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build: add function add_target

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It's a combination of add_custom_target and add_custom_command that does
what most users probably expect should happen.

This also fixes `make clean` removing files tracked by git.
This commit is contained in:
dundargoc
2024-04-06 15:40:23 +02:00
committed by dundargoc
parent be2a4b52b9
commit 624de849de
2 changed files with 42 additions and 32 deletions
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27
cmake/Util.cmake
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@ -148,6 +148,33 @@ function(add_glob_target)
add_custom_target(${ARG_TARGET} DEPENDS ${touch_list})
endfunction()
# A wrapper function that combines add_custom_command and add_custom_target. It
# essentially models the "make" dependency where a target is only rebuilt if
# any dependencies have been changed.
#
# Important to note is that `DEPENDS` is a bit misleading; it should not only
# specify dependencies but also the files that are being generated/output
# files in order to work correctly.
function(add_target)
cmake_parse_arguments(ARG
""
""
"COMMAND;DEPENDS;CUSTOM_COMMAND_ARGS"
${ARGN}
)
set(target ${ARGV0})
set(touch_file ${TOUCHES_DIR}/${target})
add_custom_command(
OUTPUT ${touch_file}
COMMAND ${CMAKE_COMMAND} -E touch ${touch_file}
COMMAND ${CMAKE_COMMAND} -E env "VIMRUNTIME=${NVIM_RUNTIME_DIR}" ${ARG_COMMAND}
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
DEPENDS ${ARG_DEPENDS}
${ARG_CUSTOM_COMMAND_ARGS})
add_custom_target(${target} DEPENDS ${touch_file})
endfunction()
# Set default build type to BUILD_TYPE. Also limit the list of allowable build
# types to the ones defined in variable allowableBuildTypes.
#