third_party_nghttp2/cmake/FindLibnghttp3.cmake
2021-08-22 23:54:29 +09:00

42 lines
1.4 KiB
CMake

# - Try to find libnghttp3
# Once done this will define
# LIBNGHTTP3_FOUND - System has libnghttp3
# LIBNGHTTP3_INCLUDE_DIRS - The libnghttp3 include directories
# LIBNGHTTP3_LIBRARIES - The libraries needed to use libnghttp3
find_package(PkgConfig QUIET)
pkg_check_modules(PC_LIBNGHTTP3 QUIET libnghttp3)
find_path(LIBNGHTTP3_INCLUDE_DIR
NAMES nghttp3/nghttp3.h
HINTS ${PC_LIBNGHTTP3_INCLUDE_DIRS}
)
find_library(LIBNGHTTP3_LIBRARY
NAMES nghttp3
HINTS ${PC_LIBNGHTTP3_LIBRARY_DIRS}
)
if(LIBNGHTTP3_INCLUDE_DIR)
set(_version_regex "^#define[ \t]+NGHTTP3_VERSION[ \t]+\"([^\"]+)\".*")
file(STRINGS "${LIBNGHTTP3_INCLUDE_DIR}/nghttp3/version.h"
LIBNGHTTP3_VERSION REGEX "${_version_regex}")
string(REGEX REPLACE "${_version_regex}" "\\1"
LIBNGHTTP3_VERSION "${LIBNGHTTP3_VERSION}")
unset(_version_regex)
endif()
include(FindPackageHandleStandardArgs)
# handle the QUIETLY and REQUIRED arguments and set LIBNGHTTP3_FOUND
# to TRUE if all listed variables are TRUE and the requested version
# matches.
find_package_handle_standard_args(Libnghttp3 REQUIRED_VARS
LIBNGHTTP3_LIBRARY LIBNGHTTP3_INCLUDE_DIR
VERSION_VAR LIBNGHTTP3_VERSION)
if(LIBNGHTTP3_FOUND)
set(LIBNGHTTP3_LIBRARIES ${LIBNGHTTP3_LIBRARY})
set(LIBNGHTTP3_INCLUDE_DIRS ${LIBNGHTTP3_INCLUDE_DIR})
endif()
mark_as_advanced(LIBNGHTTP3_INCLUDE_DIR LIBNGHTTP3_LIBRARY)