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support dynamic library too

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generate export header needed and install it
This commit is contained in:
ClausKlein 2021-02-14 23:44:26 +01:00
parent 7f36b7cb86
commit 0bad72b51e
4 changed files with 37 additions and 21 deletions
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23
CMakeLists.txt
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@ -20,7 +20,7 @@ endif()
# ---- Project settings ----
option(BUILD_SHARED_LIBS "Create shared libraries if ON" OFF)
option(BUILD_SHARED_LIBS "Create shared libraries if ON" YES)
if(NOT DEFINED CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 20)
@ -28,6 +28,10 @@ if(NOT DEFINED CMAKE_CXX_STANDARD)
set(CMAKE_CXX_EXTENSIONS NO)
endif()
# Set default visibility to hidden for all targets
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
set(CMAKE_VISIBILITY_INLINES_HIDDEN YES)
# ---- Add dependencies via CPM ----
# see https://github.com/cpm-cmake/CPM.cmake for more info
@ -78,9 +82,10 @@ endif()
target_link_libraries(Greeter PRIVATE $<BUILD_INTERFACE:fmt::fmt-header-only>)
# OR: target_link_libraries(Greeter PUBLIC fmt::fmt)
set(INCLUDE_INSTALL_DIR include/${PROJECT_NAME}-${PROJECT_VERSION})
target_include_directories(
Greeter PUBLIC $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include/${PROJECT_NAME}-${PROJECT_VERSION}>
Greeter BEFORE PUBLIC $<BUILD_INTERFACE: ${PROJECT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${INCLUDE_INSTALL_DIR}>
)
# ---- Create an installable target ----
@ -89,6 +94,14 @@ target_include_directories(
# the location where the project's version header will be placed should match the project's regular
# header paths
string(TOLOWER ${PROJECT_NAME}/version.h VERSION_HEADER_LOCATION)
string(TOLOWER ${PROJECT_NAME}/greeter_export.h EXPORT_HEADER_LOCATION)
# TODO: should be done in packageProject()
include(GenerateExportHeader)
generate_export_header(
${PROJECT_NAME} EXPORT_FILE_NAME PackageProjectInclude/${EXPORT_HEADER_LOCATION}
)
# Note: the export header will be installed while installing the version header! CK
packageProject(
NAME ${PROJECT_NAME}
@ -96,8 +109,8 @@ packageProject(
NAMESPACE ${PROJECT_NAME}
BINARY_DIR ${PROJECT_BINARY_DIR}
INCLUDE_DIR ${PROJECT_SOURCE_DIR}/include
INCLUDE_DESTINATION include/${PROJECT_NAME}-${PROJECT_VERSION}
INCLUDE_DESTINATION ${INCLUDE_INSTALL_DIR}
VERSION_HEADER "${VERSION_HEADER_LOCATION}"
COMPATIBILITY SameMajorVersion
# NOTE: not needed DEPENDENCIES "fmt 7.1.3"
# Note: not needed DEPENDENCIES "fmt 7.1.3"
)