LLVM: lib/Support/Signals.cpp File Reference (original) (raw)

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Functions
static std::array< CallbackAndCookie, MaxSignalHandlerCallbacks > &	CallBacksToRun ()

static void	insertSignalHandler (sys::SignalHandlerCallback FnPtr, void *Cookie)

static bool	findModulesAndOffsets (void StackTrace, int Depth, const char Modules, intptr_t Offsets, const char MainExecutableName, StringSaver &StrPool)

static FormattedNumber	format_ptr (void *PC)
	Format a pointer value as hexadecimal.

static LLVM_ATTRIBUTE_USED bool	printSymbolizedStackTrace (StringRef Argv0, void **StackTrace, int Depth, llvm::raw_ostream &OS)
	Helper that launches llvm-symbolizer and symbolizes a backtrace.

static bool	printMarkupContext (raw_ostream &OS, const char *MainExecutableName)

static LLVM_ATTRIBUTE_USED bool	printMarkupStackTrace (StringRef Argv0, void **StackTrace, int Depth, raw_ostream &OS)

Variables
static bool	DisableSymbolicationFlag = false

static ManagedStatic< std::string >	CrashDiagnosticsDirectory

constexpr char	DisableSymbolizationEnv [] = "LLVM_DISABLE_SYMBOLIZATION"

constexpr char	LLVMSymbolizerPathEnv [] = "LLVM_SYMBOLIZER_PATH"

constexpr char	EnableSymbolizerMarkupEnv [] = "LLVM_ENABLE_SYMBOLIZER_MARKUP"

static constexpr size_t	MaxSignalHandlerCallbacks = 8

◆ CallBacksToRun()

◆ findModulesAndOffsets()

static bool findModulesAndOffsets ( void ** StackTrace, int Depth, const char ** Modules, intptr_t * Offsets, const char * MainExecutableName, StringSaver & StrPool )	static

◆ format_ptr()

◆ insertSignalHandler()

◆ printMarkupContext()

◆ printMarkupStackTrace()

◆ printSymbolizedStackTrace()

Helper that launches llvm-symbolizer and symbolizes a backtrace.

Definition at line 142 of file Signals.cpp.

References Allocator, llvm::SmallString< InternalLen >::c_str(), llvm::StringRef::contains(), llvm::sys::fs::createTemporaryFile(), llvm::Depth, DisableSymbolicationFlag, DisableSymbolizationEnv, llvm::StringRef::empty(), llvm::sys::ExecuteAndWait(), llvm::sys::fs::exists(), findModulesAndOffsets(), llvm::sys::findProgramByName(), llvm::format_hex(), format_ptr(), llvm::formatv(), llvm::MemoryBuffer::getFile(), llvm::sys::fs::getMainExecutable(), LLVMSymbolizerPathEnv, OS, llvm::sys::path::parent_path(), llvm::right_justify(), llvm::StringRef::split(), llvm::StringRef::starts_with(), and llvm::SmallString< InternalLen >::str().

◆ CrashDiagnosticsDirectory

◆ DisableSymbolicationFlag

bool DisableSymbolicationFlag = false	static

◆ DisableSymbolizationEnv

constexpr char DisableSymbolizationEnv[] = "LLVM_DISABLE_SYMBOLIZATION"	constexpr

◆ EnableSymbolizerMarkupEnv

constexpr char EnableSymbolizerMarkupEnv[] = "LLVM_ENABLE_SYMBOLIZER_MARKUP"	constexpr

◆ LLVMSymbolizerPathEnv

constexpr char LLVMSymbolizerPathEnv[] = "LLVM_SYMBOLIZER_PATH"	constexpr

◆ MaxSignalHandlerCallbacks

constexpr size_t MaxSignalHandlerCallbacks = 8	staticconstexpr