SConstruct

   1 # Build options
   2 opts = Variables('scache.conf')
   3 opts.AddVariables(
   4     PathVariable('PREFIX', 'Set the install "prefix"', '/usr/local'),
   5     PathVariable('DESTDIR', 'Set the installation root', '/'),
   6     ('BUILDDIR', 'Set the sub-directory to put object files in', 'build'),
   7     ('INCLUDE_DIRS', 'Set the default include directories to build into the compiler', '/include:/usr/include:/usr/local/include:/opt/include'),
   8     ('CC', 'Set the C compiler to use'),
   9     ('LINK', 'Set the linker to use'),
  10     ('CFLAGS', 'Change the flags for the compiler', '-Wall -std=c99 -pedantic -O3 -g -ffunction-sections -fdata-sections'),
  11     ('LINKFLAGS', 'Change the flags for the linker', '-Wl,--gc-sections'),
  12     BoolVariable('verbose', 'Show full commands during the build process', False),
  13 )
  14
  15 env = Environment(options = opts)
  16 Help(opts.GenerateHelpText(env))
  17 opts.Save('scache.conf', env)
  18
  19 env['LIBS'] = ['m']
  20
  21 # Pretty coloured output
  22 if not env['verbose']:
  23     env['CCCOMSTR'] =     '     Compiling \e[32m$TARGET\e[0m'
  24     env['LINKCOMSTR'] =   '       Linking \e[32m$TARGET\e[0m'
  25     env['ARCOMSTR'] =     '     Archiving \e[32m$TARGET\e[0m'
  26     env['RANLIBCOMSTR'] = '      Indexing \e[32m$TARGET\e[0m'
  27
  28 SConscript('SConscript',
  29     exports = ['env'],
  30     build_dir = env['BUILDDIR'],
  31     duplicate = 0)