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 Rustls library 25# 26# Input variables: 27# 28# - `RUSTLS_INCLUDE_DIR`: The Rustls include directory. 29# - `RUSTLS_LIBRARY`: Path to `rustls` library. 30# 31# Result variables: 32# 33# - `RUSTLS_FOUND`: System has Rustls. 34# - `RUSTLS_INCLUDE_DIRS`: The Rustls include directories. 35# - `RUSTLS_LIBRARIES`: The Rustls library names. 36# - `RUSTLS_LIBRARY_DIRS`: The Rustls library directories. 37# - `RUSTLS_PC_REQUIRES`: The Rustls pkg-config packages. 38# - `RUSTLS_CFLAGS`: Required compiler flags. 39# - `RUSTLS_VERSION`: Version of Rustls. 40 41set(RUSTLS_PC_REQUIRES "rustls") 42 43if(CURL_USE_PKGCONFIG AND 44 NOT DEFINED RUSTLS_INCLUDE_DIR AND 45 NOT DEFINED RUSTLS_LIBRARY) 46 find_package(PkgConfig QUIET) 47 pkg_check_modules(RUSTLS ${RUSTLS_PC_REQUIRES}) 48endif() 49 50if(RUSTLS_FOUND) 51 string(REPLACE ";" " " RUSTLS_CFLAGS "${RUSTLS_CFLAGS}") 52 message(STATUS "Found Rustls (via pkg-config): ${RUSTLS_INCLUDE_DIRS} (found version \"${RUSTLS_VERSION}\")") 53else() 54 set(RUSTLS_PC_REQUIRES "") # Depend on pkg-config only when found via pkg-config 55 56 find_path(RUSTLS_INCLUDE_DIR NAMES "rustls.h") 57 find_library(RUSTLS_LIBRARY NAMES "rustls") 58 59 include(FindPackageHandleStandardArgs) 60 find_package_handle_standard_args(Rustls 61 REQUIRED_VARS 62 RUSTLS_INCLUDE_DIR 63 RUSTLS_LIBRARY 64 ) 65 66 if(RUSTLS_FOUND) 67 set(RUSTLS_INCLUDE_DIRS ${RUSTLS_INCLUDE_DIR}) 68 set(RUSTLS_LIBRARIES ${RUSTLS_LIBRARY}) 69 endif() 70 71 mark_as_advanced(RUSTLS_INCLUDE_DIR RUSTLS_LIBRARY) 72endif() 73 74if(RUSTLS_FOUND) 75 if(APPLE) 76 find_library(SECURITY_FRAMEWORK NAMES "Security") 77 mark_as_advanced(SECURITY_FRAMEWORK) 78 if(NOT SECURITY_FRAMEWORK) 79 message(FATAL_ERROR "Security framework not found") 80 endif() 81 list(APPEND RUSTLS_LIBRARIES "-framework Security") 82 83 find_library(FOUNDATION_FRAMEWORK NAMES "Foundation") 84 mark_as_advanced(FOUNDATION_FRAMEWORK) 85 if(NOT FOUNDATION_FRAMEWORK) 86 message(FATAL_ERROR "Foundation framework not found") 87 endif() 88 list(APPEND RUSTLS_LIBRARIES "-framework Foundation") 89 elseif(NOT WIN32) 90 find_library(PTHREAD_LIBRARY NAMES "pthread") 91 if(PTHREAD_LIBRARY) 92 list(APPEND RUSTLS_LIBRARIES ${PTHREAD_LIBRARY}) 93 endif() 94 mark_as_advanced(PTHREAD_LIBRARY) 95 96 find_library(DL_LIBRARY NAMES "dl") 97 if(DL_LIBRARY) 98 list(APPEND RUSTLS_LIBRARIES ${DL_LIBRARY}) 99 endif() 100 mark_as_advanced(DL_LIBRARY) 101 102 find_library(MATH_LIBRARY NAMES "m") 103 if(MATH_LIBRARY) 104 list(APPEND RUSTLS_LIBRARIES ${MATH_LIBRARY}) 105 endif() 106 mark_as_advanced(MATH_LIBRARY) 107 endif() 108endif() 109