SConscript revision 6999:f226c098c393 
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    protocol = source[0].get_contents()
67    files = [s.srcnode().abspath for s in source[1:]]
68    slicc = SLICC(protocol, debug=True)
69    print "SLICC parsing..."
70    for name in slicc.load(files, verbose=True):
71        print "    %s" % name
72
73    target.extend(sorted(slicc.files()))
74    pdir = str(protocol_dir)
75    hdir = str(html_dir)
76
77    if not isdir(pdir):
78        os.mkdir(pdir)
79    if not isdir(hdir):
80        os.mkdir(hdir)
81
82    print "SLICC Generator pass 1..."
83    slicc.findMachines()
84
85    print "SLICC Generator pass 2..."
86    slicc.generate()
87
88    print "SLICC writing C++ files..."
89    slicc.writeCodeFiles(pdir)
90
91    if env['NO_HTML']:
92        print "skipping HTML file creation"
93    else:
94        print "SLICC writing HTML files..."
95        slicc.writeHTMLFiles(hdir)
96    return target, source
97
98def slicc_action(target, source, env):
99    protocol = source[0].get_contents()
100    pdir = str(protocol_dir)
101    hdir = str(html_dir)
102
103    if not isdir(pdir):
104        os.mkdir(pdir)
105    if not isdir(hdir):
106        os.mkdir(hdir)
107
108    slicc = SLICC(protocol, debug=True)
109    files = [str(s) for s in source[1:]]
110    slicc.load(files, verbose=False)
111
112    print "SLICC Generator pass 1..."
113    slicc.findMachines()
114
115    print "SLICC Generator pass 2..."
116    slicc.generate()
117
118    print "SLICC writing C++ files..."
119    slicc.writeCodeFiles(pdir)
120
121    if env['NO_HTML']:
122        print "skipping HTML file creation"
123    else:
124        print "SLICC writing HTML files..."
125        slicc.writeHTMLFiles(hdir)
126
127slicc_builder = Builder(action=slicc_action, emitter=slicc_emitter)
128
129protocol = env['PROTOCOL']
130sources = [ protocol_dir.File("RubySlicc_interfaces.slicc"),
131            protocol_dir.File("%s.slicc" % protocol) ]
132
133env.Append(BUILDERS={'SLICC' : slicc_builder})
134nodes = env.SLICC([], [ Value(protocol) ] + sources)
135env.Depends(nodes, slicc_depends)
136
137for f in nodes:
138    s = str(f)
139    if s.endswith('.cc'):
140        Source(f)
141    elif s.endswith('.py'):
142        SimObject(f)
143
144