mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-07 06:53:33 +00:00
85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
// -*- C++ -*-
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef _LIBCPP_EXT_HASH
|
|
#define _LIBCPP_EXT_HASH
|
|
|
|
#pragma GCC system_header
|
|
|
|
#include <__config>
|
|
#include <cstring>
|
|
#include <stddef.h>
|
|
#include <string>
|
|
|
|
namespace __gnu_cxx {
|
|
|
|
template <typename _Tp>
|
|
struct _LIBCPP_TEMPLATE_VIS hash {};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<const char*> : public std::__unary_function<const char*, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(const char* __c) const _NOEXCEPT {
|
|
return std::__do_string_hash(__c, __c + strlen(__c));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<char*> : public std::__unary_function<char*, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(char* __c) const _NOEXCEPT {
|
|
return std::__do_string_hash<const char*>(__c, __c + strlen(__c));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<char> : public std::__unary_function<char, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(char __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<signed char> : public std::__unary_function<signed char, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(signed char __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<unsigned char> : public std::__unary_function<unsigned char, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(unsigned char __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<short> : public std::__unary_function<short, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(short __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<unsigned short> : public std::__unary_function<unsigned short, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(unsigned short __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<int> : public std::__unary_function<int, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(int __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<unsigned int> : public std::__unary_function<unsigned int, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(unsigned int __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<long> : public std::__unary_function<long, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(long __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
|
|
template <>
|
|
struct _LIBCPP_TEMPLATE_VIS hash<unsigned long> : public std::__unary_function<unsigned long, size_t> {
|
|
_LIBCPP_HIDE_FROM_ABI size_t operator()(unsigned long __c) const _NOEXCEPT { return __c; }
|
|
};
|
|
} // namespace __gnu_cxx
|
|
|
|
#endif // _LIBCPP_EXT_HASH
|