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Fix CMake dependency error with custom linker scripts #406

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Merged
merged 2 commits into from
Dec 20, 2024
Merged

Fix CMake dependency error with custom linker scripts #406

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68ce1b2
Fix CMake dependency error with custom linker scripts
multiplemonomials Dec 19, 2024
0b9997c
Updates
multiplemonomials Dec 19, 2024
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9 changes: 4 additions & 5 deletions tools/cmake/mbed_set_linker_script.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -60,8 +60,7 @@ function(mbed_setup_linker_script mbed_os_target mbed_baremetal_target target_de
add_custom_command(
OUTPUT
${LINKER_SCRIPT_PATH}
PRE_LINK
COMMAND
COMMAND
${CMAKE_COMMAND} -E echo "Preprocess linker script: ${RAW_LINKER_SCRIPT_NAME} -> ${LINKER_SCRIPT_NAME}"
COMMAND
${CMAKE_C_COMPILER} @${linker_defs_response_file}
Expand Down Expand Up @@ -115,7 +114,7 @@ endfunction(mbed_setup_linker_script)
function(mbed_set_custom_linker_script target new_linker_script_path)

set(RAW_LINKER_SCRIPT_PATHS ${CMAKE_CURRENT_SOURCE_DIR}/${new_linker_script_path})
set(CUSTOM_LINKER_SCRIPT_PATH ${CMAKE_CURRENT_BINARY_DIR}/${target}.link_spript.ld)
set(CUSTOM_LINKER_SCRIPT_PATH ${CMAKE_CURRENT_BINARY_DIR}/${target}.link_script.ld)

# To avoid path limits on Windows, we create a "response file" and set the path to it as a
# global property. We need this solely to pass the compile definitions to GCC's preprocessor,
Expand All @@ -130,7 +129,7 @@ function(mbed_set_custom_linker_script target new_linker_script_path)
${target}
PRE_LINK
COMMAND
${CMAKE_COMMAND} -E echo "Preprocess custom linker script: ${RAW_LINKER_SCRIPT_NAME} -> ${LINKER_SCRIPT_NAME}"
${CMAKE_COMMAND} -E echo "Preprocess custom linker script ${RAW_LINKER_SCRIPT_NAME} to ${LINKER_SCRIPT_NAME}"
COMMAND
${CMAKE_C_COMPILER} @${linker_defs_response_file}
-E -x assembler-with-cpp
Expand All @@ -151,6 +150,6 @@ function(mbed_set_custom_linker_script target new_linker_script_path)
PRIVATE
"-T" "${CUSTOM_LINKER_SCRIPT_PATH}"
)
set_property(TARGET ${target} APPEND PROPERTY LINK_DEPENDS ${CUSTOM_LINKER_SCRIPT_PATH})
set_property(TARGET ${target} APPEND PROPERTY LINK_DEPENDS ${RAW_LINKER_SCRIPT_PATHS})

endfunction(mbed_set_custom_linker_script)
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