Allow disabling .app bundles on Mac

CMakeLists.txt

@@ -37,6 +37,7 @@ option(WITH_GUI_TESTS "Enable building of GUI tests" OFF)
 option(WITH_DEV_BUILD "Use only for development. Disables/warns about deprecated methods." OFF)
 option(WITH_ASAN "Enable address sanitizer checks (Linux only)" OFF)
 option(WITH_COVERAGE "Use to build with coverage tests (GCC only)." OFF)
+option(WITH_APP_BUNDLE "Enable Application Bundle for OS X" ON)
 
 option(WITH_XC_AUTOTYPE "Include Auto-Type." ON)
 option(WITH_XC_HTTP "Include KeePassHTTP and Custom Icon Downloads." OFF)
@@ -77,6 +78,10 @@ endmacro(add_gcc_compiler_flags)
 
 add_definitions(-DQT_NO_EXCEPTIONS -DQT_STRICT_ITERATORS -DQT_NO_CAST_TO_ASCII)
 
+if(WITH_APP_BUNDLE)
+  add_definitions(-DWITH_APP_BUNDLE)
+endif()
+
 add_gcc_compiler_flags("-fno-common")
 add_gcc_compiler_flags("-Wall -Wextra -Wundef -Wpointer-arith -Wno-long-long")
 add_gcc_compiler_flags("-Wformat=2 -Wmissing-format-attribute")
@@ -164,13 +169,13 @@ if(MINGW)
   endif()
 endif()
 
-if(APPLE OR MINGW)
+if(APPLE AND WITH_APP_BUNDLE OR MINGW)
   set(PROGNAME KeePassXC)
 else()
   set(PROGNAME keepassxc)
 endif()
 
-if(APPLE AND "${CMAKE_INSTALL_PREFIX}" STREQUAL "/usr/local")
+if(APPLE AND WITH_APP_BUNDLE AND "${CMAKE_INSTALL_PREFIX}" STREQUAL "/usr/local")
   set(CMAKE_INSTALL_PREFIX "/Applications")
 endif()
 
@@ -179,7 +184,7 @@ if(MINGW)
   set(BIN_INSTALL_DIR    ".")
   set(PLUGIN_INSTALL_DIR ".")
   set(DATA_INSTALL_DIR   "share")
-elseif(APPLE)
+elseif(APPLE AND WITH_APP_BUNDLE)
   set(CLI_INSTALL_DIR    "/usr/local/bin")
   set(BIN_INSTALL_DIR    ".")
   set(PLUGIN_INSTALL_DIR "${PROGNAME}.app/Contents/PlugIns")