f40bfc9267
Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97 Reviewed-on: http://gerrit.rockbox.org/137 Reviewed-by: Nils Wallménius <nils@rockbox.org> Tested-by: Nils Wallménius <nils@rockbox.org>
161 lines
4.3 KiB
Python
Executable file
161 lines
4.3 KiB
Python
Executable file
#!/usr/bin/python
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# -*- coding: utf8 -*-
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# __________ __ ___.
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# Open \______ \ ____ ____ | | _\_ |__ _______ ___
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# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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# \/ \/ \/ \/ \/
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#
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# Copyright © 2010 Rafaël Carré <rafael.carre@gmail>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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# KIND, either express or implied.
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#
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# TODO: iram
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import sys
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import os
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import re
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import stat
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import fnmatch
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def percent_diff(old, new):
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if old == 0:
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return '?'
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diff = 100.0*(new-old)/old
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return format(diff, '+2.2f') + '%'
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def find_map(dir):
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dirs = []
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for file in os.listdir(dir):
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path = os.path.join(dir, file)
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if stat.S_ISDIR(os.stat(path).st_mode) != 0:
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dirs += find_map(path)
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elif fnmatch.fnmatch(file, '*.map'):
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dirs += [path]
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return dirs
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def rb_version(dir):
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info = os.path.join(dir, 'rockbox-info.txt')
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if not os.path.lexists(info):
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return 'unknown'
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info = open(info).read()
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s = re.search('^Version: .*', info, re.MULTILINE)
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if not s:
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return 'unknown'
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return re.sub('^Version: ', '', info[s.start():s.end()])
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def map_info(map):
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file = os.path.basename(map)
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name = file.rsplit('.map', 1)[0]
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# ignore ape-pre map, used to fill IRAM
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if name == 'ape-pre':
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return None
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# ignore overlays
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ovlmap = os.path.join(os.path.dirname(map), name, file)
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if os.path.lexists(ovlmap):
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return None
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f = open(map).read() # read map content
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s = re.search('^PLUGIN_RAM *0x(\d|[abcdef])*', f, re.MULTILINE)
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if not s: return (name, 0)
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plugin_start = re.sub('^PLUGIN_RAM *0x0*', '', f[s.start():s.end()])
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s = re.search('^\.pluginend *0x(\d|[abcdef])*', f, re.MULTILINE)
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if not s: return (name, 0)
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plugin_end = re.sub('^\.pluginend *0x0*', '', f[s.start():s.end()])
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size = int(plugin_end, 16) - int(plugin_start, 16)
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return (name, size)
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def get_new(oldinfo, newinfo, name):
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i = 0
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while i < len(oldinfo) and i < len(newinfo):
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if newinfo[i][0] == name:
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return newinfo[i]
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i += 1
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return None
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def compare(olddir, newdir, oldver, newer):
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oldinfo = []
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for map in find_map(olddir):
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info = map_info(map)
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if info:
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oldinfo += [info]
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newinfo = []
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for map in find_map(newdir):
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info = map_info(map)
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if info:
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newinfo += [info]
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oldinfo.sort()
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newinfo.sort()
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diff = []
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longest_name = 0
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for (name, old_size) in oldinfo:
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new = get_new(oldinfo, newinfo, name)
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if not new:
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continue
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(name, new_size) = new
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if len(name) > longest_name:
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longest_name = len(name)
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diff += [(name, new_size - old_size, old_size)]
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spacelen = (longest_name + 3)
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print(' ' * spacelen + oldver + '\t\t' + newver + '\n')
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for (name, diff, old_size) in diff:
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space = ' ' * (longest_name - len(name) + 3)
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new_size = old_size + diff
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pdiff = percent_diff(old_size, new_size)
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diff = str(diff)
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if diff[0] != '-':
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diff = '+' + diff
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print(name + space + str(old_size) + '\t' + diff + \
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'\t=\t' + str(new_size) + '\t-->\t' + pdiff)
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### main
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if len(sys.argv) != 3:
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print('Usage: ' + sys.argv[0] + ' build-old build-new')
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sys.exit(1)
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oldver = rb_version(sys.argv[1])
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newver = rb_version(sys.argv[2])
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oldplugindir = sys.argv[1] + '/apps/plugins'
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newplugindir = sys.argv[2] + '/apps/plugins'
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oldcodecsdir = sys.argv[1] + '/lib/rbcodec/codecs'
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newcodecsdir = sys.argv[2] + '/lib/rbcodec/codecs'
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if os.path.lexists(oldplugindir) and os.path.lexists(newplugindir):
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compare(oldplugindir, newplugindir, oldver, newver)
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print('\n\n\n')
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if os.path.lexists(oldcodecsdir) and os.path.lexists(newcodecsdir):
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compare(oldcodecsdir, newcodecsdir, oldver, newver)
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