Installer: Address review comments

Correctly set permissions on mac installer and create a missing folder

CMakeModules/BuildInstaller.cmake

@@ -4,7 +4,7 @@ if(WIN32)
     set(PLATFORM "windows")
 elseif(APPLE)
     set(PLATFORM "mac")
-elseif(LINUX)
+elseif(UNIX)
     set(PLATFORM "linux")
 else()
     message(FATAL_ERROR "Cannot build installer for this unsupported platform")
@@ -13,16 +13,26 @@ endif()
 set(DIST_DIR "${BUILD_DIR}/dist")
 set(ARCHIVE "${PLATFORM}.7z")
 
+file(MAKE_DIRECTORY ${BUILD_DIR})
 file(MAKE_DIRECTORY ${DIST_DIR})
 file(DOWNLOAD https://github.com/citra-emu/ext-windows-bin/raw/master/qtifw/${ARCHIVE}
     "${BUILD_DIR}/${ARCHIVE}" SHOW_PROGRESS)
 execute_process(COMMAND ${CMAKE_COMMAND} -E tar xf "${BUILD_DIR}/${ARCHIVE}"
     WORKING_DIRECTORY "${BUILD_DIR}/")
 
+set(TARGET_NAME "citra-setup-${PLATFORM}")
 set(CONFIG_FILE "${SRC_DIR}/config/config_${PLATFORM}.xml")
 set(INSTALLER_BASE "${BUILD_DIR}/installerbase_${PLATFORM}")
 set(BINARY_CREATOR "${BUILD_DIR}/binarycreator_${PLATFORM}")
 set(PACKAGES_DIR "${BUILD_DIR}/packages")
 file(MAKE_DIRECTORY ${PACKAGES_DIR})
 
+if (UNIX OR APPLE)
+    execute_process(COMMAND chmod 744 ${BINARY_CREATOR})
+endif()
+
 execute_process(COMMAND ${BINARY_CREATOR} -t ${INSTALLER_BASE} -n -c ${CONFIG_FILE} -p ${PACKAGES_DIR} ${TARGET_FILE})
+
+if (APPLE)
+    execute_process(COMMAND chmod 744 ${TARGET_FILE}.app/Contents/MacOS/${TARGET_NAME})
+endif()

dist/installer/CMakeLists.txt

@@ -3,13 +3,14 @@ if(WIN32)
     set(PLATFORM "windows")
 elseif(APPLE)
     set(PLATFORM "mac")
-elseif(LINUX)
+elseif(UNIX)
     set(PLATFORM "linux")
 endif()
 
 set(BUILD_DIR "${CMAKE_BINARY_DIR}/installer")
 set(DIST_DIR "${BUILD_DIR}/dist")
 set(TARGET_FILE "${DIST_DIR}/citra-setup-${PLATFORM}")
+file(MAKE_DIRECTORY ${BUILD_DIR})
 
 # Adds a custom target that will run the BuildInstaller.cmake file
 # CMake can't just run a cmake function as a custom command, so this is a way around it.