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formatted, commentje

master
Joshua Moerman 11 years ago
parent
commit
851017cc62
  1. 23
      binary_output/binary_output.hpp
  2. 4
      binary_output/main.cpp

23
binary_output/binary_output.hpp

@ -7,19 +7,19 @@
// Normal
template <typename T>
struct binary{
struct binary {
T thing;
binary(T const t):thing(t){}
binary(binary const& c):thing(c.thing){}
binary(T const t):thing(t) {}
binary(binary const& c):thing(c.thing) {}
};
template <typename T>
binary<T> make_binary(T const t){
binary<T> make_binary(T const t) {
return binary<T>(t);
}
template <typename T>
std::ostream& operator<<(std::ostream& out, binary<T> const& rhs){
std::ostream& operator<<(std::ostream& out, binary<T> const& rhs) {
static_assert(std::is_pod<T>::value, "Please specialise this function if your type is not POD");
static_assert(!std::is_pointer<T>::value, "Writing pointer");
out.write(reinterpret_cast<const char*>(&(rhs.thing)), sizeof(rhs.thing));
@ -27,21 +27,22 @@ std::ostream& operator<<(std::ostream& out, binary<T> const& rhs){
}
// Array
// NOTE: it uses references...
template <typename T, size_t N>
struct binary_arr{
T const (& thing)[N];
binary_arr(const T (& t)[N]):thing(t){}
binary_arr(binary_arr const& c):thing(c.thing){}
struct binary_arr {
T const(& thing)[N];
binary_arr(const T(& t)[N]):thing(t) {}
binary_arr(binary_arr const& c):thing(c.thing) {}
};
template <typename T, size_t N>
binary_arr<T, N> make_binary(const T (& t)[N]){
binary_arr<T, N> make_binary(const T(& t)[N]) {
static_assert(N>=0, "lijp");
return binary_arr<T, N>(t);
}
template <typename T, size_t N>
std::ostream& operator<<(std::ostream& out, binary_arr<T, N> const& rhs){
std::ostream& operator<<(std::ostream& out, binary_arr<T, N> const& rhs) {
static_assert(std::is_pod<T>::value, "Please specialise this function if your type is not POD");
static_assert(!std::is_pointer<T>::value, "Writing pointer");
out.write(reinterpret_cast<const char*>(&(rhs.thing)), sizeof(rhs.thing));

4
binary_output/main.cpp

@ -1,9 +1,9 @@
#include <iostream>
#include "binary_output.hpp"
int main(){
int main() {
std::cout << make_binary(1684234849) << std::endl;
std::cout << make_binary("A c-style array") << std::endl;
return 0;
return 0;
}