imports/imhex
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sys: Log to a file when ImHex wasn't opened though a terminal

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This commit is contained in:
WerWolv
2022-01-17 20:06:00 +01:00
parent 2df4e22bf8
commit 8701e0f402
15 changed files with 155 additions and 42 deletions
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1
lib/libimhex/CMakeLists.txt
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@@ -123,6 +123,7 @@ set(LIBIMHEX_SOURCES
source/helpers/project_file_handler.cpp
source/helpers/encoding_file.cpp
source/helpers/loader_script_handler.cpp
source/helpers/logger.cpp
source/pattern_language/pattern_language.cpp
source/pattern_language/preprocessor.cpp

7
lib/libimhex/include/hex/helpers/file.hpp
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@@ -26,13 +26,16 @@ namespace hex {
Create
};
explicit File(const fs::path &path, Mode mode);
File();
explicit File(const fs::path &path, Mode mode) noexcept;
File() noexcept;
File(const File&) = delete;
File(File &&other) noexcept;
~File();
File& operator=(File &&other) noexcept;
[[nodiscard]] bool isValid() const { return this->m_file != nullptr; }
void seek(u64 offset);

48
lib/libimhex/include/hex/helpers/logger.hpp
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@@ -5,36 +5,54 @@
namespace hex::log {
FILE *getDestination();
bool isRedirected();
template <typename... T>
void print(fmt::format_string<T...> fmt, T&&... args) {
fmt::print(getDestination(), fmt, args...);
}
template <typename S, typename... Args>
void print(const fmt::text_style& ts, const S& fmt, const Args&... args) {
if (isRedirected())
fmt::print(getDestination(), fmt::runtime(fmt), args...);
else
fmt::print(getDestination(), ts, fmt, args...);
}
void debug(const std::string &fmt, auto ... args) {
#if defined(DEBUG)
fmt::print(fg(fmt::color::green_yellow) | fmt::emphasis::bold, "[DEBUG] ");
fmt::print(fmt::runtime(fmt), args...);
fmt::print("\n");
log::print(fg(fmt::color::green_yellow) | fmt::emphasis::bold, "[DEBUG] ");
log::print(fmt::runtime(fmt), args...);
log::print("\n");
#endif
}
void info(const std::string &fmt, auto ... args) {
fmt::print(fg(fmt::color::cadet_blue) | fmt::emphasis::bold, "[INFO] ");
fmt::print(fmt::runtime(fmt), args...);
fmt::print("\n");
log::print(fg(fmt::color::cadet_blue) | fmt::emphasis::bold, "[INFO] ");
log::print(fmt::runtime(fmt), args...);
log::print("\n");
}
void warn(const std::string &fmt, auto ... args) {
fmt::print(fg(fmt::color::orange) | fmt::emphasis::bold, "[WARN] ");
fmt::print(fmt::runtime(fmt), args...);
fmt::print("\n");
log::print(fg(fmt::color::orange) | fmt::emphasis::bold, "[WARN] ");
log::print(fmt::runtime(fmt), args...);
log::print("\n");
}
void error(const std::string &fmt, auto ... args) {
fmt::print(fg(fmt::color::red) | fmt::emphasis::bold, "[ERROR] ");
fmt::print(fmt::runtime(fmt), args...);
fmt::print("\n");
log::print(fg(fmt::color::red) | fmt::emphasis::bold, "[ERROR] ");
log::print(fmt::runtime(fmt), args...);
log::print("\n");
}
void fatal(const std::string &fmt, auto ... args) {
fmt::print(fg(fmt::color::purple) | fmt::emphasis::bold, "[FATAL] ");
fmt::print(fmt::runtime(fmt), args...);
fmt::print("\n");
log::print(fg(fmt::color::purple) | fmt::emphasis::bold, "[FATAL] ");
log::print(fmt::runtime(fmt), args...);
log::print("\n");
}
void redirectToFile();
}

3
lib/libimhex/include/hex/helpers/paths.hpp
View File

@@ -17,7 +17,8 @@ namespace hex {
Yara,
Config,
Resources,
Constants
Constants,
Logs
};
std::string getExecutablePath();

14
lib/libimhex/source/helpers/file.cpp
View File

@@ -3,7 +3,7 @@
namespace hex {
File::File(const fs::path &path, Mode mode) : m_path(path) {
File::File(const fs::path &path, Mode mode) noexcept : m_path(path) {
if (mode == File::Mode::Read)
this->m_file = fopen64(path.string().c_str(), "rb");
else if (mode == File::Mode::Write)
@@ -13,7 +13,7 @@ namespace hex {
this->m_file = fopen64(path.string().c_str(), "w+b");
}
File::File() {
File::File() noexcept {
this->m_file = nullptr;
}
@@ -26,6 +26,16 @@ namespace hex {
this->close();
}
File& File::operator=(File &&other) noexcept {
this->m_file = other.m_file;
other.m_file = nullptr;
this->m_path = std::move(other.m_path);
return *this;
}
void File::seek(u64 offset) {
fseeko64(this->m_file, offset, SEEK_SET);
}

33
lib/libimhex/source/helpers/logger.cpp Normal file
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@@ -0,0 +1,33 @@
#include <hex/helpers/logger.hpp>
#include <hex/helpers/file.hpp>
#include <hex/helpers/paths.hpp>
#include <hex/helpers/fmt.hpp>
#include <iostream>
namespace hex::log {
static File g_loggerFile;
FILE* getDestination() {
if (g_loggerFile.isValid())
return g_loggerFile.getHandle();
else
return stdout;
}
bool isRedirected() {
return g_loggerFile.isValid();
}
void redirectToFile() {
if (g_loggerFile.isValid()) return;
for (const auto &path : hex::getPath(ImHexPath::Logs)) {
g_loggerFile = File(path / hex::format("{0:%Y%m%d_%H%M%S}.log", fmt::localtime(std::chrono::system_clock::now())), File::Mode::Create);
if (g_loggerFile.isValid()) break;
}
}
}

12
lib/libimhex/source/helpers/paths.cpp
View File

@@ -98,6 +98,11 @@ namespace hex {
return (path / "constants").string();
});
break;
case ImHexPath::Logs:
std::transform(paths.begin(), paths.end(), std::back_inserter(result), [](auto &path){
return (path / "logs").string();
});
break;
default: __builtin_unreachable();
}
#elif defined(OS_MACOS)
@@ -137,6 +142,9 @@ namespace hex {
case ImHexPath::Constants:
result.push_back((applicationSupportDir / "constants").string());
break;
case ImHexPath::Logs:
result.push_back((applicationSupportDir / "logs").string());
break;
default: __builtin_unreachable();
}
#else
@@ -191,6 +199,10 @@ namespace hex {
std::transform(dataDirs.begin(), dataDirs.end(), std::back_inserter(result),
[](auto p) { return (p / "constants").string(); });
break;
case ImHexPath::Logs:
std::transform(dataDirs.begin(), dataDirs.end(), std::back_inserter(result),
[](auto p) { return (p / "logs").string(); });
break;
default: __builtin_unreachable();
}
#endif