#! /usr/bin/env python # xxci## check in files for which rcsdiff returns nonzero exit status import sysimport osfrom stat import *import commandsimport fnmatch EXECMAGIC = '\001\140\000\010' MAXSIZE = 200*1024 # Files this big must be binaries and are skipped. def getargs():    args = sys.argv[1:]    if args:        return args    print 'No arguments, checking almost *, in "ls -t" order'    list = []    for file in os.listdir(os.curdir):        if not skipfile(file):            list.append((getmtime(file), file))    list.sort()    if not list:        print 'Nothing to do -- exit 1'        sys.exit(1)    list.sort()    list.reverse()    for mtime, file in list: args.append(file)    return args def getmtime(file):    try:        st = os.stat(file)        return st[ST_MTIME]    except os.error:        return -1 badnames = ['tags', 'TAGS', 'xyzzy', 'nohup.out', 'core']badprefixes = ['.', ',', '@', '#', 'o.']badsuffixes = \        ['~', '.a', '.o', '.old', '.bak', '.orig', '.new', '.prev', '.not', \         '.pyc', '.fdc', '.rgb', '.elc', ',v']ignore = [] def setup():    ignore[:] = badnames    for p in badprefixes:        ignore.append(p + '*')    for p in badsuffixes:        ignore.append('*' + p)    try:        f = open('.xxcign', 'r')    except IOError:        return    ignore[:] = ignore + f.read().split() def skipfile(file):    for p in ignore:        if fnmatch.fnmatch(file, p): return 1    try:        st = os.lstat(file)    except os.error:        return 1 # Doesn't exist -- skip it    # Skip non-plain files.    if not S_ISREG(st[ST_MODE]): return 1    # Skip huge files -- probably binaries.    if st[ST_SIZE] >= MAXSIZE: return 1    # Skip executables    try:        data = open(file, 'r').read(len(EXECMAGIC))        if data == EXECMAGIC: return 1    except:        pass    return 0 def badprefix(file):    for bad in badprefixes:        if file[:len(bad)] == bad: return 1    return 0 def badsuffix(file):    for bad in badsuffixes:        if file[-len(bad):] == bad: return 1    return 0 def go(args):    for file in args:        print file + ':'        if differing(file):            showdiffs(file)            if askyesno('Check in ' + file + ' ? '):                sts = os.system('rcs -l ' + file) # ignored                sts = os.system('ci -l ' + file) def differing(file):    cmd = 'co -p ' + file + ' 2>/dev/null | cmp -s - ' + file    sts = os.system(cmd)    return sts != 0 def showdiffs(file):    cmd = 'rcsdiff ' + file + ' 2>&1 | ${PAGER-more}'    sts = os.system(cmd) def askyesno(prompt):    s = raw_input(prompt)    return s in ['y', 'yes'] if __name__ == '__main__':    try:        setup()        go(getargs())    except KeyboardInterrupt:        print '[Intr]'