diff options
| -rw-r--r-- | snc.c | 65 |
1 files changed, 57 insertions, 8 deletions
@@ -20,9 +20,28 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <getopt.h> #include "snc.h" +void usage() +{ + printf("Simple numbers converter\n" + "\n" + "Synopsis: snc [OPTION] ... [NUMBER]\n" + "Option:\n" + "\t-h, --help\n" + "\t\tPrint this text.\n" + "\t-i, --input\n" + "\t\t****\n" + "\t-o, --output\n" + "\t\t****\n" + "\t-a, --alphabet\n" + "\t\t****\n" + "\t-A, --list-alphabets\n" + "\t\t****\n"); +} + int getRomanValue(char symbol) { switch(symbol) { @@ -107,14 +126,44 @@ char *arabicToRoman(char *str) int main(int argc, char *argv[]) { - if(argc < 2) - return printf("Simple numbers converter\n" - "\n" - "Synopsis: snc [number]\n"); - - int answer = romanToArabic(argv[1]); - if(answer == -1) printf("ERROR! %s is not roman number\n", argv[1]); - else printf("answer: %d\n", answer); + if(argc == 1) { + usage(); + return 0; + } + + int result; + const char short_options[] = "hi:o:a:A"; + const struct option long_options[] = { + {"help", no_argument, NULL, 'h'}, + {"input", required_argument, NULL, 'i'}, + {"output", required_argument, NULL, 'o'}, + {"alphabet", required_argument, NULL, 'a'}, + {"list-alphabets", required_argument, NULL, 'A'}, + {NULL, 0, NULL, 0} + }; + + while((result = getopt_long(argc, argv, short_options, + long_options, NULL)) != -1) { + switch(result) { + case 'h': { + usage(); + return 0; + } + case 'i': { + break; + } + case 'o': { + break; + } + case 'a': { + break; + } + case 'A': { + break; + } + default: break; + } + } return 0; }
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