1# - Try to find libngtcp2 2# Once done this will define 3# LIBNGTCP2_FOUND - System has libngtcp2 4# LIBNGTCP2_INCLUDE_DIRS - The libngtcp2 include directories 5# LIBNGTCP2_LIBRARIES - The libraries needed to use libngtcp2 6 7find_package(PkgConfig QUIET) 8pkg_check_modules(PC_LIBNGTCP2 QUIET libngtcp2) 9 10find_path(LIBNGTCP2_INCLUDE_DIR 11 NAMES ngtcp2/ngtcp2.h 12 HINTS ${PC_LIBNGTCP2_INCLUDE_DIRS} 13) 14find_library(LIBNGTCP2_LIBRARY 15 NAMES ngtcp2 16 HINTS ${PC_LIBNGTCP2_LIBRARY_DIRS} 17) 18 19if(LIBNGTCP2_INCLUDE_DIR) 20 set(_version_regex "^#define[ \t]+NGTCP2_VERSION[ \t]+\"([^\"]+)\".*") 21 file(STRINGS "${LIBNGTCP2_INCLUDE_DIR}/ngtcp2/version.h" 22 LIBNGTCP2_VERSION REGEX "${_version_regex}") 23 string(REGEX REPLACE "${_version_regex}" "\\1" 24 LIBNGTCP2_VERSION "${LIBNGTCP2_VERSION}") 25 unset(_version_regex) 26endif() 27 28include(FindPackageHandleStandardArgs) 29# handle the QUIETLY and REQUIRED arguments and set LIBNGTCP2_FOUND 30# to TRUE if all listed variables are TRUE and the requested version 31# matches. 32find_package_handle_standard_args(Libngtcp2 REQUIRED_VARS 33 LIBNGTCP2_LIBRARY LIBNGTCP2_INCLUDE_DIR 34 VERSION_VAR LIBNGTCP2_VERSION) 35 36if(LIBNGTCP2_FOUND) 37 set(LIBNGTCP2_LIBRARIES ${LIBNGTCP2_LIBRARY}) 38 set(LIBNGTCP2_INCLUDE_DIRS ${LIBNGTCP2_INCLUDE_DIR}) 39endif() 40 41mark_as_advanced(LIBNGTCP2_INCLUDE_DIR LIBNGTCP2_LIBRARY) 42