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# Copyright (C) The libssh2 project and its contributors.
# SPDX-License-Identifier: BSD-3-Clause
#
###########################################################################
# Find the wolfssl library
#
# Input variables:
#
# WOLFSSL_INCLUDE_DIR The wolfssl include directory
# WOLFSSL_LIBRARY Path to wolfssl library
#
# Result variables:
#
# WOLFSSL_FOUND System has wolfssl
# WOLFSSL_INCLUDE_DIRS The wolfssl include directories
# WOLFSSL_LIBRARIES The wolfssl library names
# WOLFSSL_LIBRARY_DIRS The wolfssl library directories
# WOLFSSL_CFLAGS Required compiler flags
# WOLFSSL_VERSION Version of wolfssl
if((UNIX OR VCPKG_TOOLCHAIN OR (MINGW AND NOT CMAKE_CROSSCOMPILING)) AND
NOT DEFINED WOLFSSL_INCLUDE_DIR AND
NOT DEFINED WOLFSSL_LIBRARY)
find_package(PkgConfig QUIET)
pkg_check_modules(WOLFSSL "wolfssl")
endif()
if(WOLFSSL_FOUND)
string(REPLACE ";" " " WOLFSSL_CFLAGS "${WOLFSSL_CFLAGS}")
message(STATUS "Found WolfSSL (via pkg-config): ${WOLFSSL_INCLUDE_DIRS} (found version \"${WOLFSSL_VERSION}\")")
else()
find_path(WOLFSSL_INCLUDE_DIR NAMES "wolfssl/options.h")
find_library(WOLFSSL_LIBRARY NAMES "wolfssl")
if(WOLFSSL_INCLUDE_DIR AND EXISTS "${WOLFSSL_INCLUDE_DIR}/wolfssl/version.h")
set(_version_regex "#[\t ]*define[\t ]+LIBWOLFSSL_VERSION_STRING[\t ]+\"([^\"]*)\"")
file(STRINGS "${WOLFSSL_INCLUDE_DIR}/wolfssl/version.h" _version_str REGEX "${_version_regex}")
string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}")
set(WOLFSSL_VERSION "${_version_str}")
unset(_version_regex)
unset(_version_str)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(WolfSSL
REQUIRED_VARS
WOLFSSL_INCLUDE_DIR
WOLFSSL_LIBRARY
VERSION_VAR
WOLFSSL_VERSION
)
if(WOLFSSL_FOUND)
set(WOLFSSL_INCLUDE_DIRS ${WOLFSSL_INCLUDE_DIR})
set(WOLFSSL_LIBRARIES ${WOLFSSL_LIBRARY})
endif()
mark_as_advanced(WOLFSSL_INCLUDE_DIR WOLFSSL_LIBRARY)
endif()
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