76 lines
3.1 KiB
C++
76 lines
3.1 KiB
C++
#include "prx/libc/include/general/VabiMacros.hpp"
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#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <source_location>
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extern "C" {
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extern const unsigned char _DefaultRuneLocale_nid_postfix[4224];
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extern const unsigned char* _CurrentRuneLocale_nid_postfix;
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extern int __mb_sb_limit_nid_postfix;
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int APS5_VABI isalpha_nid_postfix(int);
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int APS5_VABI iscntrl_nid_postfix(int);
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int APS5_VABI isdigit_nid_postfix(int);
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int APS5_VABI isgraph_nid_postfix(int);
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int APS5_VABI islower_nid_postfix(int);
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int APS5_VABI isprint_nid_postfix(int);
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int APS5_VABI ispunct_nid_postfix(int);
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int APS5_VABI isspace_nid_postfix(int);
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int APS5_VABI isupper_nid_postfix(int);
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int APS5_VABI isxdigit_nid_postfix(int);
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int APS5_VABI isblank_nid_postfix(int);
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int APS5_VABI tolower_nid_postfix(int);
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int APS5_VABI toupper_nid_postfix(int);
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}
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void Require(bool condition, std::source_location location = std::source_location::current()) {
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if (!condition) {
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std::fprintf(stderr, "Rune locale check failed at line %u\n", location.line());
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std::abort();
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}
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}
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template <typename T>
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T Field(const unsigned char* locale, std::size_t offset) {
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T value;
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std::memcpy(&value, locale + offset, sizeof(value));
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return value;
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}
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int main() {
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const unsigned char* locale = _DefaultRuneLocale_nid_postfix;
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Require(_CurrentRuneLocale_nid_postfix == locale);
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Require(__mb_sb_limit_nid_postfix == 256);
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Require(std::memcmp(locale, "RuneMagi", 8) == 0);
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Require(std::strcmp(reinterpret_cast<const char*>(locale + 8), "NONE") == 0);
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Require(Field<void*>(locale, 40) == nullptr && Field<void*>(locale, 48) == nullptr);
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Require(Field<std::int32_t>(locale, 56) == 0xfffd);
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for (std::size_t offset = 4160; offset < 4224; ++offset) Require(locale[offset] == 0);
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const struct {
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std::uint64_t bit;
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int (APS5_VABI* classify)(int);
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} classes[] = {
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{0x100, isalpha_nid_postfix}, {0x200, iscntrl_nid_postfix}, {0x400, isdigit_nid_postfix},
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{0x800, isgraph_nid_postfix}, {0x1000, islower_nid_postfix}, {0x2000, ispunct_nid_postfix},
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{0x4000, isspace_nid_postfix}, {0x8000, isupper_nid_postfix}, {0x10000, isxdigit_nid_postfix},
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{0x20000, isblank_nid_postfix}, {0x40000, isprint_nid_postfix},
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};
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for (int c = 0; c < 256; ++c) {
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const auto type = Field<std::uint64_t>(locale, 64 + 8 * c);
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for (const auto& entry : classes) Require(((type & entry.bit) != 0) == (entry.classify(c) != 0));
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Require(((type & 0x400000) != 0) == (isdigit_nid_postfix(c) != 0));
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Require((type & ~std::uint64_t{0x47ffff}) == 0);
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if (isxdigit_nid_postfix(c)) {
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const int value = c <= '9' ? c - '0' : (c | 0x20) - 'a' + 10;
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Require(static_cast<int>(type & 0xff) == value);
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} else {
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Require((type & 0xff) == 0);
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}
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Require(Field<std::int32_t>(locale, 2112 + 4 * c) == tolower_nid_postfix(c));
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Require(Field<std::int32_t>(locale, 3136 + 4 * c) == toupper_nid_postfix(c));
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}
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Require(Field<std::uint64_t>(locale, 64 + 8 * 0x80) == 0 && Field<std::uint64_t>(locale, 64 + 8 * 0xff) == 0);
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return 0;
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}
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