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Added a help message to niftest

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Now using the boost argument parser.
This commit is contained in:
Arthur Moore 2015-08-07 20:06:33 -04:00
parent 469a896ca1
commit 865491d101
1 changed files with 63 additions and 3 deletions
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66
apps/niftest/niftest.cpp
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@ -2,12 +2,17 @@
#include <iostream>
#include <fstream>
#include <cstdlib>
#include <components/nif/niffile.hpp>
#include <components/files/constrainedfilestream.hpp>
#include <components/vfs/manager.hpp>
#include <components/vfs/bsaarchive.hpp>
#include <boost/program_options.hpp>
// Create local aliases for brevity
namespace bpo = boost::program_options;
///See if the file has the named extension
bool hasExtension(std::string filename, std::string extensionToFind)
@ -54,13 +59,68 @@ void readBSA(std::string filename)
}
}
std::vector<std::string> parseOptions (int argc, char** argv)
{
bpo::options_description desc("Ensure that OpenMW can use the provided NIF and BSA files\n\n"
"Usages:\n"
" niftool <or or morenif or BSA files>\n"
" Scan the file for read errors.\n\n"
"Allowed options");
desc.add_options()
("help,h", "print help message.")
("input-file", bpo::value< std::vector<std::string> >(), "input file")
;
//Default option if none provided
bpo::positional_options_description p;
p.add("input-file", -1);
bpo::variables_map variables;
try
{
bpo::parsed_options valid_opts = bpo::command_line_parser(argc, argv).
options(desc).positional(p).run();
bpo::store(valid_opts, variables);
}
catch(std::exception &e)
{
std::cout << "ERROR parsing arguments: " << e.what() << "\n\n"
<< desc << std::endl;
exit(1);
}
bpo::notify(variables);
if (variables.count ("help"))
{
std::cout << desc << std::endl;
exit(1);
}
if (variables.count("input-file"))
{
std::vector<std::string> files = variables["input-file"].as< std::vector<std::string> >();
std::cout << "Input files are:";
for(std::vector<std::string>::const_iterator it=files.begin(); it!=files.end(); ++it)
{
std::cout <<" "<< *it;
}
std::cout << std::endl;
return files;
}
std::cout << "No input files or directories specified!" << std::endl;
std::cout << desc << std::endl;
exit(1);
}
int main(int argc, char **argv)
{
std::vector<std::string> files = parseOptions (argc, argv);
std::cout << "Reading Files" << std::endl;
for(int i = 1; i<argc;i++)
{
std::string name = argv[i];
for(std::vector<std::string>::const_iterator it=files.begin(); it!=files.end(); ++it)
{
std::string name = *it;
try{
if(isNIF(name))