M7350/oe-core/scripts/contrib/bbvars.py
2024-09-09 08:52:07 +00:00

187 lines
5.5 KiB
Python
Executable File

#!/usr/bin/env python
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# Copyright (C) Darren Hart <dvhart@linux.intel.com>, 2010
import sys
import getopt
import os
import os.path
import re
def usage():
print 'Usage: %s -d FILENAME [-d FILENAME]* -m METADIR [-m MATADIR]*' % os.path.basename(sys.argv[0])
print ' -d FILENAME documentation file to search'
print ' -h, --help display this help and exit'
print ' -m METADIR meta directory to search for recipes'
print ' -t FILENAME documentation config file (for doc tags)'
print ' -T Only display variables with doc tags (requires -t)'
def recipe_bbvars(recipe):
''' Return a unique set of every bbvar encountered in the recipe '''
prog = re.compile("[A-Z_]+")
vset = set()
try:
r = open(recipe)
except IOError as (errno, strerror):
print 'WARNING: Failed to open recipe ', recipe
print strerror
for line in r:
# Strip any comments from the line
line = line.rsplit('#')[0]
vset = vset.union(set(prog.findall(line)))
r.close()
bbvars = {}
for v in vset:
bbvars[v] = 1
return bbvars
def collect_bbvars(metadir):
''' Walk the metadir and collect the bbvars from each recipe found '''
bbvars = {}
for root,dirs,files in os.walk(metadir):
for name in files:
if name.find(".bb") >= 0:
for key in recipe_bbvars(os.path.join(root,name)).iterkeys():
if bbvars.has_key(key):
bbvars[key] = bbvars[key] + 1
else:
bbvars[key] = 1
return bbvars
def bbvar_is_documented(var, docfiles):
prog = re.compile(".*($|[^A-Z_])%s([^A-Z_]|$)" % (var))
for doc in docfiles:
try:
f = open(doc)
except IOError as (errno, strerror):
print 'WARNING: Failed to open doc ', doc
print strerror
for line in f:
if prog.match(line):
return True
f.close()
return False
def bbvar_doctag(var, docconf):
prog = re.compile('^%s\[doc\] *= *"(.*)"' % (var))
if docconf == "":
return "?"
try:
f = open(docconf)
except IOError as (errno, strerror):
return strerror
for line in f:
m = prog.search(line)
if m:
return m.group(1)
f.close()
return ""
def main():
docfiles = []
metadirs = []
bbvars = {}
undocumented = []
docconf = ""
onlydoctags = False
# Collect and validate input
try:
opts, args = getopt.getopt(sys.argv[1:], "d:hm:t:T", ["help"])
except getopt.GetoptError, err:
print '%s' % str(err)
usage()
sys.exit(2)
for o, a in opts:
if o in ('-h', '--help'):
usage()
sys.exit(0)
elif o == '-d':
if os.path.isfile(a):
docfiles.append(a)
else:
print 'ERROR: documentation file %s is not a regular file' % (a)
sys.exit(3)
elif o == '-m':
if os.path.isdir(a):
metadirs.append(a)
else:
print 'ERROR: meta directory %s is not a directory' % (a)
sys.exit(4)
elif o == "-t":
if os.path.isfile(a):
docconf = a
elif o == "-T":
onlydoctags = True
else:
assert False, "unhandled option"
if len(docfiles) == 0:
print 'ERROR: no docfile specified'
usage()
sys.exit(5)
if len(metadirs) == 0:
print 'ERROR: no metadir specified'
usage()
sys.exit(6)
if onlydoctags and docconf == "":
print 'ERROR: no docconf specified'
usage()
sys.exit(7)
# Collect all the variable names from the recipes in the metadirs
for m in metadirs:
for key,cnt in collect_bbvars(m).iteritems():
if bbvars.has_key(key):
bbvars[key] = bbvars[key] + cnt
else:
bbvars[key] = cnt
# Check each var for documentation
varlen = 0
for v in bbvars.iterkeys():
if len(v) > varlen:
varlen = len(v)
if not bbvar_is_documented(v, docfiles):
undocumented.append(v)
undocumented.sort()
varlen = varlen + 1
# Report all undocumented variables
print 'Found %d undocumented bb variables (out of %d):' % (len(undocumented), len(bbvars))
header = '%s%s%s' % (str("VARIABLE").ljust(varlen), str("COUNT").ljust(6), str("DOCTAG").ljust(7))
print header
print str("").ljust(len(header), '=')
for v in undocumented:
doctag = bbvar_doctag(v, docconf)
if not onlydoctags or not doctag == "":
print '%s%s%s' % (v.ljust(varlen), str(bbvars[v]).ljust(6), doctag)
if __name__ == "__main__":
main()