nuclear@13: #include <stdio.h>
nuclear@13: #include <string.h>
nuclear@13: 
nuclear@13: template <typename T>
nuclear@13: DataSet<T>::DataSet(T (*load_func)(const char*), void (*destr_func)(T))
nuclear@13: {
nuclear@13: 	load = load_func;
nuclear@13: 	destroy = destr_func;
nuclear@13: }
nuclear@13: 
nuclear@13: template <typename T>
nuclear@13: DataSet<T>::~DataSet()
nuclear@13: {
nuclear@13: 	clear();
nuclear@13: }
nuclear@13: 
nuclear@13: template <typename T>
nuclear@13: void DataSet<T>::clear()
nuclear@13: {
nuclear@13: 	if(destroy) {
nuclear@13: 		typename std::map<std::string, T>::iterator it = data.begin();
nuclear@13: 		while(it != data.end()) {
nuclear@13: 			destroy(it++->second);
nuclear@13: 		}
nuclear@13: 	}
nuclear@13: 	data.clear();
nuclear@13: }
nuclear@13: 
nuclear@13: template <typename T>
nuclear@13: T DataSet<T>::get(const char *name) const
nuclear@13: {
nuclear@13: 	typename std::map<std::string, T>::const_iterator iter = data.find(name);
nuclear@13: 	if(iter != data.end()) {
nuclear@13: 		return iter->second;
nuclear@13: 	}
nuclear@13: 
nuclear@13: 	const char *fname, *slash;
nuclear@13: 	if((slash = strrchr(name, '/'))) {
nuclear@13: 		fname = slash + 1;
nuclear@13: 	} else {
nuclear@13: 		fname = name;
nuclear@13: 	}
nuclear@13: 
nuclear@13: 	std::string path = fname;
nuclear@13: 	if(path.empty()) {
nuclear@13: 		fprintf(stderr, "can't find data file: %s\n", name);
nuclear@13: 		return 0;
nuclear@13: 	}
nuclear@13: 
nuclear@13: 	T res = load(path.c_str());
nuclear@13: 	if(res) {
nuclear@13: 		data[name] = res;
nuclear@13: 	}
nuclear@13: 	return res;
nuclear@13: }