summaryrefslogtreecommitdiff
path: root/gnuradio-core/src/python/build_utils.py
blob: 90c7978f2962538e6ebaac245214019b14a98341 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
#
# Copyright 2004,2009 Free Software Foundation, Inc.
# 
# This file is part of GNU Radio
# 
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
# 
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
# 

"""Misc utilities used at build time
"""

import re, os, os.path
from build_utils_codes import *


# set srcdir to the directory that contains Makefile.am
try:
    srcdir = os.environ['srcdir']
except KeyError, e:
    srcdir = "."
srcdir = srcdir + '/'

# set do_makefile to either true or false dependeing on the environment
try:
    if os.environ['do_makefile'] == '0':
        do_makefile = False
    else:
        do_makefile = True
except KeyError, e:
    do_makefile = False

# set do_sources to either true or false dependeing on the environment
try:
    if os.environ['do_sources'] == '0':
        do_sources = False
    else:
        do_sources = True
except KeyError, e:
    do_sources = True

name_dict = {}

def log_output_name (name):
    (base, ext) = os.path.splitext (name)
    ext = ext[1:]                       # drop the leading '.'
    
    entry = name_dict.setdefault (ext, [])
    entry.append (name)
    
def open_and_log_name (name, dir):
    global do_sources
    if do_sources:
        f = open (name, dir)
    else:
        f = None
    log_output_name (name)
    return f

def expand_template (d, template_filename, extra = ""):
    '''Given a dictionary D and a TEMPLATE_FILENAME, expand template into output file
    '''
    global do_sources
    output_extension = extract_extension (template_filename)
    template = open_src (template_filename, 'r')
    output_name = d['NAME'] + extra + '.' + output_extension
    log_output_name (output_name)
    if do_sources:
        output = open (output_name, 'w')
        do_substitution (d, template, output)
        output.close ()
    template.close ()

def output_glue (dirname):
    output_makefile_fragment ()
    output_ifile_include (dirname)

def output_makefile_fragment ():
    global do_makefile
    if not do_makefile:
        return
# overwrite the source, which must be writable; this should have been
# checked for beforehand in the top-level Makefile.gen.gen .
    f = open (os.path.join (os.environ.get('gendir', os.environ.get('srcdir', '.')), 'Makefile.gen'), 'w')
    f.write ('#\n# This file is machine generated.  All edits will be overwritten\n#\n')
    output_subfrag (f, 'h')
    output_subfrag (f, 'i')
    output_subfrag (f, 'cc')
    f.close ()

def output_ifile_include (dirname):
    global do_sources
    if do_sources:
        f = open ('%s_generated.i' % (dirname,), 'w')
        f.write ('//\n// This file is machine generated.  All edits will be overwritten\n//\n')
        files = name_dict.setdefault ('i', [])
        files.sort ()
        f.write ('%{\n')
        for file in files:
            f.write ('#include <%s>\n' % (file[0:-1] + 'h',))
        f.write ('%}\n\n')
        for file in files:
            f.write ('%%include <%s>\n' % (file,))

def output_subfrag (f, ext):
    files = name_dict.setdefault (ext, [])
    files.sort ()
    f.write ("GENERATED_%s =" % (ext.upper ()))
    for file in files:
        f.write (" \\\n\t%s" % (file,))
    f.write ("\n\n")

def extract_extension (template_name):
    # template name is something like: GrFIRfilterXXX.h.t
    # we return everything between the penultimate . and .t
    mo = re.search (r'\.([a-z]+)\.t$', template_name)
    if not mo:
        raise ValueError, "Incorrectly formed template_name '%s'" % (template_name,)
    return mo.group (1)

def open_src (name, mode):
    global srcdir
    return open (os.path.join (srcdir, name), mode)

def do_substitution (d, in_file, out_file):
    def repl (match_obj):
        key = match_obj.group (1)
        # print key
        return d[key]
    
    inp = in_file.read ()
    out = re.sub (r"@([a-zA-Z0-9_]+)@", repl, inp)
    out_file.write (out)

    

copyright = '''/* -*- c++ -*- */
/*
 * Copyright 2003,2004 Free Software Foundation, Inc.
 * 
 * This file is part of GNU Radio
 * 
 * GNU Radio is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3, or (at your option)
 * any later version.
 * 
 * GNU Radio is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with GNU Radio; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */
'''

def is_complex (code3):
    if i_code (code3) == 'c' or o_code (code3) == 'c':
        return '1'
    else:
        return '0'


def standard_dict (name, code3):
    d = {}
    d['NAME'] = name
    d['GUARD_NAME'] = 'INCLUDED_%s_H' % name.upper ()
    d['BASE_NAME'] = re.sub ('^gr_', '', name)
    d['SPTR_NAME'] = '%s_sptr' % name
    d['WARNING'] = 'WARNING: this file is machine generated.  Edits will be over written'
    d['COPYRIGHT'] = copyright
    d['TYPE'] = i_type (code3)
    d['I_TYPE'] = i_type (code3)
    d['O_TYPE'] = o_type (code3)
    d['TAP_TYPE'] = tap_type (code3)
    d['IS_COMPLEX'] = is_complex (code3)
    return d