thodg/libgit2/cmake/Modules/FindGSSAPI.cmake
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Hash : 315cb38e
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Date : 2014-07-31T18:43:20
Add GSSAPI support for SPNEGO/Kerberos auth over HTTP
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cmake/Modules/FindGSSAPI.cmake
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# - Try to find GSSAPI # Once done this will define # # KRB5_CONFIG - Path to krb5-config # GSSAPI_ROOT_DIR - Set this variable to the root installation of GSSAPI # # Read-Only variables: # GSSAPI_FLAVOR_MIT - set to TURE if MIT Kerberos has been found # GSSAPI_FLAVOR_HEIMDAL - set to TRUE if Heimdal Keberos has been found # GSSAPI_FOUND - system has GSSAPI # GSSAPI_INCLUDE_DIR - the GSSAPI include directory # GSSAPI_LIBRARIES - Link these to use GSSAPI # GSSAPI_DEFINITIONS - Compiler switches required for using GSSAPI # #============================================================================= # Copyright (c) 2013 Andreas Schneider <asn@cryptomilk.org> # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # find_path(GSSAPI_ROOT_DIR NAMES include/gssapi.h include/gssapi/gssapi.h HINTS ${_GSSAPI_ROOT_HINTS} PATHS ${_GSSAPI_ROOT_PATHS} ) mark_as_advanced(GSSAPI_ROOT_DIR) if (UNIX) find_program(KRB5_CONFIG NAMES krb5-config PATHS ${GSSAPI_ROOT_DIR}/bin /opt/local/bin) mark_as_advanced(KRB5_CONFIG) if (KRB5_CONFIG) # Check if we have MIT KRB5 execute_process( COMMAND ${KRB5_CONFIG} --vendor RESULT_VARIABLE _GSSAPI_VENDOR_RESULT OUTPUT_VARIABLE _GSSAPI_VENDOR_STRING) if (_GSSAPI_VENDOR_STRING MATCHES ".*Massachusetts.*") set(GSSAPI_FLAVOR_MIT TRUE) else() execute_process( COMMAND ${KRB5_CONFIG} --libs gssapi RESULT_VARIABLE _GSSAPI_LIBS_RESULT OUTPUT_VARIABLE _GSSAPI_LIBS_STRING) if (_GSSAPI_LIBS_STRING MATCHES ".*roken.*") set(GSSAPI_FLAVOR_HEIMDAL TRUE) endif() endif() # Get the include dir execute_process( COMMAND ${KRB5_CONFIG} --cflags gssapi RESULT_VARIABLE _GSSAPI_INCLUDE_RESULT OUTPUT_VARIABLE _GSSAPI_INCLUDE_STRING) string(REGEX REPLACE "(\r?\n)+$" "" _GSSAPI_INCLUDE_STRING "${_GSSAPI_INCLUDE_STRING}") string(REGEX REPLACE " *-I" "" _GSSAPI_INCLUDEDIR "${_GSSAPI_INCLUDE_STRING}") endif() if (NOT GSSAPI_FLAVOR_MIT AND NOT GSSAPI_FLAVOR_HEIMDAL) # Check for HEIMDAL find_package(PkgConfig) if (PKG_CONFIG_FOUND) pkg_check_modules(_GSSAPI heimdal-gssapi) endif (PKG_CONFIG_FOUND) if (_GSSAPI_FOUND) set(GSSAPI_FLAVOR_HEIMDAL TRUE) else() find_path(_GSSAPI_ROKEN NAMES roken.h PATHS ${GSSAPI_ROOT_DIR}/include ${_GSSAPI_INCLUDEDIR}) if (_GSSAPI_ROKEN) set(GSSAPI_FLAVOR_HEIMDAL TRUE) endif() endif () endif() endif (UNIX) find_path(GSSAPI_INCLUDE_DIR NAMES gssapi.h gssapi/gssapi.h PATHS ${GSSAPI_ROOT_DIR}/include ${_GSSAPI_INCLUDEDIR} ) if (GSSAPI_FLAVOR_MIT) find_library(GSSAPI_LIBRARY NAMES gssapi_krb5 PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(KRB5_LIBRARY NAMES krb5 PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(K5CRYPTO_LIBRARY NAMES k5crypto PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(COM_ERR_LIBRARY NAMES com_err PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) if (GSSAPI_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${GSSAPI_LIBRARY} ) endif (GSSAPI_LIBRARY) if (KRB5_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${KRB5_LIBRARY} ) endif (KRB5_LIBRARY) if (K5CRYPTO_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${K5CRYPTO_LIBRARY} ) endif (K5CRYPTO_LIBRARY) if (COM_ERR_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${COM_ERR_LIBRARY} ) endif (COM_ERR_LIBRARY) endif (GSSAPI_FLAVOR_MIT) if (GSSAPI_FLAVOR_HEIMDAL) find_library(GSSAPI_LIBRARY NAMES gssapi PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(KRB5_LIBRARY NAMES krb5 PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(HCRYPTO_LIBRARY NAMES hcrypto PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(COM_ERR_LIBRARY NAMES com_err PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(HEIMNTLM_LIBRARY NAMES heimntlm PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(HX509_LIBRARY NAMES hx509 PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(ASN1_LIBRARY NAMES asn1 PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(WIND_LIBRARY NAMES wind PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) find_library(ROKEN_LIBRARY NAMES roken PATHS ${GSSAPI_ROOT_DIR}/lib ${_GSSAPI_LIBDIR} ) if (GSSAPI_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${GSSAPI_LIBRARY} ) endif (GSSAPI_LIBRARY) if (KRB5_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${KRB5_LIBRARY} ) endif (KRB5_LIBRARY) if (HCRYPTO_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${HCRYPTO_LIBRARY} ) endif (HCRYPTO_LIBRARY) if (COM_ERR_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${COM_ERR_LIBRARY} ) endif (COM_ERR_LIBRARY) if (HEIMNTLM_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${HEIMNTLM_LIBRARY} ) endif (HEIMNTLM_LIBRARY) if (HX509_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${HX509_LIBRARY} ) endif (HX509_LIBRARY) if (ASN1_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${ASN1_LIBRARY} ) endif (ASN1_LIBRARY) if (WIND_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${WIND_LIBRARY} ) endif (WIND_LIBRARY) if (ROKEN_LIBRARY) set(GSSAPI_LIBRARIES ${GSSAPI_LIBRARIES} ${WIND_LIBRARY} ) endif (ROKEN_LIBRARY) endif (GSSAPI_FLAVOR_HEIMDAL) include(FindPackageHandleStandardArgs) find_package_handle_standard_args(GSSAPI DEFAULT_MSG GSSAPI_LIBRARIES GSSAPI_INCLUDE_DIR) if (GSSAPI_INCLUDE_DIRS AND GSSAPI_LIBRARIES) set(GSSAPI_FOUND TRUE) endif (GSSAPI_INCLUDE_DIRS AND GSSAPI_LIBRARIES) # show the GSSAPI_INCLUDE_DIRS and GSSAPI_LIBRARIES variables only in the advanced view mark_as_advanced(GSSAPI_INCLUDE_DIRS GSSAPI_LIBRARIES)