69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
// Copyright 2010 Google Inc. All Rights Reserved.
|
|
// Author: davi@google.com (Davi Reis)
|
|
|
|
#include <getopt.h>
|
|
|
|
#include <fstream>
|
|
#include <iostream>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "cmph_hash_map.h"
|
|
#include "config.h"
|
|
|
|
using std::cerr;
|
|
using std::cout;
|
|
using std::endl;
|
|
using std::getline;
|
|
using std::ifstream;
|
|
using std::string;
|
|
using std::vector;
|
|
|
|
using cxxmph::cmph_hash_map;
|
|
|
|
void usage(const char* prg) {
|
|
cerr << "usage: " << prg << "[-v] [-h] [-V]" << endl;
|
|
}
|
|
void usage_long(const char* prg) {
|
|
usage(prg);
|
|
cerr << " -h\t print this help message" << endl;
|
|
cerr << " -V\t print version number and exit" << endl;
|
|
cerr << " -v\t increase verbosity (may be used multiple times)" << endl;
|
|
}
|
|
|
|
int main(int argc, char** argv) {
|
|
|
|
int verbosity = 0;
|
|
while (1) {
|
|
char ch = (char)getopt(argc, argv, "hv");
|
|
if (ch == -1) break;
|
|
switch (ch) {
|
|
case 'h':
|
|
usage_long(argv[0]);
|
|
return 0;
|
|
case 'V':
|
|
std::cout << VERSION << std::endl;
|
|
return 0;
|
|
case 'v':
|
|
++verbosity;
|
|
break;
|
|
}
|
|
}
|
|
if (optind != argc - 1) {
|
|
usage(argv[0]);
|
|
return 1;
|
|
}
|
|
vector<string> keys;
|
|
ifstream f(argv[optind]);
|
|
string buffer;
|
|
while (!getline(f, buffer).eof()) keys.push_back(buffer);
|
|
cmph_hash_map<const char*, string> table;
|
|
for (int i = 0; i < keys.size(); ++i) table[keys[i].c_str()] = keys[i];
|
|
cmph_hash_map<const char*, string>::const_iterator it = table.begin();
|
|
cmph_hash_map<const char*, string>::const_iterator end = table.end();
|
|
for (; it != end; ++it) {
|
|
cout << (it - table.begin()) << ": " << it->first
|
|
<<" -> " << it->second << endl;
|
|
}
|
|
}
|