subsurface/cmake/Modules/HandleFindGit2.cmake

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# more libraries with special handling in case we build them ourselves
if(LIBGIT2_FROM_PKGCONFIG)
pkg_config_library(LIBGIT2 libgit2 REQUIRED)
set(LIBGIT2_LIBRARIES "")
if(USE_LIBGIT23_API)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_LIBGIT23_API")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_LIBGIT23_API")
if(ANDROID)
# for Android we need to force a static link against ssl and crypto
# this is a bit hacky, but it seems to work
set(LIBGIT2_LIBRARIES ${LIBGIT2_LIBRARIES} ${LIBGIT2_LIBRARY_DIRS}/libssl.a ${LIBGIT2_LIBRARY_DIRS}/libcrypto.a)
endif()
if(FORCE_LIBSSH)
pkg_config_library(LIBSSH2 libssh2 REQUIRED)
set(LIBGIT2_LIBRARIES ${LIBGIT2_LIBRARIES} ${LIBSSH2_LIBRARIES})
endif()
endif()
else()
find_package(LIBGIT2 REQUIRED)
include_directories(${LIBGIT2_INCLUDE_DIR})
if(USE_LIBGIT23_API)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_LIBGIT23_API")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_LIBGIT23_API")
if(FORCE_LIBSSH)
find_package(Libssh2 QUIET CONFIG)
if ("${LIBSSH2_VERSION}" STRGREATER "1.6.1")
set(LIBSSH2_LIBRARIES Libssh2::libssh2)
endif()
if(!LIBSSH2_FOUND OR "${LIBSSH2_FOUND}" STREQUAL "")
pkg_config_library(LIBSSH2 libssh2 REQUIRED)
endif()
endif()
find_package(libcurl QUIET)
if(!LIBCURL_FOUND OR "${LIBCURL_FOUND}" STREQUAL "")
pkg_config_library(LIBCURL libcurl REQUIRED)
endif()
set(LIBGIT2_LIBRARIES ${LIBGIT2_LIBRARIES} -L${LIBSSH2_LIBRARY_DIRS} ${LIBSSH2_LIBRARIES} ${LIBCURL_LIBRARIES})
endif()
endif()