wireshark/cmake/modules/FindKERBEROS.cmake

91 lines
2.7 KiB
CMake

#
# - Find kerberos
# Find the native KERBEROS includes and library
#
# KERBEROS_INCLUDE_DIRS - where to find krb5.h, etc.
# KERBEROS_LIBRARIES - List of libraries when using krb5.
# KERBEROS_FOUND - True if krb5 found.
# KERBEROS_DLL_DIR - (Windows) Path to the Kerberos DLLs.
# KERBEROS_DLLS - (Windows) List of required Kerberos DLLs.
# HAVE_HEIMDAL_KERBEROS - set if the Kerberos vendor is Heimdal
# HAVE_MIT_KERBEROS - set if the Kerberos vendor is MIT
if(KERBEROS_INCLUDE_DIRS)
# Already in cache, be silent
set(KERBEROS_FIND_QUIETLY TRUE)
endif()
include(FindWSWinLibs)
FindWSWinLibs("kfw-.*" "KERBEROS_HINTS")
if(NOT WIN32)
find_package(PkgConfig)
pkg_search_module(KERBEROS krb5 mit-krb5 heimdal-krb5)
endif()
if(NOT KERBEROS_FOUND)
# Fallback detection if pkg-config files are not installed.
# Note, this fallback will not add k5crypto and com_err libraries on Linux,
# ensure that pkg-config files are installed for full support.
find_path(KERBEROS_INCLUDE_DIR krb5.h
HINTS
"${KERBEROS_HINTS}/include"
)
set(KERBEROS_NAMES krb5 krb5_32 krb5_64)
find_library(KERBEROS_LIBRARY NAMES ${KERBEROS_NAMES}
HINTS
"${KERBEROS_HINTS}/lib"
)
# handle the QUIETLY and REQUIRED arguments and set KERBEROS_FOUND to TRUE if
# all listed variables are TRUE
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(KERBEROS DEFAULT_MSG KERBEROS_LIBRARY KERBEROS_INCLUDE_DIR)
if(KERBEROS_FOUND)
set(KERBEROS_LIBRARIES ${KERBEROS_LIBRARY})
set(KERBEROS_INCLUDE_DIRS ${KERBEROS_INCLUDE_DIR})
else()
set(KERBEROS_LIBRARIES)
set(KERBEROS_INCLUDE_DIRS)
endif()
endif()
# Try to detect the installed Kerberos vendor, assume MIT if it was not Heimdal.
if(KERBEROS_FOUND)
include(CheckSymbolExists)
set(CMAKE_REQUIRED_INCLUDES ${KERBEROS_INCLUDE_DIRS})
set(CMAKE_REQUIRED_LIBRARIES ${KERBEROS_LIBRARIES})
check_symbol_exists("heimdal_version" "krb5.h" HAVE_HEIMDAL_KERBEROS)
set(CMAKE_REQUIRED_INCLUDES)
set(CMAKE_REQUIRED_LIBRARIES)
if(NOT HAVE_HEIMDAL_KERBEROS)
set(HAVE_MIT_KERBEROS 1)
endif()
endif()
if(WIN32)
if(KERBEROS_FOUND)
set(KERBEROS_DLL_DIR "${KERBEROS_HINTS}/bin"
CACHE PATH "Path to the Kerberos DLLs"
)
file(GLOB _kerberos_dlls RELATIVE "${KERBEROS_DLL_DIR}"
"${KERBEROS_DLL_DIR}/comerr??.dll"
"${KERBEROS_DLL_DIR}/krb5_??.dll"
"${KERBEROS_DLL_DIR}/k5sprt??.dll"
)
set(KERBEROS_DLLS ${_kerberos_dlls}
# We're storing filenames only. Should we use STRING instead?
CACHE FILEPATH "Kerberos DLL list"
)
mark_as_advanced(KERBEROS_DLL_DIR KERBEROS_DLLS)
else()
set(KERBEROS_DLL_DIR)
set(KERBEROS_DLLS)
endif()
endif()
mark_as_advanced(KERBEROS_LIBRARIES KERBEROS_INCLUDE_DIRS)