97 lines
3.1 KiB
CMake
97 lines
3.1 KiB
CMake
# - Try to find LibSSH
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# Once done this will define
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#
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# LIBSSH_FOUND - system has LibSSH
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# LIBSSH_INCLUDE_DIRS - the LibSSH include directory
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# LIBSSH_LIBRARIES - Link these to use LibSSH
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# LIBSSH_DEFINITIONS - Compiler switches required for using LibSSH
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#
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# Copyright (c) 2009 Andreas Schneider <asn@cryptomilk.org>
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#
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# Redistribution and use is allowed according to the terms of the New
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# BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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#
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if (LIBSSH_LIBRARIES AND LIBSSH_INCLUDE_DIRS)
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# in cache already
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set(LIBSSH_FOUND TRUE)
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else (LIBSSH_LIBRARIES AND LIBSSH_INCLUDE_DIRS)
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find_path(LIBSSH_INCLUDE_DIR
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NAMES
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libssh/libssh.h
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PATHS
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/usr/include
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/usr/local/include
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/opt/local/include
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/sw/include
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${CMAKE_INCLUDE_PATH}
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${CMAKE_INSTALL_PREFIX}/include
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)
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find_library(SSH_LIBRARY
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NAMES
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ssh
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libssh
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PATHS
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/usr/lib
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/usr/local/lib
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/opt/local/lib
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/sw/lib
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${CMAKE_LIBRARY_PATH}
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${CMAKE_INSTALL_PREFIX}/lib
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)
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if (LIBSSH_INCLUDE_DIR AND SSH_LIBRARY)
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set(SSH_FOUND TRUE)
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endif (LIBSSH_INCLUDE_DIR AND SSH_LIBRARY)
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set(LIBSSH_INCLUDE_DIRS
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${LIBSSH_INCLUDE_DIR}
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)
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if (SSH_FOUND)
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set(LIBSSH_LIBRARIES
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${LIBSSH_LIBRARIES}
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${SSH_LIBRARY}
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)
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if (LibSSH_FIND_VERSION)
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file(STRINGS ${LIBSSH_INCLUDE_DIR}/libssh/libssh.h LIBSSH_VERSION_MAJOR
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REGEX "#define[ ]+LIBSSH_VERSION_MAJOR[ ]+[0-9]+")
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# Older versions of libssh like libssh-0.2 have LIBSSH_VERSION but not LIBSSH_VERSION_MAJOR
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if (LIBSSH_VERSION_MAJOR)
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string(REGEX MATCH "[0-9]+" LIBSSH_VERSION_MAJOR ${LIBSSH_VERSION_MAJOR})
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file(STRINGS ${LIBSSH_INCLUDE_DIR}/libssh/libssh.h LIBSSH_VERSION_MINOR
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REGEX "#define[ ]+LIBSSH_VERSION_MINOR[ ]+[0-9]+")
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string(REGEX MATCH "[0-9]+" LIBSSH_VERSION_MINOR ${LIBSSH_VERSION_MINOR})
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file(STRINGS ${LIBSSH_INCLUDE_DIR}/libssh/libssh.h LIBSSH_VERSION_PATCH
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REGEX "#define[ ]+LIBSSH_VERSION_MICRO[ ]+[0-9]+")
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string(REGEX MATCH "[0-9]+" LIBSSH_VERSION_PATCH ${LIBSSH_VERSION_PATCH})
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set(LibSSH_VERSION ${LIBSSH_VERSION_MAJOR}.${LIBSSH_VERSION_MINOR}.${LIBSSH_VERSION_PATCH})
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include(FindPackageVersionCheck)
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find_package_version_check(LibSSH DEFAULT_MSG)
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else (LIBSSH_VERSION_MAJOR)
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message(STATUS "LIBSSH_VERSION_MAJOR not found in ${LIBSSH_INCLUDE_DIR}/libssh/libssh.h, assuming libssh is too old")
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set(LIBSSH_FOUND FALSE)
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endif (LIBSSH_VERSION_MAJOR)
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endif (LibSSH_FIND_VERSION)
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endif (SSH_FOUND)
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# If the version is too old, but libs and includes are set,
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# find_package_handle_standard_args will set LIBSSH_FOUND to TRUE again,
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# so we need this if() here.
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if (LIBSSH_FOUND)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(LibSSH DEFAULT_MSG LIBSSH_LIBRARIES LIBSSH_INCLUDE_DIRS)
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endif (LIBSSH_FOUND)
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# show the LIBSSH_INCLUDE_DIRS and LIBSSH_LIBRARIES variables only in the advanced view
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mark_as_advanced(LIBSSH_INCLUDE_DIRS LIBSSH_LIBRARIES)
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endif (LIBSSH_LIBRARIES AND LIBSSH_INCLUDE_DIRS)
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