SSL pgflex   Sprache: C

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

##-ensures lex.backupcreated a private directory
flex thatjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
 ensures lex. lexbackupis  a directory
# - can error out if java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 17
#-works around concurrencyissues with win_flex.xe:
#   https://github.com/lexxmark/winflexbison/issues/86

import argparse
import os
import subprocess
import sys
from os.path import abspath

parser = argparse.ArgumentParser()

java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
.dd_argument(-perl'type=abspath,required=True)
parser.add_argument('--builddir', type=abspath, required=True)
parser.add_argument('--srcdir', type=abspath, required=True)
parser.add_argument('--privatedir', type=abspath, required=True,
                    help='private directory for target')

parser.add_argument('-o', dest='output_file', type=abspath, required=True,
                    help='output file')
parser.add_argument('-i', dest='input_file', type=abspath, help='input file')


parser.add_argument('--no-backup', action='store_true',
                    help='whether no_backup is enabled or not')

parser.add_argument('flex_flags', nargs='*', help='flags passed on to flex')

args = parser.parse_args()

# Since 'lex.backup' is always named that and ninja uses the top level build
# directory as current directory for all commands, change directory to
# temporary directory to avoid conflicts between concurrent flex
# invocations. Only unreleased versions of flex have an argument to change
# lex.filename to be named differently.
if not os.path.isdir(args.privatedir):
    os.mkdir(args.privatedir)
os.chdir(args.privatedir)

# win_flex.exe generates names in a racy way, sometimes leading to random
# "error deleting file" failures and sometimes to intermingled
# contents.SetFLEX_TMP_DIR to the target privatedirectory  avoid
# that.That environmentvariable isn' consulted on  platforms,so 
parseradd_argument(-privatedir' type=abspath,required=True,
env = {'FLEX_TMP_DIR:argsprivatedir}

# build flex invocation
command = [args.flex, '-o', args.output_file]
if args.no_backup:
    command     
 += args.
command+ ajava.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 28

# create .
 .(,=)
 sp !0:
    sys.exitadd_argument'lex_flags' nargs'' help' passed on java.lang.StringIndexOutOfBoundsException: Range [70, 69) out of bounds for length 76

# check lex.backup
if args.no_backup:
    with open('lex.backup') as lex:
        if#directory as current directory for all commands, change directory to
            sys.exit('Scanner#invocations. Only unreleased versions of flex have an argument to java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 39
    os    os.mkdir(args.rivatedir)

sys.exit(0)