gentoo/dev-libs/protobuf/files/FindJsonCpp.cmake
Paul Zander d8a00c14ed
dev-libs/protobuf: add 28.0, 27.4, 25.4
Signed-off-by: Paul Zander <negril.nx+gentoo@gmail.com>
Signed-off-by: Sam James <sam@gentoo.org>
2024-09-05 03:10:40 +01:00

41 lines
1.6 KiB
CMake

find_path(JsonCpp_INCLUDE_DIR "json/json.h"
PATH_SUFFIXES "jsoncpp"
DOC "jsoncpp include directory")
mark_as_advanced(JsonCpp_INCLUDE_DIR)
find_library(JsonCpp_LIBRARY
NAMES jsoncpp
DOC "jsoncpp library")
mark_as_advanced(JsonCpp_LIBRARY)
if (JsonCpp_INCLUDE_DIR AND EXISTS "${JsonCpp_INCLUDE_DIR}/json/version.h")
file(STRINGS "${JsonCpp_INCLUDE_DIR}/json/version.h" _JsonCpp_version_lines
REGEX "JSONCPP_VERSION_[A-Z]+")
string(REGEX REPLACE ".*# *define +JSONCPP_VERSION_MAJOR +([0-9]+).*" "\\1" _JsonCpp_version_major "${_JsonCpp_version_lines}")
string(REGEX REPLACE ".*# *define +JSONCPP_VERSION_MINOR +([0-9]+).*" "\\1" _JsonCpp_version_minor "${_JsonCpp_version_lines}")
string(REGEX REPLACE ".*# *define +JSONCPP_VERSION_PATCH +([0-9]+).*" "\\1" _JsonCpp_version_patch "${_JsonCpp_version_lines}")
set(JsonCpp_VERSION "${_JsonCpp_version_major}.${_JsonCpp_version_minor}.${_JsonCpp_version_patch}")
unset(_JsonCpp_version_major)
unset(_JsonCpp_version_minor)
unset(_JsonCpp_version_patch)
unset(_JsonCpp_version_lines)
endif ()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(JsonCpp
REQUIRED_VARS JsonCpp_LIBRARY JsonCpp_INCLUDE_DIR
VERSION_VAR JsonCpp_VERSION)
if (JsonCpp_FOUND)
set(JsonCpp_INCLUDE_DIRS "${JsonCpp_INCLUDE_DIR}")
set(JsonCpp_LIBRARIES "${JsonCpp_LIBRARY}")
if (NOT TARGET JsonCpp::JsonCpp)
add_library(JsonCpp::JsonCpp SHARED IMPORTED)
set_target_properties(JsonCpp::JsonCpp PROPERTIES
IMPORTED_LOCATION "${JsonCpp_LIBRARY}"
IMPORTED_IMPLIB "${JsonCpp_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${JsonCpp_INCLUDE_DIR}")
endif ()
endif ()