Source

SCons / test / LEX / LEX.py

#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#

__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import os

import TestSCons

_python_ = TestSCons._python_
_exe   = TestSCons._exe

test = TestSCons.TestSCons()



test.write('mylex.py', """
import getopt
import sys
cmd_opts, args = getopt.getopt(sys.argv[1:], 't', [])
for a in args:
    contents = open(a, 'rb').read()
    sys.stdout.write(contents.replace('LEX', 'mylex.py'))
sys.exit(0)
""")

test.write('SConstruct', """
env = Environment(LEX = r'%(_python_)s mylex.py', tools=['default', 'lex'])
env.CFile(target = 'aaa', source = 'aaa.l')
env.CFile(target = 'bbb', source = 'bbb.lex')
env.CXXFile(target = 'ccc', source = 'ccc.ll')
env.CXXFile(target = 'ddd', source = 'ddd.lm')
""" % locals())

test.write('aaa.l',         "aaa.l\nLEX\n")
test.write('bbb.lex',       "bbb.lex\nLEX\n")
test.write('ccc.ll',        "ccc.ll\nLEX\n")
test.write('ddd.lm',        "ddd.lm\nLEX\n")

test.run(arguments = '.', stderr = None)

# Read in with mode='r' because mylex.py implicitley wrote to stdout
# with mode='w'.
test.must_match('aaa.c',    "aaa.l\nmylex.py\n",        mode='r')
test.must_match('bbb.c',    "bbb.lex\nmylex.py\n",      mode='r')
test.must_match('ccc.cc',   "ccc.ll\nmylex.py\n",       mode='r')
test.must_match('ddd.m',    "ddd.lm\nmylex.py\n",       mode='r')



test.pass_test()

# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
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