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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 Rustls library
#
# Input variables:
#
# - `RUSTLS_INCLUDE_DIR`: Absolute path to Rustls include directory.
# - `RUSTLS_LIBRARY`: Absolute path to `rustls` library.
#
# Defines:
#
# - `RUSTLS_FOUND`: System has Rustls.
# - `RUSTLS_VERSION`: Version of Rustls.
# - `CURL::rustls`: Rustls library target.
set(_rustls_pc_requires "rustls")
if(CURL_USE_PKGCONFIG AND
NOT DEFINED RUSTLS_INCLUDE_DIR AND
NOT DEFINED RUSTLS_LIBRARY)
find_package(PkgConfig QUIET)
pkg_check_modules(_rustls ${_rustls_pc_requires})
endif()
if(_rustls_FOUND)
set(Rustls_FOUND TRUE)
set(RUSTLS_FOUND TRUE)
set(RUSTLS_VERSION ${_rustls_VERSION})
message(STATUS "Found Rustls (via pkg-config): ${_rustls_INCLUDE_DIRS} (found version \"${RUSTLS_VERSION}\")")
else()
set(_rustls_pc_requires "") # Depend on pkg-config only when found via pkg-config
find_path(RUSTLS_INCLUDE_DIR NAMES "rustls.h")
find_library(RUSTLS_LIBRARY NAMES "rustls")
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Rustls
REQUIRED_VARS
RUSTLS_INCLUDE_DIR
RUSTLS_LIBRARY
)
if(RUSTLS_FOUND)
set(_rustls_INCLUDE_DIRS ${RUSTLS_INCLUDE_DIR})
set(_rustls_LIBRARIES ${RUSTLS_LIBRARY})
endif()
mark_as_advanced(RUSTLS_INCLUDE_DIR RUSTLS_LIBRARY)
endif()
if(RUSTLS_FOUND)
if(APPLE)
find_library(SECURITY_FRAMEWORK NAMES "Security")
mark_as_advanced(SECURITY_FRAMEWORK)
if(NOT SECURITY_FRAMEWORK)
message(FATAL_ERROR "Security framework not found")
endif()
list(APPEND _rustls_LIBRARIES "-framework Security")
find_library(FOUNDATION_FRAMEWORK NAMES "Foundation")
mark_as_advanced(FOUNDATION_FRAMEWORK)
if(NOT FOUNDATION_FRAMEWORK)
message(FATAL_ERROR "Foundation framework not found")
endif()
list(APPEND _rustls_LIBRARIES "-framework Foundation")
elseif(NOT WIN32)
find_library(PTHREAD_LIBRARY NAMES "pthread")
if(PTHREAD_LIBRARY)
list(APPEND _rustls_LIBRARIES ${PTHREAD_LIBRARY})
endif()
mark_as_advanced(PTHREAD_LIBRARY)
find_library(DL_LIBRARY NAMES "dl")
if(DL_LIBRARY)
list(APPEND _rustls_LIBRARIES ${DL_LIBRARY})
endif()
mark_as_advanced(DL_LIBRARY)
find_library(MATH_LIBRARY NAMES "m")
if(MATH_LIBRARY)
list(APPEND _rustls_LIBRARIES ${MATH_LIBRARY})
endif()
mark_as_advanced(MATH_LIBRARY)
endif()
if(CMAKE_VERSION VERSION_LESS 3.13)
link_directories(${_rustls_LIBRARY_DIRS})
endif()
if(NOT TARGET CURL::rustls)
add_library(CURL::rustls INTERFACE IMPORTED)
set_target_properties(CURL::rustls PROPERTIES
INTERFACE_LIBCURL_PC_MODULES "${_rustls_pc_requires}"
INTERFACE_COMPILE_OPTIONS "${_rustls_CFLAGS}"
INTERFACE_INCLUDE_DIRECTORIES "${_rustls_INCLUDE_DIRS}"
INTERFACE_LINK_DIRECTORIES "${_rustls_LIBRARY_DIRS}"
INTERFACE_LINK_LIBRARIES "${_rustls_LIBRARIES}")
endif()
endif()
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