1 files changed, 130 insertions, 0 deletions
diff --git a/python/helpers/pydev/_pydev_getopt.py b/python/helpers/pydev/_pydev_getopt.py
new file mode 100644
index 000000000000..5548651e35e9
--- /dev/null
+++ b/python/helpers/pydev/_pydev_getopt.py
@@ -0,0 +1,130 @@
+
+#=======================================================================================================================
+# getopt code copied since gnu_getopt is not available on jython 2.1
+#=======================================================================================================================
+class GetoptError(Exception):
+    opt = ''
+    msg = ''
+    def __init__(self, msg, opt=''):
+        self.msg = msg
+        self.opt = opt
+        Exception.__init__(self, msg, opt)
+
+    def __str__(self):
+        return self.msg
+
+
+def gnu_getopt(args, shortopts, longopts=[]):
+    """getopt(args, options[, long_options]) -> opts, args
+
+    This function works like getopt(), except that GNU style scanning
+    mode is used by default. This means that option and non-option
+    arguments may be intermixed. The getopt() function stops
+    processing options as soon as a non-option argument is
+    encountered.
+
+    If the first character of the option string is `+', or if the
+    environment variable POSIXLY_CORRECT is set, then option
+    processing stops as soon as a non-option argument is encountered.
+    """
+
+    opts = []
+    prog_args = []
+    if type('') == type(longopts):
+        longopts = [longopts]
+    else:
+        longopts = list(longopts)
+
+    # Allow options after non-option arguments?
+    all_options_first = False
+    if shortopts.startswith('+'):
+        shortopts = shortopts[1:]
+        all_options_first = True
+
+    while args:
+        if args[0] == '--':
+            prog_args += args[1:]
+            break
+
+        if args[0][:2] == '--':
+            opts, args = do_longs(opts, args[0][2:], longopts, args[1:])
+        elif args[0][:1] == '-':
+            opts, args = do_shorts(opts, args[0][1:], shortopts, args[1:])
+        else:
+            if all_options_first:
+                prog_args += args
+                break
+            else:
+                prog_args.append(args[0])
+                args = args[1:]
+
+    return opts, prog_args
+
+def do_longs(opts, opt, longopts, args):
+    try:
+        i = opt.index('=')
+    except ValueError:
+        optarg = None
+    else:
+        opt, optarg = opt[:i], opt[i + 1:]
+
+    has_arg, opt = long_has_args(opt, longopts)
+    if has_arg:
+        if optarg is None:
+            if not args:
+                raise GetoptError('option --%s requires argument' % opt, opt)
+            optarg, args = args[0], args[1:]
+    elif optarg:
+        raise GetoptError('option --%s must not have an argument' % opt, opt)
+    opts.append(('--' + opt, optarg or ''))
+    return opts, args
+
+# Return:
+#   has_arg?
+#   full option name
+def long_has_args(opt, longopts):
+    possibilities = [o for o in longopts if o.startswith(opt)]
+    if not possibilities:
+        raise GetoptError('option --%s not recognized' % opt, opt)
+    # Is there an exact match?
+    if opt in possibilities:
+        return False, opt
+    elif opt + '=' in possibilities:
+        return True, opt
+    # No exact match, so better be unique.
+    if len(possibilities) > 1:
+        # XXX since possibilities contains all valid continuations, might be
+        # nice to work them into the error msg
+        raise GetoptError('option --%s not a unique prefix' % opt, opt)
+    assert len(possibilities) == 1
+    unique_match = possibilities[0]
+    has_arg = unique_match.endswith('=')
+    if has_arg:
+        unique_match = unique_match[:-1]
+    return has_arg, unique_match
+
+def do_shorts(opts, optstring, shortopts, args):
+    while optstring != '':
+        opt, optstring = optstring[0], optstring[1:]
+        if short_has_arg(opt, shortopts):
+            if optstring == '':
+                if not args:
+                    raise GetoptError('option -%s requires argument' % opt,
+                                      opt)
+                optstring, args = args[0], args[1:]
+            optarg, optstring = optstring, ''
+        else:
+            optarg = ''
+        opts.append(('-' + opt, optarg))
+    return opts, args
+
+def short_has_arg(opt, shortopts):
+    for i in range(len(shortopts)):
+        if opt == shortopts[i] != ':':
+            return shortopts.startswith(':', i + 1)
+    raise GetoptError('option -%s not recognized' % opt, opt)
+
+
+#=======================================================================================================================
+# End getopt code
+#=======================================================================================================================