SConscript revision 4123 
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2005 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright
9# notice, this list of conditions and the following disclaimer;
10# redistributions in binary form must reproduce the above copyright
11# notice, this list of conditions and the following disclaimer in the
12# documentation and/or other materials provided with the distribution;
13# neither the name of the copyright holders nor the names of its
14# contributors may be used to endorse or promote products derived from
15# this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29# Authors: Steve Reinhardt
30#          Nathan Binkert
31
32import os, os.path, re, sys
33from zipfile import PyZipFile
34
35# handy function for path joins
36def join(*args):
37    return os.path.normpath(os.path.join(*args))
38
39Import('env')
40
41# This SConscript is in charge of collecting .py files and generating
42# a zip archive that is appended to the m5 binary.
43
44# List of files & directories to include in the zip file.  To include
45# a package, list only the root directory of the package, not any
46# internal .py files (else they will get the path stripped off when
47# they are imported into the zip file).
48pyzip_files = []
49
50# List of additional files on which the zip archive depends, but which
51# are not included in pyzip_files... i.e. individual .py files within
52# a package.
53pyzip_dep_files = []
54
55# Add the specified package to the zip archive.  Adds the directory to
56# pyzip_files and all included .py files to pyzip_dep_files.
57def addPkg(pkgdir):
58    pyzip_files.append(pkgdir)
59    origdir = os.getcwd()
60    srcdir = join(Dir('.').srcnode().abspath, pkgdir)
61    os.chdir(srcdir)
62    for path, dirs, files in os.walk('.'):
63        for i,dir in enumerate(dirs):
64            if dir == 'SCCS':
65                del dirs[i]
66                break
67
68        for f in files:
69            if f.endswith('.py'):
70                pyzip_dep_files.append(join(pkgdir, path, f))
71
72    os.chdir(origdir)
73
74# Generate Python file that contains a dict specifying the current
75# build_env flags.
76def MakeDefinesPyFile(target, source, env):
77    f = file(str(target[0]), 'w')
78    print >>f, "m5_build_env = ", source[0]
79    f.close()
80
81optionDict = dict([(opt, env[opt]) for opt in env.ExportOptions])
82env.Command('m5/defines.py', Value(optionDict), MakeDefinesPyFile)
83
84def MakeInfoPyFile(target, source, env):
85    f = file(str(target[0]), 'w')
86    for src in source:
87        data = ''.join(file(src.srcnode().abspath, 'r').xreadlines())
88        print >>f, "%s = %s" % (src, repr(data))
89    f.close()
90
91env.Command('m5/info.py',
92            [ '#/AUTHORS', '#/LICENSE', '#/README', '#/RELEASE_NOTES' ],
93            MakeInfoPyFile)
94
95# Now specify the packages & files for the zip archive.
96addPkg('m5')
97pyzip_files.append('m5/defines.py')
98pyzip_files.append('m5/info.py')
99pyzip_files.append(join(env['ROOT'], 'util/pbs/jobfile.py'))
100pyzip_files.append(join(env['ROOT'], 'src/base/traceflags.py'))
101
102swig_modules = []
103def swig_it(module):
104    env.Command(['swig/%s_wrap.cc' % module, 'm5/internal/%s.py' % module],
105                'swig/%s.i' % module,
106                '$SWIG $SWIGFLAGS -outdir ${TARGETS[1].dir} '
107                '-o ${TARGETS[0]} $SOURCES')
108    swig_modules.append(module)
109
110swig_it('core')
111swig_it('debug')
112swig_it('event')
113swig_it('random')
114swig_it('sim_object')
115swig_it('stats')
116swig_it('trace')
117
118# Automatically generate m5/internals/__init__.py
119def MakeInternalsInit(target, source, env):
120    f = file(str(target[0]), 'w')
121    for m in swig_modules:
122        print >>f, 'import %s' % m
123    f.close()
124
125swig_py_files = [ 'm5/internal/%s.py' % m for m in swig_modules ]
126env.Command('m5/internal/__init__.py', swig_py_files, MakeInternalsInit)
127pyzip_dep_files.append('m5/internal/__init__.py')
128
129def MakeSwigInit(target, source, env):
130    f = file(str(target[0]), 'w')
131    print >>f, 'extern "C" {'
132    for m in swig_modules:
133        print >>f, '    void init_%s();' % m
134    print >>f, '}'
135    print >>f, 'void init_swig() {'
136    for m in swig_modules:
137        print >>f, '    init_%s();' % m
138    print >>f, '}'
139    f.close()
140
141swig_cc_files = [ 'swig/%s_wrap.cc' % m for m in swig_modules ]
142env.Command('swig/init.cc', swig_cc_files, MakeSwigInit)
143
144# Action function to build the zip archive.  Uses the PyZipFile module
145# included in the standard Python library.
146def buildPyZip(target, source, env):
147    pzf = PyZipFile(str(target[0]), 'w')
148    for s in source:
149        pzf.writepy(str(s))
150
151# Add the zip file target to the environment.
152env.Command('m5py.zip', pyzip_files, buildPyZip)
153env.Depends('m5py.zip', pyzip_dep_files)
154