00001 /* clib/include/getopt.h 00002 * 00003 * Provides access to the long_getopt routines. 00004 * 00005 * Copyright 2008 Simtec Electronics 00006 * 00007 * Permission is hereby granted, free of charge, to any person 00008 * obtaining a copy of this software and associated documentation 00009 * files (the "Software"), to deal in the Software without 00010 * restriction, including without limitation the rights to use, copy, 00011 * modify, merge, publish, distribute, sublicense, and/or sell copies 00012 * of the Software, and to permit persons to whom the Software is 00013 * furnished to do so, subject to the following conditions: 00014 * 00015 * The above copyright notice and this permission notice shall be 00016 * included in all copies or substantial portions of the Software. 00017 * 00018 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00019 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00020 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00021 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 00022 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 00023 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 00024 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 00025 * SOFTWARE. 00026 * 00027 */ 00028 00029 #ifndef _ABLE_CLIB_GETOPT_H 00030 #define _ABLE_CLIB_GETOPT_H 1 00031 00032 #include <unistd.h> 00033 00034 #define no_argument 0 00035 #define required_argument 1 00036 #define optional_argument 2 00039 struct option { 00040 00041 const char *name; 00045 int has_arg; 00047 int *flag; 00051 int val; 00052 }; 00053 00071 extern int getopt_long(int argc, char * const *argv, const char *optstring, const struct option *longopts, int *longindex); 00072 00073 #endif /* _ABLE_CLIB_GETOPT_H */