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cmake: use built-in file function to create dummy main

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This commit is contained in:
Ivan Grokhotkov 2018-09-12 20:21:38 +08:00
parent c4b0f00985
commit d928465151
1 changed files with 1 additions and 4 deletions
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5
tools/cmake/idf_functions.cmake
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@ -154,10 +154,7 @@ function(idf_add_executable)
# Create a dummy file to work around CMake requirement of having a source
# file while adding an executable
add_executable(${exe_target} "${CMAKE_CURRENT_BINARY_DIR}/dummy_main_src.c")
add_custom_command(OUTPUT dummy_main_src.c
COMMAND echo "" > dummy_main_src.c
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
VERBATIM)
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/dummy_main_src.c)
add_custom_target(dummy_main_src DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/dummy_main_src.c)