ccutil/getopt.h File Reference

#include "host.h"
#include "notdll.h"

Go to the source code of this file.

Functions

• int getopt (INT32 argc, char *argv[], const char *arglist)

Variables

• char * optarg
• int optind

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Function Documentation

int getopt	(	INT32	argc,
		char *	argv[],
		const char *	arglist
	)

Parse command line args

Definition at line 34 of file getopt.cpp.

References NULL, optarg, and optind.

Referenced by ParseArguments().

  {
  char *arg;                     //arg char

  if (optind == 0)
    optind = 1;
  if (optind < argc && argv[optind][0] == '-') {
    arg = strchr (arglist, argv[optind][1]);
    if (arg == NULL || *arg == ':')
      return '?';                //dud option
    optind++;
    optarg = argv[optind];
    if (arg[1] == ':') {
      if (argv[optind - 1][2] != '\0')
                                 //immediately after
        optarg = argv[optind - 1] + 2;
      else
        optind++;
    }
    return *arg;
  }
  else
    return EOF;
}

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Variable Documentation

char* optarg

Definition at line 27 of file getopt.cpp.

int optind

Note:

File: getopt.cpp
Re-implementation of the unix code.

Author:

Ray Smith

Date:

Tue Nov 28 05:52:50 MST 1995

 * (C) Copyright 1995, Hewlett-Packard Co.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.

Definition at line 26 of file getopt.cpp.

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