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Merge pull request #1330 from ax3l/topic-installEmbed

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CMake: Optional Install if Embedded
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Niels Lohmann 2019-03-13 11:13:09 +01:00 committed by GitHub
commit d39842e68f
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2 changed files with 34 additions and 27 deletions
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3
CMakeLists.txt
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@ -16,6 +16,7 @@ include(ExternalProject)
## OPTIONS
##
option(JSON_BuildTests "Build the unit tests when BUILD_TESTING is enabled." ON)
option(JSON_Install "Install CMake targets during install step." ON)
option(JSON_MultipleHeaders "Use non-amalgamated version of the library." OFF)
##
@ -96,6 +97,7 @@ configure_file(
@ONLY
)
if(JSON_Install)
install(
DIRECTORY ${NLOHMANN_JSON_INCLUDE_BUILD_DIR}
DESTINATION ${NLOHMANN_JSON_INCLUDE_INSTALL_DIR}
@ -125,3 +127,4 @@ install(
NAMESPACE ${PROJECT_NAME}::
DESTINATION ${NLOHMANN_JSON_CONFIG_INSTALL_DIR}
)
endif()

4
README.md
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@ -100,6 +100,10 @@ To embed the library directly into an existing CMake project, place the entire s
# run from your own project's code.
set(JSON_BuildTests OFF CACHE INTERNAL "")
# If you only include this third party in PRIVATE source files, you do not
# need to install it when your main project gets installed.
# set(JSON_Install OFF CACHE INTERNAL "")
# Don't use include(nlohmann_json/CMakeLists.txt) since that carries with it
# unintended consequences that will break the build. It's generally
# discouraged (although not necessarily well documented as such) to use