getopt.h (2136B)
1 /* Copyright (c) 2012, Kim Gräsman 2 * All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * * Redistributions of source code must retain the above copyright notice, 7 * this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above copyright notice, 9 * this list of conditions and the following disclaimer in the documentation 10 * and/or other materials provided with the distribution. 11 * * Neither the name of Kim Gräsman nor the names of contributors may be used 12 * to endorse or promote products derived from this software without specific 13 * prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL KIM GRÄSMAN BE LIABLE FOR ANY DIRECT, 19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef INCLUDED_GETOPT_PORT_H 28 #define INCLUDED_GETOPT_PORT_H 29 30 #if defined(__cplusplus) 31 extern "C" { 32 #endif 33 34 extern const int no_argument; 35 extern const int required_argument; 36 extern const int optional_argument; 37 38 extern char* optarg; 39 extern int optind, opterr, optopt; 40 41 struct option { 42 const char* name; 43 int has_arg; 44 int* flag; 45 int val; 46 }; 47 48 int getopt(int argc, char* const argv[], const char* optstring); 49 50 int getopt_long(int argc, char* const argv[], 51 const char* optstring, const struct option* longopts, int* longindex); 52 53 #if defined(__cplusplus) 54 } 55 #endif 56 57 #endif // INCLUDED_GETOPT_PORT_H