CMake: Pass application/test name to post build operation

CMakeLists.txt

@@ -171,6 +171,18 @@ function(mbed_generate_bin_hex target)
     )
 
     if(TARGET mbed-post-build-bin-${MBED_TARGET})
+        # Remove the .elf file to force regenerate the application binaries
+        # (including .bin and .hex). This ensures that the post-build script runs
+        # on a raw application instead of a previous build that already went
+        # through the post-build process once.
+        file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/${target}.elf)
+
+        # Pass the application's name to the Mbed target's post build operation
+        set_target_properties(mbed-post-build-bin-${MBED_TARGET}
+            PROPERTIES
+                application ${target}
+        )
+
         # The artefacts must be created before they can be further manipulated
         add_dependencies(mbed-post-build-bin-${MBED_TARGET} ${target})
 

targets/TARGET_Cypress/scripts/PSOC6.py

@@ -318,29 +318,13 @@ def complete(message_func, elf0, hexf0, hexf1=None):
 
 def merge_action(args):
     """Entry point for the "merge" CLI command."""
-    try:
-        elf_file = list(pathlib.Path(args.artefacts_location).glob("*.elf"))[0]
-        m4hex_file = list(pathlib.Path(args.artefacts_location).glob("*.hex"))[0]
-    except IndexError:
-        raise ArtefactsError(
-            f"Could not find elf and/or hex file in {args.artefacts_location}"
-        )
-
     complete_func(
-        print, elf_file, m4hex_file, args.m0hex
+        print, args.elf, args.m4hex, args.m0hex
     )
 
 
 def sign_action(args):
     """Entry point for the "sign" CLI command."""
-    try:
-        elf_file = list(pathlib.Path(args.artefacts_location).glob("*.elf"))[0]
-        m4hex_file = list(pathlib.Path(args.artefacts_location).glob("*.hex"))[0]
-    except IndexError:
-        raise ArtefactsError(
-            f"Could not find elf and/or hex file in {args.artefacts_location}"
-        )
-
     sign_hex(
         args.build_dir,
         args.m0hex_filename,
@@ -350,8 +334,8 @@ def sign_action(args):
         args.boot_scheme,
         args.cm0_img_id,
         args.cm4_img_id,
-        elf_file,
-        m4hex_file,
+        args.elf,
+        args.m4hex,
         args.m0hex
     )
 
@@ -368,7 +352,10 @@ def parse_args():
         "merge", help="Merge Cortex-M4 and Cortex-M0 HEX files."
     )
     merge_subcommand.add_argument(
-        "--artefacts-location", required=True, help="the path to the application artefacts."
+        "--elf", required=True, help="the application ELF file."
+    )
+    merge_subcommand.add_argument(
+        "--m4hex", required=True, help="the path to the Cortex-M4 HEX to merge."
     )
     merge_subcommand.add_argument(
         "--m0hex", help="the path to the Cortex-M0 HEX to merge."
@@ -400,7 +387,10 @@ def parse_args():
         "--cm4-img-id", type=int, help="the Cortex-M4 image ID."
     )
     sign_subcommand.add_argument(
-        "--artefacts-location", required=True, help="the path to the application artefacts."
+        "--elf", required=True, help="the application ELF file."
+    )
+    sign_subcommand.add_argument(
+        "--m4hex", required=True, help="the path to the Cortex-M4 HEX to merge."
     )
     sign_subcommand.add_argument(
         "--m0hex", help="the path to the Cortex-M0 HEX to merge."

targets/TARGET_Cypress/scripts/mbed_set_post_build_cypress.cmake

@@ -22,14 +22,16 @@ function(mbed_post_build_psoc6_merge_hex mbed_target_name)
         set(post_build_command
             COMMAND ${Python3_EXECUTABLE} ${MBED_PATH}/targets/TARGET_Cypress/scripts/PSOC6.py
                 merge
-                --artefacts-location ${CMAKE_BINARY_DIR}
+                --elf ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.elf
+                --m4hex ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.hex
                 --m0hex ${cortex_m0_hex}
         )
     else()
         set(post_build_command
             COMMAND ${Python3_EXECUTABLE} ${MBED_PATH}/targets/TARGET_Cypress/scripts/PSOC6.py
                 merge
-                --artefacts-location ${CMAKE_BINARY_DIR}
+                --elf ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.elf
+                --m4hex ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.hex
         )
     endif()
 
@@ -61,7 +63,8 @@ function(mbed_post_build_psoc6_sign_image
             --boot-scheme ${boot_scheme}
             --cm0-img-id ${cm0_img_id}
             --cm4-img-id ${cm4_img_id}
-            --artefacts-location ${CMAKE_BINARY_DIR}
+            --elf ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.elf
+            --m4hex ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.hex
             --m0hex ${cortex_m0_hex}
     )
 

targets/TARGET_NXP/scripts/LPC.py

@@ -24,7 +24,6 @@
 the first 8 locations in sector 0 of the flash. If the result is 0, then execution control is
 transferred to the user code.
 """
-import pathlib
 import os
 import sys
 from struct import unpack, pack
@@ -53,13 +52,10 @@ def is_patched(bin_path):
 
 
 if __name__ == "__main__":
-    artefacts_location = sys.argv[1]
-
-    try:
-        binary = list(pathlib.Path(artefacts_location).glob("*.bin"))[0]
-    except IndexError:
+    binary = sys.argv[1]
+    if not os.path.isfile(binary):
         raise ArtefactsError(
-            f"Could not find binary file in {artefacts_location}"
+            f"Could not find binary file {binary}"
         )
 
     print("LPC Patch: %s" % os.path.split(binary)[1])

targets/TARGET_NXP/scripts/mbed_set_post_build_nxp.cmake

@@ -11,7 +11,7 @@ function(mbed_post_build_lpc_patch_vtable mbed_target_name)
 
     set(post_build_command
         COMMAND ${Python3_EXECUTABLE} ${MBED_PATH}/targets/TARGET_NXP/scripts/LPC.py
-        ${CMAKE_BINARY_DIR}
+        ${CMAKE_BINARY_DIR}/$<TARGET_PROPERTY:mbed-post-build-bin-${mbed_target_name},application>.bin
     )
 
     mbed_set_post_build_operation()