Use KCrash.

CMakeLists.txt

 project(kshisen)
 
 cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
-
 set(QT_MIN_VERSION "5.2.0")
+set(KF5_MIN_VERSION "5.15.0")
 
 find_package(ECM 1.7.0 REQUIRED NO_MODULE)
 
 set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 
 find_package(Qt5 ${QT_MIN_VERSION} REQUIRED NO_MODULE COMPONENTS Core Gui)
-find_package(KF5 REQUIRED COMPONENTS DBusAddons XmlGui Config DocTools)
+find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
+    Config
+    Crash
+    DBusAddons
+    DocTools
+    XmlGui
+)
 
 include(FeatureSummary)
 include(ECMAddAppIcon)
@@ -26,13 +32,15 @@ include(KDECMakeSettings)
 find_package(KF5KMahjongglib REQUIRED)
 find_package(KF5KDEGames 4.9.0 REQUIRED)
 
-add_definitions(-DQT_USE_FAST_CONCATENATION
-                -DQT_USE_FAST_OPERATOR_PLUS
-                -DQT_NO_CAST_FROM_ASCII
-                -DQT_NO_CAST_TO_ASCII
-                -DQT_NO_CAST_FROM_BYTEARRAY
-                -DQT_NO_URL_CAST_FROM_STRING
-                -DQT_USE_QSTRINGBUILDER)
+add_definitions(
+    -DQT_USE_FAST_CONCATENATION
+    -DQT_USE_FAST_OPERATOR_PLUS
+    -DQT_NO_CAST_FROM_ASCII
+    -DQT_NO_CAST_TO_ASCII
+    -DQT_NO_CAST_FROM_BYTEARRAY
+    -DQT_NO_URL_CAST_FROM_STRING
+    -DQT_USE_QSTRINGBUILDER
+)
 
 add_subdirectory(src)
 add_subdirectory(sounds)
@@ -42,16 +50,15 @@ install(PROGRAMS org.kde.kshisen.desktop DESTINATION ${KDE_INSTALL_APPDIR})
 install(FILES org.kde.kshisen.appdata.xml DESTINATION ${KDE_INSTALL_METAINFODIR})
 
 ecm_install_icons(ICONS
-                  128-apps-kshisen.png
-                  64-apps-kshisen.png
-                  48-apps-kshisen.png
-                  32-apps-kshisen.png
-                  22-apps-kshisen.png
-                  16-apps-kshisen.png
-                  DESTINATION ${KDE_INSTALL_ICONDIR}
-                  THEME hicolor)
+    128-apps-kshisen.png
+    64-apps-kshisen.png
+    48-apps-kshisen.png
+    32-apps-kshisen.png
+    22-apps-kshisen.png
+    16-apps-kshisen.png
+    DESTINATION ${KDE_INSTALL_ICONDIR}
+    THEME hicolor
+)
 
 ########### Display Summary ###############
-feature_summary(WHAT ALL
-                INCLUDE_QUIET_PACKAGES
-                FATAL_ON_MISSING_REQUIRED_PACKAGES)
+feature_summary(WHAT ALL INCLUDE_QUIET_PACKAGES FATAL_ON_MISSING_REQUIRED_PACKAGES)

src/CMakeLists.txt

 set(kshisen_SRCS
-    main.cpp
+    app.cpp
     board.cpp
-    app.cpp)
+    main.cpp
+)
 
 ki18n_wrap_ui(kshisen_SRCS settings.ui)
 
@@ -10,13 +11,15 @@ kconfig_add_kcfg_files(kshisen_SRCS prefs.kcfgc)
 add_executable(kshisen ${kshisen_SRCS})
 
 target_link_libraries(kshisen
-                      Qt5::Gui
-                      KF5::XmlGui
-                      KF5::I18n
-                      KF5KDEGames
-                      KF5KDEGamesPrivate
-                      KF5KMahjongglib
-                      KF5::DBusAddons)
+    Qt5::Gui
+    KF5::Crash
+    KF5::DBusAddons
+    KF5::I18n
+    KF5::XmlGui
+    KF5KDEGames
+    KF5KDEGamesPrivate
+    KF5KMahjongglib
+)
 
 install(TARGETS kshisen ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})
 

src/main.cpp

@@ -24,6 +24,7 @@
 
 // KDE
 #include <KAboutData>
+#include <KCrash>
 #include <KDBusService>
 #include <KLocalizedString>
 #include <Kdelibs4ConfigMigrator>
@@ -57,6 +58,7 @@ int main(int argc, char ** argv)
     aboutData.addCredit(i18n("Jason Lane"), i18n("Added 'tiles removed' counter<br/>Tile smooth-scaling and window resizing"), QStringLiteral("jglane@btopenworld.com"));
     aboutData.addCredit(i18n("Thanks also to everyone who should be listed here but is not!"));
     KAboutData::setApplicationData(aboutData);
+    KCrash::initialize();
 
     QCommandLineParser parser;
     parser.addVersionOption();