feat: update IO helper.

- add utf8 path to std::filesystem::path convertion function.
- add left-padding zero format string for printing pointer.
- update exception handler, but not finished because console helper need update.
This commit is contained in:
yyc12345 2024-06-13 15:24:12 +08:00
parent 015ff874f8
commit 0ef1939e6e
4 changed files with 78 additions and 30 deletions

View File

@ -1,11 +1,11 @@
#include "ExceptionHelper.hpp"
#if YYCC_OS == YYCC_OS_WINDOWS
#include "WinFctHelper.hpp"
#include <filesystem>
#include <cstdarg>
#include <cstdio>
#include <cinttypes>
#include "WinFctHelper.hpp"
#include "WinImportPrefix.hpp"
#include <Windows.h>
@ -96,7 +96,7 @@ namespace YYCC::ExceptionHelper {
}
}
static void UExceptionFormat(std::FILE* fs, const char* fmt, ...) {
static void UExceptionBacktraceFormatLine(std::FILE* fs, const char* fmt, ...) {
// write to file
va_list arg1;
va_start(arg1, fmt);
@ -109,7 +109,7 @@ namespace YYCC::ExceptionHelper {
va_end(arg2);
}
static void UExceptionPrint(std::FILE* fs, const char* strl) {
static void UExceptionBacktraceWriteLine(std::FILE* fs, const char* strl) {
// write to file
std::fputs(strl, fs);
// write to stdout
@ -127,7 +127,7 @@ namespace YYCC::ExceptionHelper {
// init symbol
if (!SymInitialize(process, 0, TRUE)) {
// fail to load. return
UExceptionPrint(fs, "Lost symbol file!\n");
UExceptionBacktraceWriteLine(fs, "Lost symbol file!\n");
return;
}
@ -182,7 +182,7 @@ namespace YYCC::ExceptionHelper {
// depth breaker
--maxdepth;
if (maxdepth < 0) {
UExceptionPrint(fs, "...\n"); // indicate there are some frames not listed
UExceptionBacktraceWriteLine(fs, "...\n"); // indicate there are some frames not listed
break;
}
@ -205,7 +205,7 @@ namespace YYCC::ExceptionHelper {
}
// write to file
UExceptionFormat(fs, "0x%016llx(rel: 0x%016llx)[%s]\t%s#%llu\n",
UExceptionBacktraceFormatLine(fs, "0x%016llx(rel: 0x%016llx)[%s]\t%s#%llu\n",
frame.AddrPC.Offset, frame.AddrPC.Offset - module_base, module_name,
source_file, source_file_line
);
@ -218,6 +218,10 @@ namespace YYCC::ExceptionHelper {
SymCleanup(process);
}
static void UExceptionErrorLog(const std::wstring& filename, LPEXCEPTION_POINTERS info) {
}
static void UExceptionCoreDump(LPCWSTR filename, LPEXCEPTION_POINTERS info) {
// open file and write
HANDLE hFile = CreateFileW(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
@ -236,11 +240,13 @@ namespace YYCC::ExceptionHelper {
}
}
static void UExceptionFetchRecordPath(std::wstring& log_path, std::wstring& coredump_path) {
}
static LONG WINAPI UExceptionImpl(LPEXCEPTION_POINTERS info) {
// detect loop calling
if (g_IsProcessing) {
goto end_proc;
}
if (g_IsProcessing) goto end_proc;
// start process
g_IsProcessing = true;

View File

@ -1,25 +1,22 @@
#include "IOHelper.hpp"
#if YYCC_OS == YYCC_OS_WINDOWS
#include "EncodingHelper.hpp"
#include <cstdio>
#include <iostream>
#include <string>
#include <stdexcept>
#if YYCC_OS == YYCC_OS_WINDOWS
#include "WinImportPrefix.hpp"
#include <Windows.h>
#include <io.h>
#include <fcntl.h>
#include "WinImportSuffix.hpp"
#endif
namespace YYCC::IOHelper {
bool futf8(FILE* fs) {
// https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/setmode?view=msvc-170
return _setmode(_fileno(fs), _O_U8TEXT) != -1;
}
FILE* UTF8FOpen(const char* u8_filepath, const char* u8_mode) {
#if YYCC_OS == YYCC_OS_WINDOWS
FILE* fopen(const char* u8_filepath, const char* u8_mode) {
// convert mode and file path to wchar
std::wstring wmode, wpath;
if (!YYCC::EncodingHelper::UTF8ToWchar(u8_mode, wmode))
@ -29,8 +26,28 @@ namespace YYCC::IOHelper {
// call microsoft specified fopen which support wchar as argument.
return _wfopen(wpath.c_str(), wmode.c_str());
#else
return std::fopen(u8_filepath, u8_mode);
#endif
}
std::filesystem::path UTF8Path(const char* u8_path) {
#if YYCC_OS == YYCC_OS_WINDOWS
// convert path to wchar
std::wstring wpath;
if (!YYCC::EncodingHelper::UTF8ToWchar(u8_path, wpath))
throw std::invalid_argument("Fail to convert given UTF8 string.");
// call microsoft specified fopen which support wchar as argument.
return std::filesystem::path(wpath);
#else
return std::filesystem::path(u8_path);
#endif
}
}
#endif

View File

@ -1,23 +1,48 @@
#pragma once
#include "YYCCInternal.hpp"
#if YYCC_OS == YYCC_OS_WINDOWS
#include <cstdio>
#include <filesystem>
namespace YYCC::IOHelper {
#if UINTPTR_MAX == UINT32_MAX
#define PRI_XPTR_LEFT_PADDING "08"
#elif UINTPTR_MAX == UINT64_MAX
/**
* @brief Set given FILE* as UTF8 mode.
* @param fs[in] The FILE* need to be set as UTF8 mode.
* @return True if success, otherwise false.
* @warning Once this function success, you can not use any narrow char function on this FILE*,
* such as std::fputs, std::fprintf and etc. You only can use wide char function on it,
* or use the functions provided in this namespace by providing UTF8 string as their argument.
* @brief The left-padding zero format string of HEX-printed pointer type.
* @details
* When printing a pointer with HEX style, we always hope it can be left-padded with some zero for easy reading.
* In different architecture, the size of this padding is differnet too so we create this macro.
* \n
* In 32-bit environment, it will be "08" meaning left pad zero until 8 number position.
* In 64-bit environment, it will be "016" meaning left pad zero until 16 number position.
*/
bool futf8(FILE* fs);
#define PRI_XPTR_LEFT_PADDING "016"
#else
#error "Not supported pointer size."
#endif
FILE* fopen(const char* u8_filepath, const char* u8_mode);
/**
* @brief The UTF8 version of std::fopen.
* @param u8_filepath[in] The UTF8 encoded path to the file to be opened.
* @param u8_mode[in] UTF8 encoded mode string of the file to be opened.
* @remarks
* This function is suit for Windows because std::fopen do not support UTF8 on Windows.
* On other platforms, this function will delegate request directly to std::fopen.
* @return FILE* of the file to be opened, or nullptr if failed.
*/
FILE* UTF8FOpen(const char* u8_filepath, const char* u8_mode);
/**
* @brief Build std::filesystem::path from UTF8 string.
* @param u8_path[in] UTF8 path string for building this std::filesystem::path.
* @return std::filesystem::path instance.
* @exception std::invalid_argument Fail to parse given UTF8 string (maybe invalid?).
* @remarks
* This function is suit for Windows.
* On other platforms, it will simply call the constructor of std::filesystem::path.
*/
std::filesystem::path UTF8Path(const char* u8_path);
}
#endif

View File

@ -216,7 +216,7 @@ namespace YYCCTestbench {
}
static void WinFctTestbench() {
Console::WriteLine("Current Module HANDLE: 0x%016" PRIXPTR, YYCC::WinFctHelper::GetCurrentModule());
Console::WriteLine("Current Module HANDLE: 0x%" PRI_XPTR_LEFT_PADDING PRIXPTR, YYCC::WinFctHelper::GetCurrentModule());
Console::WriteLine("Temp Directory: %s", YYCC::WinFctHelper::GetTempDirectory().c_str());
Console::WriteLine("Current Module Name: %s", YYCC::WinFctHelper::GetModuleName(YYCC::WinFctHelper::GetCurrentModule()).c_str());
}