curl/CMake/FindLibPSL.cmake
Viktor Szakats 4e2f3641f8
cmake: add missing version detection to Find modules
- use `pkg-config` version when available and where it wasn't yet used.

- add manual version detection for dependencies where this is possible
  (via a public header) and where it wasn't done yet.

Closes #14548
2024-08-16 16:53:44 +02:00

73 lines
2.2 KiB
CMake

#***************************************************************************
# _ _ ____ _
# 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 libpsl library
#
# Result Variables:
#
# LIBPSL_FOUND System has libpsl
# LIBPSL_INCLUDE_DIRS The libpsl include directories
# LIBPSL_LIBRARIES The libpsl library names
# LIBPSL_VERSION Version of libpsl
if(CURL_USE_PKGCONFIG)
find_package(PkgConfig QUIET)
pkg_search_module(PC_LIBPSL "libpsl")
endif()
find_path(LIBPSL_INCLUDE_DIR "libpsl.h"
HINTS
${PC_LIBPSL_INCLUDEDIR}
${PC_LIBPSL_INCLUDE_DIRS}
)
find_library(LIBPSL_LIBRARY NAMES "psl" "libpsl"
HINTS
${PC_LIBPSL_LIBDIR}
${PC_LIBPSL_LIBRARY_DIRS}
)
if(PC_LIBPSL_VERSION)
set(LIBPSL_VERSION ${PC_LIBPSL_VERSION})
elseif(LIBPSL_INCLUDE_DIR)
file(STRINGS "${LIBPSL_INCLUDE_DIR}/libpsl.h" _libpsl_version_str REGEX "^#define[\t ]+PSL_VERSION[\t ]+\"(.*)\"")
string(REGEX REPLACE "^.*\"([^\"]+)\"" "\\1" LIBPSL_VERSION "${_libpsl_version_str}")
unset(_libpsl_version_str)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(LibPSL
REQUIRED_VARS
LIBPSL_INCLUDE_DIR
LIBPSL_LIBRARY
VERSION_VAR
LIBPSL_VERSION
)
if(LIBPSL_FOUND)
set(LIBPSL_INCLUDE_DIRS ${LIBPSL_INCLUDE_DIR})
set(LIBPSL_LIBRARIES ${LIBPSL_LIBRARY})
endif()
mark_as_advanced(LIBPSL_INCLUDE_DIR LIBPSL_LIBRARY)