#include <string.h>
+#include <getopt.h>
+
#include <iostream>
#include "cli.hpp"
<< "\n";
}
+const static char *
+shortOptions = "h";
+
+const static struct option
+longOptions[] = {
+ {"help", no_argument, 0, 'h'},
+ {0, 0, 0, 0}
+};
+
static int
repack(const char *inFileName, const char *outFileName)
{
static int
command(int argc, char *argv[])
{
- int i;
-
- for (i = 1; i < argc; ++i) {
- const char *arg = argv[i];
-
- if (arg[0] != '-') {
- break;
- }
-
- if (!strcmp(arg, "--")) {
- break;
- } else if (strcmp(arg, "--help") == 0) {
+ int opt;
+ while ((opt = getopt_long(argc, argv, shortOptions, longOptions, NULL)) != -1) {
+ switch (opt) {
+ case 'h':
usage();
return 0;
- } else {
- std::cerr << "error: unknown option " << arg << "\n";
+ default:
+ std::cerr << "error: unexpected option `" << opt << "`\n";
usage();
return 1;
}
}
- if (argc != i + 2) {
+ if (argc != optind + 2) {
std::cerr << "error: insufficient number of arguments\n";
usage();
return 1;
}
- return repack(argv[i], argv[i + 1]);
+ return repack(argv[optind], argv[optind + 1]);
}
const Command repack_command = {