mirror of
https://github.com/fluencelabs/wasmer
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81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
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/*
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* Copyright 2016 The Emscripten Authors. All rights reserved.
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* Emscripten is available under two separate licenses, the MIT license and the
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* University of Illinois/NCSA Open Source License. Both these licenses can be
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* found in the LICENSE file.
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*/
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#pragma clang diagnostic ignored "-Winvalid-pp-token"
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#pragma clang diagnostic ignored "-Wdeprecated-writable-strings"
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#include <stdio.h> /* for printf */
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#include <stdlib.h> /* for exit */
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#include <getopt.h>
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int main(int argc, char **argv) {
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int c;
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int digit_optind = 0;
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while (1) {
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int this_option_optind = optind ? optind : 1;
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int option_index = 0;
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static struct option long_options[] = {
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{"add", required_argument, 0, 0},
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{"append", no_argument, 0, 0},
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{"delete", required_argument, 0, 0},
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{"verbose", no_argument, 0, 0},
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{"create", required_argument, 0, 'c'},
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{"file", required_argument, 0, 0},
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{0, 0, 0, 0}};
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c = getopt_long(argc, argv, "abc:d:012", long_options, &option_index);
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if (c == -1) break;
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switch (c) {
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case 0:
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printf("option %s", long_options[option_index].name);
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if (optarg) printf(" with arg %s", optarg);
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printf("\n");
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break;
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case '0':
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case '1':
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case '2':
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if (digit_optind != 0 && digit_optind != this_option_optind)
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printf("digits occur in two different argv-elements.\n");
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digit_optind = this_option_optind;
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printf("option %c\n", c);
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break;
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case 'a':
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printf("option a\n");
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break;
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case 'b':
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printf("option b\n");
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break;
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case 'c':
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printf("option c with value '%s'\n", optarg);
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break;
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case 'd':
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printf("option d with value '%s'\n", optarg);
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break;
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case '?':
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break;
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default:
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printf("?? getopt returned character code 0%o ??\n", c);
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}
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}
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if (optind < argc) {
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printf("non-option ARGV-elements: ");
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while (optind < argc) printf("%s ", argv[optind++]);
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printf("\n");
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}
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exit(EXIT_SUCCESS);
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}
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