Merge pull request #30 from All-Your-Locks-Are-Belong-To-Us/fix/linke…

…r-map-generation

Fix Linker Map Generation For macOS

cmake/linker-map.cmake

@@ -0,0 +1,12 @@
+set(command ${CMAKE_C_COMPILER} ${flags} -Wl,--version)
+
+
+function(add_linker_map_for_target TARGET)
+    if (APPLE)
+        # LLVM only understands this flag.
+        # The map output differs from GNU ld.
+        target_link_options(${TARGET} PRIVATE "-Wl,-map,${TARGET}.map")
+    else()
+        target_link_options(${TARGET} PRIVATE "-Wl,-Map=${TARGET}.map")
+    endif()
+endfunction()

examples/CMakeLists.txt

@@ -1,12 +1,13 @@
+include(../cmake/linker-map.cmake)
 #######################################
 # NFC example
 
 add_executable(nfc nfc.c)
-target_link_options(nfc PRIVATE "-Wl,-Map=nfc.map")
+add_linker_map_for_target(nfc)
 target_link_libraries(nfc ${PRODUCT_NAME})
 
 add_executable(nfc_simulator nfc_simulator.c)
-target_link_options(nfc_simulator PRIVATE "-Wl,-Map=nfc.map")
+add_linker_map_for_target(nfc_simulator)
 target_link_libraries(nfc_simulator ${PRODUCT_NAME})
 
 #######################################

examples/measurements/CMakeLists.txt

@@ -1,8 +1,10 @@
+include(../../cmake/linker-map.cmake)
+
 set(measurement_dependencies gpio.c)
 
 function(add_measurement name)
     add_executable(${name} "${name}.c" ${measurement_dependencies})
-    target_link_options(${name} PRIVATE "-Wl,-Map=${name}.map")
+    add_linker_map_for_target(${name})
     target_link_libraries(${name} ${PRODUCT_NAME})
 endfunction()