ceph/src/boost/libs/python/config/ui.py

   1 #
   2 # Copyright (c) 2016 Stefan Seefeld
   3 # All rights reserved.
   4 #
   5 # Distributed under the Boost Software License, Version 1.0.
   6 # (See accompanying file LICENSE_1_0.txt or copy at
   7 # http://www.boost.org/LICENSE_1_0.txt)
   8
   9 from SCons.Script import AddOption
  10 import sys
  11
  12 variables=[] # remember 'public' variables
  13 options=[]
  14
  15 def add_option(*args, **kwds):
  16     """Capture the help messages so we can produce a helpful usage text."""
  17     options.append('{:25} {}'.format(', '.join(args), kwds.get('help', '')))
  18     AddOption(*args, **kwds)
  19
  20 def add_variable(vars, var):
  21     variables.append(var[0])
  22     vars.Add(var)
  23
  24
  25 def options_help(env):
  26
  27     return '\n  '.join(options)
  28
  29
  30 def variables_help(vars, env):
  31     """This is cloned from SCons' Variables.GenerateHelpText, to only report 'public' variables."""
  32
  33     opts = [o for o in vars.options if o.key in variables]
  34
  35     def format(opt):
  36         if opt.key in env:
  37             actual = env.subst('${%s}' % opt.key)
  38         else:
  39             actual = None
  40         return vars.FormatVariableHelpText(env, opt.key, opt.help, opt.default, actual, opt.aliases)
  41     text = ''.join([f for f in map(format, opts) if f])
  42     lines = ['  %s'%l for l in text.split('\n')] # Add some indentation
  43     return '\n'.join(lines)
  44
  45
  46
  47 def help(vars, env):
  48
  49     return """Usage: scons [--option...] [variable=value...] [target...]
  50
  51 available options:
  52
  53   {}
  54
  55 available variables:
  56   {}
  57 """.format(options_help(env), variables_help(vars, env))
  58
  59 def pretty_output(env):
  60
  61     colors = {}
  62     colors['red']    = '\033[31m'
  63     colors['green']  = '\033[32m'
  64     colors['blue']   = '\033[34m'
  65     colors['yellow'] = '\033[93m'
  66     colors['Red']    = '\033[91m'
  67     colors['Green']  = '\033[92m'
  68     colors['Blue']   = '\033[94m'
  69     colors['Purple'] = '\033[95m'
  70     colors['Cyan']   = '\033[96m'
  71     colors['end']    = '\033[0m'
  72
  73     #If the output is not a terminal, remove the colors
  74     if not sys.stdout.isatty():
  75         for key, value in colors.iteritems():
  76             colors[key] = ''
  77
  78     compile_source_message = '{green}Compiling $TARGET{end}'.format(**colors)
  79     compile_shared_source_message = '{green}Compiling $TARGET{end}'.format(**colors)
  80     link_program_message = '{blue}Linking $TARGET{end}'.format(**colors)
  81     link_library_message = '{blue}Linking $TARGET{end}'.format(**colors)
  82     ranlib_library_message = '{blue}Ranlib $TARGET{end}'.format(**colors)
  83     link_shared_library_message = '{blue}Linking $TARGET{end}'.format(**colors)
  84     test_message = '{blue}Testing $SOURCE{end}'.format(**colors)
  85     testsum_message = '{Blue}Test Summary{end}'.format(**colors)
  86
  87     env.Replace(CXXCOMSTR = compile_source_message,
  88                 CCCOMSTR = compile_source_message,
  89                 SHCCCOMSTR = compile_shared_source_message,
  90                 SHCXXCOMSTR = compile_shared_source_message,
  91                 ARCOMSTR = link_library_message,
  92                 RANLIBCOMSTR = ranlib_library_message,
  93                 SHLINKCOMSTR = link_shared_library_message,
  94                 LINKCOMSTR = link_program_message,
  95                 TESTCOMSTR = test_message,
  96                 TESTSUMCOMSTR = testsum_message)