thodg/libgit2/cmake/Modules/SelectGSSAPI.cmake

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• Hash : dbc17a7e
  Author :
  Date : 2019-09-21T08:46:08
  

  negotiate: use GSS.framework on macOS

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• cmake/Modules/SelectGSSAPI.cmake

• # 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 "")
  ENDIF()
  

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