wsutil/ws_getopt.h

   1 /** @file
   2  *
   3  * musl as a whole is licensed under the following standard MIT license:
   4  *
   5  * ----------------------------------------------------------------------
   6  * Copyright © 2005-2020 Rich Felker, et al.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining
   9  * a copy of this software and associated documentation files (the
  10  * "Software"), to deal in the Software without restriction, including
  11  * without limitation the rights to use, copy, modify, merge, publish,
  12  * distribute, sublicense, and/or sell copies of the Software, and to
  13  * permit persons to whom the Software is furnished to do so, subject to
  14  * the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be
  17  * included in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  22  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  23  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  * ----------------------------------------------------------------------
  27  */
  28
  29 #ifndef _WS_GETOPT_H_
  30 #define _WS_GETOPT_H_
  31
  32 #include <ws_symbol_export.h>
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 WS_DLL_PUBLIC int ws_getopt(int, char * const [], const char *);
  39 WS_DLL_PUBLIC char *ws_optarg;
  40 WS_DLL_PUBLIC int ws_optind, ws_opterr, ws_optopt, ws_optpos, ws_optreset;
  41
  42 struct ws_option {
  43         const char *name;
  44         int has_arg;
  45         int *flag;
  46         int val;
  47 };
  48
  49 WS_DLL_PUBLIC int ws_getopt_long(int, char *const *, const char *, const struct ws_option *, int *);
  50 WS_DLL_PUBLIC int ws_getopt_long_only(int, char *const *, const char *, const struct ws_option *, int *);
  51
  52 #define ws_no_argument        0
  53 #define ws_required_argument  1
  54 #define ws_optional_argument  2
  55
  56 #ifdef __cplusplus
  57 }
  58 #endif
  59
  60 #endif