60 lines
2.0 KiB
CMake
60 lines
2.0 KiB
CMake
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# Copyright (C) The libssh2 project and its contributors.
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# SPDX-License-Identifier: BSD-3-Clause
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#
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###########################################################################
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# Find the libgcrypt library
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#
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# Input variables:
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#
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# LIBGCRYPT_INCLUDE_DIR The libgcrypt include directory
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# LIBGCRYPT_LIBRARY Path to libgcrypt library
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#
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# Result variables:
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#
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# LIBGCRYPT_FOUND System has libgcrypt
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# LIBGCRYPT_INCLUDE_DIRS The libgcrypt include directories
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# LIBGCRYPT_LIBRARIES The libgcrypt library names
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# LIBGCRYPT_LIBRARY_DIRS The libgcrypt library directories
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# LIBGCRYPT_CFLAGS Required compiler flags
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# LIBGCRYPT_VERSION Version of libgcrypt
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if((UNIX OR VCPKG_TOOLCHAIN OR (MINGW AND NOT CMAKE_CROSSCOMPILING)) AND
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NOT DEFINED LIBGCRYPT_INCLUDE_DIR AND
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NOT DEFINED LIBGCRYPT_LIBRARY)
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find_package(PkgConfig QUIET)
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pkg_check_modules(LIBGCRYPT "libgcrypt")
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endif()
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if(LIBGCRYPT_FOUND)
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string(REPLACE ";" " " LIBGCRYPT_CFLAGS "${LIBGCRYPT_CFLAGS}")
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message(STATUS "Found Libgcrypt (via pkg-config): ${LIBGCRYPT_INCLUDE_DIRS} (found version \"${LIBGCRYPT_VERSION}\")")
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else()
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find_path(LIBGCRYPT_INCLUDE_DIR NAMES "gcrypt.h")
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find_library(LIBGCRYPT_LIBRARY NAMES "gcrypt" "libgcrypt")
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if(LIBGCRYPT_INCLUDE_DIR AND EXISTS "${LIBGCRYPT_INCLUDE_DIR}/gcrypt.h")
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set(_version_regex "#[\t ]*define[\t ]+GCRYPT_VERSION[\t ]+\"([^\"]*)\"")
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file(STRINGS "${LIBGCRYPT_INCLUDE_DIR}/gcrypt.h" _version_str REGEX "${_version_regex}")
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string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}")
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set(LIBGCRYPT_VERSION "${_version_str}")
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unset(_version_regex)
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unset(_version_str)
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Libgcrypt
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REQUIRED_VARS
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LIBGCRYPT_INCLUDE_DIR
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LIBGCRYPT_LIBRARY
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VERSION_VAR
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LIBGCRYPT_VERSION
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)
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if(LIBGCRYPT_FOUND)
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set(LIBGCRYPT_INCLUDE_DIRS ${LIBGCRYPT_INCLUDE_DIR})
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set(LIBGCRYPT_LIBRARIES ${LIBGCRYPT_LIBRARY})
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endif()
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mark_as_advanced(LIBGCRYPT_INCLUDE_DIR LIBGCRYPT_LIBRARY)
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endif()
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