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Fix getting CURL via FetchContent #161

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Fix getting CURL via FetchContent #161

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21 changes: 19 additions & 2 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,7 @@ add_subdirectory(extras)
# Seems simple.

message(STATUS "Looking for CURL")
find_package(CURL REQUIRED)
find_package(CURL)

if(CURL_FOUND)
message(STATUS "Found CURL version: ${CURL_VERSION_STRING}")
Expand All @@ -79,7 +79,24 @@ else()
message(STATUS "Fetching CURL")
include(FetchContent)
FetchContent_Declare(CURL GIT_REPOSITORY https://github.com/curl/curl.git)
FetchContent_MakeAvailable(CURL)
FetchContent_GetProperties(CURL)
if(NOT CURL_POPULATED)
FetchContent_Populate(CURL)
set(BUILD_CURL_EXE OFF CACHE BOOL "Disable building CURL executable")
set(BUILD_STATIC_CURL ON CACHE BOOL "Build CURL staticly")

set(BUILD_SHARED_LIBS_PREV ${BUILD_SHARED_LIBS})
set(BUILD_STATIC_LIBS_PREV ${BUILD_STATIC_LIBS})
set(BUILD_SHARED_LIBS OFF CACHE BOOL "Disable building shared libs")
set(BUILD_STATIC_LIBS ON CACHE BOOL "Enable building static libs")
add_subdirectory(${curl_SOURCE_DIR} ${curl_BINARY_DIR})
set(BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS_PREV} CACHE BOOL "Restore BUILD_SHARED_LIBS" FORCE)
set(BUILD_STATIC_LIBS ${BUILD_STATIC_LIBS_PREV} CACHE BOOL "Restore BUILD_STATIC_LIBS" FORCE)
unset(BUILD_SHARED_LIBS_PREV)
unset(BUILD_STATIC_LIBS_PREV)
endif()
set(CURL_INCLUDE_DIRS "${curl_SOURCE_DIR}/include")
set(CURL_LIBRARIES "libcurl")
endif()

# All following targets should search these directories for headers
Expand Down