This commit is contained in:
Nekotekina 2015-08-21 14:07:31 +03:00
parent 5e14310071
commit e551e2bc5d
12 changed files with 107 additions and 37 deletions

View file

@ -41,12 +41,15 @@
#include <forward_list>
#include <typeindex>
using namespace std::string_literals;
#include "Utilities/GNU.h"
#define CHECK_SIZE(type, size) static_assert(sizeof(type) == size, "Invalid " #type " type size")
#define CHECK_ALIGN(type, align) static_assert(__alignof(type) == align, "Invalid " #type " type alignment")
#define CHECK_MAX_SIZE(type, size) static_assert(sizeof(type) <= size, #type " type size is too big")
#define CHECK_SIZE_ALIGN(type, size, align) CHECK_SIZE(type, size); CHECK_ALIGN(type, align)
#define CHECK_ASCENDING(constexpr_array) static_assert(::is_ascending(constexpr_array), #constexpr_array " is not sorted in ascending order")
using uint = unsigned int;
@ -107,6 +110,18 @@ template<std::size_t N, std::size_t N2> inline void strcpy_trunc(char(&dst)[N],
dst[count] = '\0';
}
// returns true if all array elements are unique and sorted in ascending order
template<typename T, std::size_t N> constexpr bool is_ascending(const T(&array)[N], std::size_t from = 0)
{
return from >= N - 1 ? true : array[from] < array[from + 1] ? is_ascending(array, from + 1) : false;
}
// get (first) array element equal to `value` or nullptr if not found
template<typename T, std::size_t N, typename T2> constexpr const T* static_search(const T(&array)[N], const T2& value, std::size_t from = 0)
{
return from >= N ? nullptr : array[from] == value ? array + from : static_search(array, value, from + 1);
}
// bool wrapper for restricting bool result conversions
struct explicit_bool_t
{
@ -123,6 +138,18 @@ struct explicit_bool_t
}
};
template<typename T1, typename T2, typename T3 = const char*> struct triplet_t
{
T1 first;
T2 second;
T3 third;
constexpr bool operator ==(const T1& right) const
{
return first == right;
}
};
// return 32 bit sizeof() to avoid widening/narrowing conversions with size_t
#define sizeof32(type) static_cast<u32>(sizeof(type))