overte/cmake/modules/FindLodePNG.cmake
2013-04-11 18:41:12 -07:00

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1.3 KiB
CMake

# - Try to find the LodePNG library
#
# You must provide a LODEPNG_ROOT_DIR which contains the header and cpp file
#
# Once done this will define
#
# LODEPNG_FOUND - system has LODEPNG_FOUND
# LODEPNG_INCLUDE_DIRS - the LodePNG include directory
# LODEPNG_LIBRARY - Link these to use LodePNG
#
# Copyright (c) 2013 Stephen Birarda <birarda@coffeeandpower.com>
#
if (LODEPNG_LIBRARY AND LODEPNG_INCLUDE_DIRS)
# in cache already
set(LODEPNG_FOUND TRUE)
else (LODEPNG_LIBRARY AND LODEPNG_INCLUDE_DIRS)
FIND_PATH(LODEPNG_INCLUDE_DIR "lodepng.h"
PATHS ${LODEPNG_ROOT_DIR})
set(LODEPNG_INCLUDE_DIRS
${LODEPNG_INCLUDE_DIR}
)
set(LODEPNG_LIBRARY
${LODEPNG_ROOT_DIR}/lodepng.cpp
)
if (LODEPNG_INCLUDE_DIRS AND LODEPNG_LIBRARY)
set(LODEPNG_FOUND TRUE)
endif (LODEPNG_INCLUDE_DIRS AND LODEPNG_LIBRARY)
if (LODEPNG_FOUND)
if (NOT LodePNG_FIND_QUIETLY)
message(STATUS "Found LodePNG: ${LODEPNG_LIBRARY}")
endif (NOT LodePNG_FIND_QUIETLY)
else (LODEPNG_FOUND)
if (LodePNG_FIND_REQUIRED)
message(FATAL_ERROR "Could not find LodePNG")
endif (LodePNG_FIND_REQUIRED)
endif (LODEPNG_FOUND)
# show the LODEPNG_INCLUDE_DIRS and LODEPNG_LIBRARY variables only in the advanced view
mark_as_advanced(LODEPNG_INCLUDE_DIRS LODEPNG_LIBRARY)
endif (LODEPNG_LIBRARY AND LODEPNG_INCLUDE_DIRS)