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#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# SPDX-License-Identifier: curl
#
###########################################################################
# 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_PC_REQUIRES`: The wolfSSL pkg-config packages.
# - `WOLFSSL_CFLAGS`: Required compiler flags.
# - `WOLFSSL_VERSION`: Version of wolfSSL.
if(DEFINED WolfSSL_INCLUDE_DIR AND NOT DEFINED WOLFSSL_INCLUDE_DIR)
message(WARNING "WolfSSL_INCLUDE_DIR is deprecated, use WOLFSSL_INCLUDE_DIR instead.")
set(WOLFSSL_INCLUDE_DIR "${WolfSSL_INCLUDE_DIR}")
endif()
if(DEFINED WolfSSL_LIBRARY AND NOT DEFINED WOLFSSL_LIBRARY)
message(WARNING "WolfSSL_LIBRARY is deprecated, use WOLFSSL_LIBRARY instead.")
set(WOLFSSL_LIBRARY "${WolfSSL_LIBRARY}")
endif()
set(WOLFSSL_PC_REQUIRES "wolfssl")
if(CURL_USE_PKGCONFIG AND
NOT DEFINED WOLFSSL_INCLUDE_DIR AND
NOT DEFINED WOLFSSL_LIBRARY)
find_package(PkgConfig QUIET)
pkg_check_modules(WOLFSSL ${WOLFSSL_PC_REQUIRES})
endif()
if(WOLFSSL_FOUND)
set(WolfSSL_FOUND TRUE)
string(REPLACE ";" " " WOLFSSL_CFLAGS "${WOLFSSL_CFLAGS}")
message(STATUS "Found WolfSSL (via pkg-config): ${WOLFSSL_INCLUDE_DIRS} (found version \"${WOLFSSL_VERSION}\")")
else()
find_path(WOLFSSL_INCLUDE_DIR NAMES "wolfssl/ssl.h")
find_library(WOLFSSL_LIBRARY NAMES "wolfssl")
unset(WOLFSSL_VERSION CACHE)
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()
if(WOLFSSL_FOUND AND NOT WIN32)
find_library(MATH_LIBRARY NAMES "m")
if(MATH_LIBRARY)
list(APPEND WOLFSSL_LIBRARIES ${MATH_LIBRARY}) # for log and pow
endif()
mark_as_advanced(MATH_LIBRARY)
endif()
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