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#include <boost/algorithm/string.hpp>
#include <boost/cstdint.hpp>
#include <boost/program_options.hpp>
#include <fstream>
#include <iomanip>
#include <iostream>
namespace po = boost::program_options;
void generate_resource(const std::string& InputPath, std::istream& Input, const std::string& ResourcePath, std::ostream& Output)
{
Output << "//////////////////////////////////////////\n";
Output << "// Generated file, do not edit by hand! //\n";
Output << "//////////////////////////////////////////\n\n";
Output << "#include <k3dsdk/resource/resource.h>\n\n";
Output << "// Resource compiled from " << InputPath << "\n\n";
Output << "static unsigned char resource_data[] = {";
int64_t byte_count = 0;
Output << std::hex << std::setfill('0');
for(int c = Input.get(); Input; c = Input.get(), ++byte_count)
{
if(0 != byte_count)
Output << ", ";
if(0 == byte_count % 8)
Output << "\n\t";
Output << "0x" << std::setw(2) << c;
}
Output << std::dec << "\n};\n\n";
Output << "static bool success = k3d::resource::initialize(\"" << ResourcePath << "\", &resource_data[0], " << byte_count << ");\n\n";
}
int main(int argc, char* argv[])
{
try
{
po::options_description visible_options("Usage: k3d-resource-compiler [OPTIONS] --input FILE --path RESOURCE --output FILE");
visible_options.add_options()
("help,h", "Prints this help message and exits.")
("input", po::value<std::string>(), "Input file to be compiled.")
("path", po::value<std::string>(), "Output resource path.")
("output", po::value<std::string>(), "Output resource file. Use \"-\" for stdout.")
;
po::variables_map options;
po::store(po::parse_command_line(argc, argv, visible_options), options);
po::notify(options);
if(options.count("help"))
{
std::cout << visible_options << "\n";
return 0;
}
if(!options.count("input"))
throw std::runtime_error("missing input file");
std::string input_path = options["input"].as<std::string>();
std::ifstream input_stream(input_path.c_str());
if(!options.count("path"))
throw std::runtime_error("missing output path");
std::string resource_path = options["path"].as<std::string>();
// This is a lousy damn hack, but the !@#$! msys shell automatically converts relative paths into
// absolute paths, so we wrap the resource path in XML-style <path>...</path>
boost::replace_first(resource_path, "<path>", "");
boost::replace_last(resource_path, "</path>", "");
std::string output_path = "-";
if(options.count("output"))
output_path = options["output"].as<std::string>();
if(output_path == "-")
{
generate_resource(input_path, input_stream, resource_path, std::cout);
}
else
{
std::ofstream output_stream(output_path.c_str());
generate_resource(input_path, input_stream, resource_path, output_stream);
}
return 0;
}
catch(std::exception& e)
{
std::cerr << "K-3D Resource Compiler: " << e.what() << std::endl;
}
catch(...)
{
std::cerr << "K-3D Resource Compiler: unknown exception" << std::endl;
}
return 1;
}
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