SConscript revision 6878:c3a3c09af8be 
1# -*- mode:python -*-
2
3# Copyright (c) 2009 The Hewlett-Packard Development Company
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: Nathan Binkert
30
31import os
32import sys
33
34from os.path import isdir, isfile, join as joinpath
35
36Import('*')
37
38if not env['RUBY']:
39    Return()
40
41protocol_dir = Dir('.')
42html_dir = Dir('html')
43slicc_dir = Dir('../slicc')
44
45sys.path[1:1] = [ Dir('..').srcnode().abspath ]
46from slicc.parser import SLICC
47
48slicc_depends = []
49for root,dirs,files in os.walk(slicc_dir.srcnode().abspath):
50    for f in files:
51        if f.endswith('.py'):
52            slicc_depends.append(File(joinpath(root, f)))
53
54#
55# Use SLICC
56#
57
58def slicc_scanner(node, env, path):
59    contents = node.get_contents()
60    files = [ line.strip() for line in contents.splitlines() if line ]
61    return files
62
63env.Append(SCANNERS=Scanner(function=slicc_scanner,skeys=['.slicc']))
64
65def slicc_emitter(target, source, env):
66    files = [s.srcnode().abspath for s in source[1:]]
67    slicc = SLICC(debug=True)
68    print "SLICC parsing..."
69    for name in slicc.load(files, verbose=True):
70        print "    %s" % name
71
72    target.extend(sorted(slicc.files()))
73    pdir = str(protocol_dir)
74    hdir = str(html_dir)
75
76    if not isdir(pdir):
77        os.mkdir(pdir)
78    if not isdir(hdir):
79        os.mkdir(hdir)
80
81    print "SLICC Generator pass 1..."
82    slicc.findMachines()
83
84    print "SLICC Generator pass 2..."
85    slicc.generate()
86
87    print "SLICC writing C++ files..."
88    slicc.writeCodeFiles(pdir)
89
90    print "SLICC writing HTML files..."
91    slicc.writeHTMLFiles(hdir)
92    return target, source
93
94def slicc_action(target, source, env):
95    protocol = source[0].get_contents()
96    pdir = str(protocol_dir)
97    hdir = str(html_dir)
98
99    if not isdir(pdir):
100        os.mkdir(pdir)
101    if not isdir(hdir):
102        os.mkdir(hdir)
103
104    slicc = SLICC(debug=True)
105    files = [str(s) for s in source[1:]]
106    slicc.load(files, verbose=False)
107
108    print "SLICC Generator pass 1..."
109    slicc.findMachines()
110
111    print "SLICC Generator pass 2..."
112    slicc.generate()
113
114    print "SLICC writing C++ files..."
115    slicc.writeCodeFiles(pdir)
116
117    print "SLICC writing HTML files..."
118    slicc.writeHTMLFiles(hdir)
119
120slicc_builder = Builder(action=slicc_action, emitter=slicc_emitter)
121
122protocol = env['PROTOCOL']
123sources = [ protocol_dir.File("RubySlicc_interfaces.slicc"),
124            protocol_dir.File("%s.slicc" % protocol) ]
125
126env.Append(BUILDERS={'SLICC' : slicc_builder})
127nodes = env.SLICC([], [ Value(protocol) ] + sources)
128env.Depends(nodes, slicc_depends)
129
130for f in nodes:
131    s = str(f)
132    if s.endswith('.cc'):
133        Source(f)
134    elif s.endswith('.py'):
135        SimObject(f)
136
137