example.c (1475B)
1 /* 2 * MIT/Expat license 3 * 4 * Copyright © 2026 afiw 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 25 #include <stdio.h> 26 #include <stdlib.h> 27 28 #include "arg.h" 29 30 char *argv0; 31 32 int 33 main(int argc, char **argv) 34 { 35 ARGBEGIN{ 36 case 'a': 37 printf("got -a\n"); 38 break; 39 case 'b': 40 printf("got -b\n"); 41 break; 42 case 'c': 43 printf("got -c with argument %s\n", ARGF()); 44 break; 45 default: 46 printf("got unknown flag %c\n", ARGC()); 47 abort(); 48 }ARGEND 49 }