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cmake: Make the target name generation code re-usable

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The CMake extension 'generate_inc_file_for_target()' has some code for
generating a unique target name that is needed elsewhere, for instance
by DeviceTree.

Make the code re-usable by refactoring it out into it's own function.

Signed-off-by: Sebastian Bøe <sebastian.boe@nordicsemi.no>
This commit is contained in:
Sebastian Bøe 2018-10-31 14:56:08 +01:00 • committed by Anas Nashif
commit 0f1b6ffbdd
1 changed files with 14 additions and 11 deletions
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25
cmake/extensions.cmake
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@ -355,17 +355,7 @@ function(generate_inc_file_for_target
# targets
# But first create a unique name for the custom target
string(
RANDOM
LENGTH 8
random_chars
)
get_filename_component(basename ${generated_file} NAME)
string(REPLACE "." "_" basename ${basename})
string(REPLACE "@" "_" basename ${basename})
set(generated_target_name "gen_${basename}_${random_chars}")
generate_unique_target_name_from_filename(${generated_file} generated_target_name)
add_custom_target(${generated_target_name} DEPENDS ${generated_file})
generate_inc_file_for_gen_target(${target} ${source_file} ${generated_file} ${generated_target_name} ${ARGN})
@ -1202,3 +1192,16 @@ function(find_appropriate_cache_directory dir)
set(${dir} ${local_dir} PARENT_SCOPE)
endfunction()
function(generate_unique_target_name_from_filename
filename
target_name
)
get_filename_component(basename ${filename} NAME)
string(REPLACE "." "_" x ${basename})
string(REPLACE "@" "_" x ${x})
string(RANDOM LENGTH 8 random_chars)
set(${target_name} gen_${x}_${random_chars} PARENT_SCOPE)
endfunction()