media/libopus/gen-sources.py@97036ab72558 (annotated)
media/libopus/gen-sources.py
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | # This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | # License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | # file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| michael@0 | 4 | |
| michael@0 | 5 | # This file takes the .mk files from an upstream opus repo and generates the |
| michael@0 | 6 | # sources.mozbuild file. It is invoked as part of update.sh |
| michael@0 | 7 | |
| michael@0 | 8 | import sys |
| michael@0 | 9 | import re |
| michael@0 | 10 | |
| michael@0 | 11 | def add_value(values, text): |
| michael@0 | 12 | text = text.replace('\\', '') |
| michael@0 | 13 | text = text.strip() |
| michael@0 | 14 | if text: |
| michael@0 | 15 | values.append(text) |
| michael@0 | 16 | |
| michael@0 | 17 | def write_values(output, values): |
| michael@0 | 18 | for value in sorted(values, key=lambda x: x.lower()): |
| michael@0 | 19 | output.write(" '%s',\n" % value) |
| michael@0 | 20 | output.write(']\n\n') |
| michael@0 | 21 | |
| michael@0 | 22 | def generate_sources_mozbuild(path): |
| michael@0 | 23 | makefiles = [ |
| michael@0 | 24 | 'celt_sources.mk', |
| michael@0 | 25 | 'opus_sources.mk', |
| michael@0 | 26 | 'silk_sources.mk', |
| michael@0 | 27 | ] |
| michael@0 | 28 | |
| michael@0 | 29 | var_definition = re.compile('([A-Z_]*) = (.*)') |
| michael@0 | 30 | with open('sources.mozbuild', 'w') as output: |
| michael@0 | 31 | |
| michael@0 | 32 | output.write('# THIS FILE WAS AUTOMATICALLY GENERATED BY %s. DO NOT EDIT.\n' % sys.argv[0]) |
| michael@0 | 33 | for makefile in makefiles: |
| michael@0 | 34 | values = [] |
| michael@0 | 35 | definition_started = False |
| michael@0 | 36 | |
| michael@0 | 37 | with open('%s/%s' % (path, makefile), 'r') as mk: |
| michael@0 | 38 | for line in mk: |
| michael@0 | 39 | line = line.rstrip() |
| michael@0 | 40 | result = var_definition.match(line) |
| michael@0 | 41 | if result: |
| michael@0 | 42 | if definition_started: |
| michael@0 | 43 | write_values(output, values) |
| michael@0 | 44 | values = [] |
| michael@0 | 45 | definition_started = True |
| michael@0 | 46 | |
| michael@0 | 47 | # Some variable definitions have the first entry on the |
| michael@0 | 48 | # first line. Eg: |
| michael@0 | 49 | # |
| michael@0 | 50 | # CELT_SOURCES = celt/bands.c |
| michael@0 | 51 | # |
| michael@0 | 52 | # So we treat the first group as the variable name and |
| michael@0 | 53 | # the second group as a potential value. |
| michael@0 | 54 | # |
| michael@0 | 55 | # Note that we write the variable name in lower case (so |
| michael@0 | 56 | # "CELT_SOURCES" in the .mk file becomes "celt_sources" |
| michael@0 | 57 | # in the .mozbuild file) because moz.build reserves |
| michael@0 | 58 | # upper-case variable names for build system outputs. |
| michael@0 | 59 | output.write('%s = [\n' % result.group(1).lower()) |
| michael@0 | 60 | add_value(values, result.group(2)) |
| michael@0 | 61 | else: |
| michael@0 | 62 | add_value(values, line) |
| michael@0 | 63 | write_values(output, values) |
| michael@0 | 64 | |
| michael@0 | 65 | if __name__ == '__main__': |
| michael@0 | 66 | if len(sys.argv) != 2: |
| michael@0 | 67 | print "Usage: %s /path/to/opus" % (sys.argv[0]) |
| michael@0 | 68 | sys.exit(1) |
| michael@0 | 69 | |
| michael@0 | 70 | generate_sources_mozbuild(sys.argv[1]) |
