mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-05 04:49:21 +00:00
4cfc196680
This commit adds new CMake APIs for the build system, viz., idf_build_add_post_elf_dependency() and idf_build_get_post_elf_dependencies(). These APIs allow components to add post-ELF processing hooks before the binary file is generated. Closes https://github.com/espressif/esp-idf/issues/17251
45 lines
2.0 KiB
Python
45 lines
2.0 KiB
Python
# SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
from pathlib import Path
|
|
|
|
from test_build_system_helpers import append_to_file
|
|
from test_build_system_helpers import get_snapshot
|
|
from test_build_system_helpers import run_cmake_and_build
|
|
|
|
|
|
def test_post_elf_dependency_runs_before_bin(test_app_copy: Path) -> None:
|
|
"""
|
|
Verify idf_build_add_post_elf_dependency(<elf_filename> <dep_target>) adds a post-ELF step
|
|
prior to BIN generation.
|
|
"""
|
|
cmake_snippet = '\n'.join(
|
|
[
|
|
'idf_build_get_property(elf_target EXECUTABLE GENERATOR_EXPRESSION)',
|
|
'add_custom_command(OUTPUT "${CMAKE_BINARY_DIR}/postelf_file"',
|
|
' COMMAND ${CMAKE_COMMAND} -E sleep 1',
|
|
' COMMAND ${CMAKE_COMMAND} -E touch "${CMAKE_BINARY_DIR}/postelf_file"',
|
|
' DEPENDS "$<TARGET_FILE:$<GENEX_EVAL:${elf_target}>>")',
|
|
'add_custom_target(my_postelf DEPENDS "${CMAKE_BINARY_DIR}/postelf_file")',
|
|
'idf_build_add_post_elf_dependency("${CMAKE_PROJECT_NAME}.elf" my_postelf)',
|
|
]
|
|
)
|
|
|
|
append_to_file('main/CMakeLists.txt', f'\n# post-elf test injection\n{cmake_snippet}\n')
|
|
|
|
run_cmake_and_build('-G', 'Ninja', str(test_app_copy))
|
|
|
|
elf_file = test_app_copy / 'build' / 'build_test_app.elf'
|
|
postelf_file = test_app_copy / 'build' / 'postelf_file'
|
|
bin_timestamp = test_app_copy / 'build' / '.bin_timestamp'
|
|
|
|
assert elf_file.exists(), 'ELF file must exist'
|
|
assert postelf_file.exists(), 'post-elf file must be created'
|
|
assert bin_timestamp.exists(), 'bin timestamp must exist'
|
|
|
|
snap = get_snapshot([str(elf_file), str(postelf_file), str(bin_timestamp)])
|
|
mtimes = dict(snap.info)
|
|
assert mtimes[str(postelf_file)] > mtimes[str(elf_file)], 'post-ELF file must be created after ELF file'
|
|
assert mtimes[str(bin_timestamp)] > mtimes[str(postelf_file)], (
|
|
'Binary generation must occur after post-ELF dependency'
|
|
)
|