qtestcrashhandler_unix.cpp File Reference

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#include <QtTest/private/qtestcrashhandler_p.h>
#include <QtCore/qbytearray.h>
#include <QtCore/qstring.h>
#include <QtCore/private/qcore_unix_p.h>
#include <QtTest/qtestcase.h>
#include <QtTest/private/qtestlog_p.h>
#include <charconv>
#include <string_view>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <signal.h>
#include <time.h>
#include <sys/mman.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <unistd.h>
#include <sys/resource.h>

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Namespaces
namespace	QTest
	[15]
namespace	QTest::CrashHandler

Macros
#define	_PATH_DEFPATH   "/usr/bin:/bin"
#define	SIGSTKSZ   0 /* we have code to set the minimum */
#define	SA_RESETHAND   0
#define	OUR_SIGNALS(F)
#define	CASE_LABEL(S)
#define	ENUMERATE_SIGNALS(S)

Typedefs
using	ucontext_t = void
using	OldActionsArray = std::array<struct sigaction, fatalSignals.size()>

Functions
static const char *	signalName (int signum) noexcept
template<typename... Args>
static ssize_t	writeToStderr (Args &&... args)
static void	QTest::CrashHandler::actionHandler (int signum, siginfo_t *info, void *)
bool	QTest::CrashHandler::alreadyDebugging ()
static bool	QTest::CrashHandler::hasSystemCrashReporter ()
void	QTest::CrashHandler::maybeDisableCoreDump ()
void	QTest::CrashHandler::prepareStackTrace ()
void	QTest::CrashHandler::printTestRunTime ()
static quintptr	QTest::CrashHandler::getProgramCounter (void *ucontext)
void	QTest::CrashHandler::generateStackTrace (quintptr ip)
void	QTest::CrashHandler::blockUnixSignals ()
static std::string_view	QTest::CrashHandler::unixSignalCodeToName (int signo, int code) noexcept
template<typename T>
static std::enable_if_t< sizeof(std::declval< T >().si_pid)+sizeof(std::declval< T >().si_uid) >=1 >	QTest::CrashHandler::printSentSignalInfo (T *info)
static void	QTest::CrashHandler::printSentSignalInfo (...)
template<typename T>
static std::enable_if_t< sizeof(std::declval< T >().si_addr) >=1 >	QTest::CrashHandler::printCrashingSignalInfo (T *info, quintptr pc)
static void	QTest::CrashHandler::printCrashingSignalInfo (...)
static void	QTest::CrashHandler::regularHandler (int signum)
static auto	QTest::CrashHandler::alternateStackSize () noexcept

Variables
static constexpr std::array	fatalSignals
static constexpr std::array	crashingSignals
static Q_CONSTINIT OldActionsArray	QTest::CrashHandler::oldActions {}
static bool	QTest::CrashHandler::pauseOnCrash = false
static DebuggerProgram	QTest::CrashHandler::debugger = None

Macro Definition Documentation

_PATH_DEFPATH

#define _PATH_DEFPATH   "/usr/bin:/bin"

Definition at line 69 of file qtestcrashhandler_unix.cpp.

CASE_LABEL

#define CASE_LABEL

(

S

)

Value:

case SIG ## S:  return QT_STRINGIFY(S);

Definition at line 94 of file qtestcrashhandler_unix.cpp.

ENUMERATE_SIGNALS

#define ENUMERATE_SIGNALS

(

S

)

Value:

SIG ## S,

Definition at line 95 of file qtestcrashhandler_unix.cpp.

OUR_SIGNALS

#define OUR_SIGNALS

(

F

)

Value:

            F(HUP)              \
            F(INT)              \
            F(QUIT)             \
            F(ABRT)             \
            F(ILL)              \
            F(BUS)              \
            F(FPE)              \
            F(SEGV)             \
            F(PIPE)             \
            F(TERM)             \

Definition at line 82 of file qtestcrashhandler_unix.cpp.

SA_RESETHAND

#define SA_RESETHAND   0

Definition at line 75 of file qtestcrashhandler_unix.cpp.

SIGSTKSZ

#define SIGSTKSZ   0 /* we have code to set the minimum */

Definition at line 72 of file qtestcrashhandler_unix.cpp.

Typedef Documentation

OldActionsArray

typedef std::array< struct sigaction, fatalSignals.size()> OldActionsArray = std::array<struct sigaction, fatalSignals.size()>

Definition at line 125 of file qtestcrashhandler_unix.cpp.

ucontext_t

using ucontext_t = void

Definition at line 43 of file qtestcrashhandler_unix.cpp.

Function Documentation

signalName()

const char * signalName ( int signum )

staticnoexcept

Definition at line 96 of file qtestcrashhandler_unix.cpp.

Referenced by org.qtproject.qt.android.QtQuickView::connectSignalListener(), org.qtproject.qt.android.QtQuickViewContent::connectSignalListener(), and org.qtproject.qt.android.QtSignalListener< T >::onSignalEmitted().

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writeToStderr()

template<typename... Args>

ssize_t writeToStderr ( Args &&... args )

static

Definition at line 127 of file qtestcrashhandler_unix.cpp.

Variable Documentation

crashingSignals

constexpr std::array crashingSignals

staticconstexpr

Initial value:

= {
    
    
    
    
    
    
    SIGILL, SIGBUS, SIGFPE, SIGSEGV
}

Definition at line 116 of file qtestcrashhandler_unix.cpp.

fatalSignals

constexpr std::array fatalSignals

staticconstexpr

Initial value:

= {
 
}

Definition at line 110 of file qtestcrashhandler_unix.cpp.