srs/trunk/research/code-statistic/csr.py

#!/usr/bin/python
'''
The MIT License (MIT)

Copyright (c) 2013-2016 SRS(ossrs)

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
'''

#################################################################################
# to stat the code and comments lines
#################################################################################
import sys, os, cs
from cs import info, trace
    
if __name__ != "__main__":
    print "donot support lib"
    sys.exit(-1)
    
filters="*.*pp,*.h,*.c,*.cc"
except_filters="utest,doc"
if len(sys.argv) <= 1:
    print "to stat the code and comments lines"
    print "Usage: python %s <dir> [filters] [except_filters]"%(sys.argv[0])
    print "     dir: the dir contains the files to stat"
    print "     filters: the file filters, default: *.*pp,*.h,*.c,*.cc"
    print "     except_filters: the except file filters, default: utest,doc"
    print "Example:"
    print "     python %s src"%(sys.argv[0])
    print "     python %s src *.*pp,*.cc utest,doc"%(sys.argv[0])
    sys.exit(-1)
    
dir = sys.argv[1]
if len(sys.argv) > 2:
    filters = sys.argv[2]
if len(sys.argv) > 3:
    except_filters = sys.argv[3]
info("stat dir:%s, filters:%s, except_filters:%s"%(dir, filters, except_filters))

# filters to array
filters = filters.split(",")
except_filters = except_filters.split(",")

# find src -name "*.*pp"|grep -v utest
(totals, stat_codes, commentss, stat_block_commentss, stat_line_commentss) = (0, 0, 0, 0, 0)
for filter in filters:
    cmd = 'find %s -name "%s"'%(dir, filter)
    for ef in except_filters:
        cmd = '%s|%s'%(cmd, 'grep -v "%s"'%(ef))
    cmd = "%s 2>&1"%(cmd)
    info("scan dir, cmd:%s"%cmd)
    
    pipe = os.popen(cmd)
    files = pipe.read()
    info("scan dir, files:%s"%files)
    pipe.close()
    
    files = files.split("\n")
    for file in files:
        file = file.strip()
        if len(file) == 0:
            continue;
        info("start stat file:%s"%file)
        (code, total, stat_code, comments, stat_block_comments, stat_line_comments, code_file) = cs.do_stat(file)
        if code != 0:
            continue;
        totals += total
        stat_codes += stat_code
        commentss += comments
        stat_block_commentss += stat_block_comments
        stat_line_commentss += stat_line_comments

if totals == 0:
    trace("no code or comments found.")
else:
    trace("total:%s code:%s comments:%s(%.2f%%) block:%s line:%s"%(
        totals, stat_codes, commentss, commentss * 100.0 / totals, stat_block_commentss, stat_line_commentss
    ))