC')