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graphengine/cmake/external_libs/json.cmake

35 lines
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if (HAVE_JSON)
return()
endif()
include(ExternalProject)
set(JSON_SRC_DIR ${CMAKE_BINARY_DIR}/opensrc/json/include)
if (GE_PB_PKG)
set(REQ_URL "${GE_PB_PKG}/libs/ge_nlohmann_json/include.zip")
set(MD5 "0dc903888211db3a0f170304cd9f3a89")
set(JSON_INCLUDE_DIR ${JSON_SRC_DIR})
else()
set(REQ_URL "https://github.com/nlohmann/json/releases/download/v3.6.1/include.zip")
set(MD5 "0dc903888211db3a0f170304cd9f3a89")
set(JSON_INCLUDE_DIR ${JSON_SRC_DIR})
endif ()
ExternalProject_Add(json_build
URL ${REQ_URL}
#URL /home/txd/workspace/cloud_code/pkg/include.zip
SOURCE_DIR ${JSON_SRC_DIR}
TLS_VERIFY OFF
CONFIGURE_COMMAND ""
BUILD_COMMAND ""
INSTALL_COMMAND ""
EXCLUDE_FROM_ALL TRUE
)
add_library(json INTERFACE)
target_include_directories(json INTERFACE ${JSON_INCLUDE_DIR})
add_dependencies(json json_build)
#set(HAVE_JSON TRUE CACHE BOOL "json build add")
set(HAVE_JSON TRUE)