FindWolfSSL.cmake (3664B)
1 #*************************************************************************** 2 # _ _ ____ _ 3 # Project ___| | | | _ \| | 4 # / __| | | | |_) | | 5 # | (__| |_| | _ <| |___ 6 # \___|\___/|_| \_\_____| 7 # 8 # Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 9 # 10 # This software is licensed as described in the file COPYING, which 11 # you should have received as part of this distribution. The terms 12 # are also available at https://curl.se/docs/copyright.html. 13 # 14 # You may opt to use, copy, modify, merge, publish, distribute and/or sell 15 # copies of the Software, and permit persons to whom the Software is 16 # furnished to do so, under the terms of the COPYING file. 17 # 18 # This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 19 # KIND, either express or implied. 20 # 21 # SPDX-License-Identifier: curl 22 # 23 ########################################################################### 24 # Find the wolfSSL library 25 # 26 # Input variables: 27 # 28 # - `WOLFSSL_INCLUDE_DIR`: The wolfSSL include directory. 29 # - `WOLFSSL_LIBRARY`: Path to `wolfssl` library. 30 # 31 # Result variables: 32 # 33 # - `WOLFSSL_FOUND`: System has wolfSSL. 34 # - `WOLFSSL_INCLUDE_DIRS`: The wolfSSL include directories. 35 # - `WOLFSSL_LIBRARIES`: The wolfSSL library names. 36 # - `WOLFSSL_LIBRARY_DIRS`: The wolfSSL library directories. 37 # - `WOLFSSL_PC_REQUIRES`: The wolfSSL pkg-config packages. 38 # - `WOLFSSL_CFLAGS`: Required compiler flags. 39 # - `WOLFSSL_VERSION`: Version of wolfSSL. 40 41 if(DEFINED WolfSSL_INCLUDE_DIR AND NOT DEFINED WOLFSSL_INCLUDE_DIR) 42 message(WARNING "WolfSSL_INCLUDE_DIR is deprecated, use WOLFSSL_INCLUDE_DIR instead.") 43 set(WOLFSSL_INCLUDE_DIR "${WolfSSL_INCLUDE_DIR}") 44 endif() 45 if(DEFINED WolfSSL_LIBRARY AND NOT DEFINED WOLFSSL_LIBRARY) 46 message(WARNING "WolfSSL_LIBRARY is deprecated, use WOLFSSL_LIBRARY instead.") 47 set(WOLFSSL_LIBRARY "${WolfSSL_LIBRARY}") 48 endif() 49 50 set(WOLFSSL_PC_REQUIRES "wolfssl") 51 52 if(CURL_USE_PKGCONFIG AND 53 NOT DEFINED WOLFSSL_INCLUDE_DIR AND 54 NOT DEFINED WOLFSSL_LIBRARY) 55 find_package(PkgConfig QUIET) 56 pkg_check_modules(WOLFSSL ${WOLFSSL_PC_REQUIRES}) 57 endif() 58 59 if(WOLFSSL_FOUND) 60 set(WolfSSL_FOUND TRUE) 61 string(REPLACE ";" " " WOLFSSL_CFLAGS "${WOLFSSL_CFLAGS}") 62 message(STATUS "Found WolfSSL (via pkg-config): ${WOLFSSL_INCLUDE_DIRS} (found version \"${WOLFSSL_VERSION}\")") 63 else() 64 find_path(WOLFSSL_INCLUDE_DIR NAMES "wolfssl/ssl.h") 65 find_library(WOLFSSL_LIBRARY NAMES "wolfssl") 66 67 unset(WOLFSSL_VERSION CACHE) 68 if(WOLFSSL_INCLUDE_DIR AND EXISTS "${WOLFSSL_INCLUDE_DIR}/wolfssl/version.h") 69 set(_version_regex "#[\t ]*define[\t ]+LIBWOLFSSL_VERSION_STRING[\t ]+\"([^\"]*)\"") 70 file(STRINGS "${WOLFSSL_INCLUDE_DIR}/wolfssl/version.h" _version_str REGEX "${_version_regex}") 71 string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}") 72 set(WOLFSSL_VERSION "${_version_str}") 73 unset(_version_regex) 74 unset(_version_str) 75 endif() 76 77 include(FindPackageHandleStandardArgs) 78 find_package_handle_standard_args(WolfSSL 79 REQUIRED_VARS 80 WOLFSSL_INCLUDE_DIR 81 WOLFSSL_LIBRARY 82 VERSION_VAR 83 WOLFSSL_VERSION 84 ) 85 86 if(WOLFSSL_FOUND) 87 set(WOLFSSL_INCLUDE_DIRS ${WOLFSSL_INCLUDE_DIR}) 88 set(WOLFSSL_LIBRARIES ${WOLFSSL_LIBRARY}) 89 endif() 90 91 mark_as_advanced(WOLFSSL_INCLUDE_DIR WOLFSSL_LIBRARY) 92 endif() 93 94 if(WOLFSSL_FOUND AND NOT WIN32) 95 find_library(MATH_LIBRARY NAMES "m") 96 if(MATH_LIBRARY) 97 list(APPEND WOLFSSL_LIBRARIES ${MATH_LIBRARY}) # for log and pow 98 endif() 99 mark_as_advanced(MATH_LIBRARY) 100 endif()