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# Select the backend to use
# We try to find any packages our backends might use
FIND_PACKAGE(GSSAPI)
IF (CMAKE_SYSTEM_NAME MATCHES "Darwin")
INCLUDE(FindGSSFramework)
ENDIF()
# Auto-select GSS backend
IF (USE_GSSAPI STREQUAL ON)
IF (GSSFRAMEWORK_FOUND)
SET(GSS_BACKEND "GSS.framework")
ELSEIF(GSSAPI_FOUND)
SET(GSS_BACKEND "gssapi")
ELSE()
MESSAGE(FATAL_ERROR "Unable to autodetect a usable GSS backend."
"Please pass the backend name explicitly (-DUSE_GSS=backend)")
ENDIF()
ELSEIF(USE_GSSAPI)
# Backend was explicitly set
SET(GSS_BACKEND ${USE_GSSAPI})
ELSE()
SET(GSS_BACKEND NO)
ENDIF()
IF(GSS_BACKEND)
# Check that we can find what's required for the selected backend
IF (GSS_BACKEND STREQUAL "GSS.framework")
IF (NOT GSSFRAMEWORK_FOUND)
MESSAGE(FATAL_ERROR "Asked for GSS.framework backend, but it wasn't found")
ENDIF()
LIST(APPEND LIBGIT2_LIBS ${GSSFRAMEWORK_LIBRARIES})
SET(GIT_GSSFRAMEWORK 1)
ADD_FEATURE_INFO(SPNEGO GIT_GSSFRAMEWORK "SPNEGO authentication support (${GSS_BACKEND})")
ELSEIF (GSS_BACKEND STREQUAL "gssapi")
IF (NOT GSSAPI_FOUND)
MESSAGE(FATAL_ERROR "Asked for gssapi GSS backend, but it wasn't found")
ENDIF()
LIST(APPEND LIBGIT2_LIBS ${GSSAPI_LIBRARIES})
SET(GIT_GSSAPI 1)
ADD_FEATURE_INFO(SPNEGO GIT_GSSAPI "SPNEGO authentication support (${GSS_BACKEND})")
ELSE()
MESSAGE(FATAL_ERROR "Asked for backend ${GSS_BACKEND} but it wasn't found")
ENDIF()
ELSE()
SET(GIT_GSSAPI 0)
ADD_FEATURE_INFO(SPNEGO NO "SPNEGO authentication support")
ENDIF()
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