katie/cmake/modules/FindMNG.cmake

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# - Try to find the libmng
# Once done this will define
#
# MNG_FOUND - system has libmng
# MNG_INCLUDES - the libmng include directory
# MNG_LIBRARIES - the libraries needed to use libmng
#
# Copyright (c) 2015-2020, Ivailo Monev, <xakepa10@gmail.com>
#
# Redistribution and use is allowed according to the terms of the BSD license.
if(NOT WIN32)
include(FindPkgConfig)
pkg_check_modules(PC_MNG QUIET libmng)
set(MNG_INCLUDES ${PC_MNG_INCLUDE_DIRS})
set(MNG_LIBRARIES ${PC_MNG_LIBRARIES})
endif()
if(NOT MNG_INCLUDES OR NOT MNG_LIBRARIES)
find_path(MNG_INCLUDES
NAMES libmng.h
PATH_SUFFIXES mng
HINTS $ENV{MNGDIR}/include
)
find_library(MNG_LIBRARIES
NAMES mng
HINTS $ENV{MNGDIR}/lib
)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(MNG
VERSION_VAR PC_MNG_VERSION
REQUIRED_VARS MNG_LIBRARIES MNG_INCLUDES
)
mark_as_advanced(MNG_INCLUDES MNG_LIBRARIES)