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 libpsl library 25# 26# Input variables: 27# 28# - `LIBPSL_INCLUDE_DIR`: The libpsl include directory. 29# - `LIBPSL_LIBRARY`: Path to `libpsl` library. 30# 31# Result variables: 32# 33# - `LIBPSL_FOUND`: System has libpsl. 34# - `LIBPSL_INCLUDE_DIRS`: The libpsl include directories. 35# - `LIBPSL_LIBRARIES`: The libpsl library names. 36# - `LIBPSL_LIBRARY_DIRS`: The libpsl library directories. 37# - `LIBPSL_PC_REQUIRES`: The libpsl pkg-config packages. 38# - `LIBPSL_CFLAGS`: Required compiler flags. 39# - `LIBPSL_VERSION`: Version of libpsl. 40 41set(LIBPSL_PC_REQUIRES "libpsl") 42 43if(CURL_USE_PKGCONFIG AND 44 NOT DEFINED LIBPSL_INCLUDE_DIR AND 45 NOT DEFINED LIBPSL_LIBRARY) 46 find_package(PkgConfig QUIET) 47 pkg_check_modules(LIBPSL ${LIBPSL_PC_REQUIRES}) 48endif() 49 50if(LIBPSL_FOUND AND LIBPSL_INCLUDE_DIRS) 51 string(REPLACE ";" " " LIBPSL_CFLAGS "${LIBPSL_CFLAGS}") 52 message(STATUS "Found Libpsl (via pkg-config): ${LIBPSL_INCLUDE_DIRS} (found version \"${LIBPSL_VERSION}\")") 53else() 54 find_path(LIBPSL_INCLUDE_DIR NAMES "libpsl.h") 55 find_library(LIBPSL_LIBRARY NAMES "psl" "libpsl") 56 57 unset(LIBPSL_VERSION CACHE) 58 if(LIBPSL_INCLUDE_DIR AND EXISTS "${LIBPSL_INCLUDE_DIR}/libpsl.h") 59 set(_version_regex "#[\t ]*define[\t ]+PSL_VERSION[\t ]+\"([^\"]*)\"") 60 file(STRINGS "${LIBPSL_INCLUDE_DIR}/libpsl.h" _version_str REGEX "${_version_regex}") 61 string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}") 62 set(LIBPSL_VERSION "${_version_str}") 63 unset(_version_regex) 64 unset(_version_str) 65 endif() 66 67 include(FindPackageHandleStandardArgs) 68 find_package_handle_standard_args(Libpsl 69 REQUIRED_VARS 70 LIBPSL_INCLUDE_DIR 71 LIBPSL_LIBRARY 72 VERSION_VAR 73 LIBPSL_VERSION 74 ) 75 76 if(LIBPSL_FOUND) 77 set(LIBPSL_INCLUDE_DIRS ${LIBPSL_INCLUDE_DIR}) 78 set(LIBPSL_LIBRARIES ${LIBPSL_LIBRARY}) 79 endif() 80 81 mark_as_advanced(LIBPSL_INCLUDE_DIR LIBPSL_LIBRARY) 82endif() 83