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cmake_minimum_required(VERSION 3.26)
project(CustomCommandExplicitDepends C)
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/command-option.h"
COMMAND "${CMAKE_COMMAND}" -E touch
"${CMAKE_CURRENT_BINARY_DIR}/command-option.h"
COMMENT "Creating command-option.h"
DEPENDS_EXPLICIT_ONLY
)
set(CMAKE_ADD_CUSTOM_COMMAND_DEPENDS_EXPLICIT_ONLY ON)
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/command-variable-on.h"
COMMAND "${CMAKE_COMMAND}" -E touch
"${CMAKE_CURRENT_BINARY_DIR}/command-variable-on.h"
COMMENT "Creating command-variable-on.h"
)
set(CMAKE_ADD_CUSTOM_COMMAND_DEPENDS_EXPLICIT_ONLY OFF)
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/command-variable-off.h"
COMMAND "${CMAKE_COMMAND}" -E touch
"${CMAKE_CURRENT_BINARY_DIR}/command-variable-off.h"
COMMENT "Creating command-variable-off.h"
)
add_library(dep SHARED dep.c)
add_library(top SHARED
top.c
"${CMAKE_CURRENT_BINARY_DIR}/command-option.h"
"${CMAKE_CURRENT_BINARY_DIR}/command-variable-on.h"
"${CMAKE_CURRENT_BINARY_DIR}/command-variable-off.h"
)
target_link_libraries(top PRIVATE dep)
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