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CMake/Tests/LinkDirectory/CMakeLists.txt
T
Brad King f53bd6f450 Tests: Bump CMake minimum required in tests to 3.5
CMake 3.27 deprecates compatibility with CMake < 3.5.  Update tests that
do not cover older interfaces to avoid the deprecation warning.

Follow the pattern from:

* commit 7b07ccdd2b (Tests/*Only: Update cmake_minimum_required versions,
                     2020-06-15, v3.19.0-rc1~629^2~1)

* commit 72e7c45e98 (Tests: Bump CMake minimum required in tests to 2.8.12,
                     2020-12-22, v3.20.0-rc1~224^2)

* commit f6b4db365a (Tests: bump cmake_minimum_required version to 2.8.12,
                     2021-04-04, v3.21.0-rc1~372^2)

Also remove explicit `cmake_policy` settings made redundant by the
version.
2023-03-01 16:36:54 -05:00

46 lines
1.8 KiB
CMake

cmake_minimum_required(VERSION 3.5)
project(LinkDirectory C)
# Put the subproject source tree in our build tree so it can refer to
# link directories relative to its source.
if(NOT "${LinkDirectory_SOURCE_DIR}" STREQUAL "${LinkDirectory_BINARY_DIR}")
file(COPY External/ DESTINATION External PATTERN CVS EXCLUDE)
endif()
# Build a library into the subproject source tree.
add_library(mylibA STATIC mylibA.c)
set_property(TARGET mylibA PROPERTY
ARCHIVE_OUTPUT_DIRECTORY "${LinkDirectory_BINARY_DIR}/External/lib")
# Build a library into our build tree relative to the subproject build tree.
add_library(mylibB STATIC mylibB.c)
set_property(TARGET mylibB PROPERTY
ARCHIVE_OUTPUT_DIRECTORY "${LinkDirectory_BINARY_DIR}/lib")
# Create a custom target to drive the subproject build.
include(ExternalProject)
ExternalProject_Add(ExternalTarget
SOURCE_DIR "${LinkDirectory_BINARY_DIR}/External"
BINARY_DIR "${LinkDirectory_BINARY_DIR}/External-build"
CMAKE_ARGS "-DCMAKE_RUNTIME_OUTPUT_DIRECTORY=${LinkDirectory_BINARY_DIR}/bin"
PREFIX "${LinkDirectory_BINARY_DIR}/External-build/root"
DOWNLOAD_COMMAND ""
INSTALL_COMMAND ""
)
# Add a step to wipe out the subproject executable after our libraries
# change. This is needed because the subproject cannot depend on them
# directly because it does not know the full paths to the libraries.
# (The purpose of this test is to check that link_directories works.)
ExternalProject_Add_Step(ExternalTarget cleanup
COMMAND ${CMAKE_COMMAND} -E rm -rf ${LinkDirectory_BINARY_DIR}/bin
DEPENDEES download
DEPENDERS configure
DEPENDS mylibA mylibB
"${LinkDirectory_BINARY_DIR}/External/CMakeLists.txt"
"${LinkDirectory_BINARY_DIR}/External/myexe.c"
)
# Make the subproject build after our targets.
add_dependencies(ExternalTarget mylibA mylibB)