s2-mod/deps/curl/CMake/FindNGHTTP3.cmake
2025-04-28 23:30:04 -04:00

83 lines
2.9 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 nghttp3 library
#
# Input variables:
#
# - `NGHTTP3_INCLUDE_DIR`: The nghttp3 include directory.
# - `NGHTTP3_LIBRARY`: Path to `nghttp3` library.
#
# Result variables:
#
# - `NGHTTP3_FOUND`: System has nghttp3.
# - `NGHTTP3_INCLUDE_DIRS`: The nghttp3 include directories.
# - `NGHTTP3_LIBRARIES`: The nghttp3 library names.
# - `NGHTTP3_LIBRARY_DIRS`: The nghttp3 library directories.
# - `NGHTTP3_PC_REQUIRES`: The nghttp3 pkg-config packages.
# - `NGHTTP3_CFLAGS`: Required compiler flags.
# - `NGHTTP3_VERSION`: Version of nghttp3.
set(NGHTTP3_PC_REQUIRES "libnghttp3")
if(CURL_USE_PKGCONFIG AND
NOT DEFINED NGHTTP3_INCLUDE_DIR AND
NOT DEFINED NGHTTP3_LIBRARY)
find_package(PkgConfig QUIET)
pkg_check_modules(NGHTTP3 ${NGHTTP3_PC_REQUIRES})
endif()
if(NGHTTP3_FOUND)
string(REPLACE ";" " " NGHTTP3_CFLAGS "${NGHTTP3_CFLAGS}")
message(STATUS "Found NGHTTP3 (via pkg-config): ${NGHTTP3_INCLUDE_DIRS} (found version \"${NGHTTP3_VERSION}\")")
else()
find_path(NGHTTP3_INCLUDE_DIR NAMES "nghttp3/nghttp3.h")
find_library(NGHTTP3_LIBRARY NAMES "nghttp3")
unset(NGHTTP3_VERSION CACHE)
if(NGHTTP3_INCLUDE_DIR AND EXISTS "${NGHTTP3_INCLUDE_DIR}/nghttp3/version.h")
set(_version_regex "#[\t ]*define[\t ]+NGHTTP3_VERSION[\t ]+\"([^\"]*)\"")
file(STRINGS "${NGHTTP3_INCLUDE_DIR}/nghttp3/version.h" _version_str REGEX "${_version_regex}")
string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}")
set(NGHTTP3_VERSION "${_version_str}")
unset(_version_regex)
unset(_version_str)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(NGHTTP3
REQUIRED_VARS
NGHTTP3_INCLUDE_DIR
NGHTTP3_LIBRARY
VERSION_VAR
NGHTTP3_VERSION
)
if(NGHTTP3_FOUND)
set(NGHTTP3_INCLUDE_DIRS ${NGHTTP3_INCLUDE_DIR})
set(NGHTTP3_LIBRARIES ${NGHTTP3_LIBRARY})
endif()
mark_as_advanced(NGHTTP3_INCLUDE_DIR NGHTTP3_LIBRARY)
endif()