libgd/cmake/modules/FindWEBP.cmake

71 lines
2.7 KiB
CMake

# - Find the native WEBP includes and library
#
# This module defines
# WEBP_INCLUDE_DIR, where to find decode.h, etc.
# WEBP_LIBRARIES, the libraries to link against to use WEBP.
# WEBP_FOUND, If false, do not try to use WEBP.
# also defined, but not for general use are
# WEBP_LIBRARY, where to find the WEBP library.
#
# Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# * The names of Kitware, Inc., the Insight Consortium, or the names of
# any consortium members, or of any contributors, may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
find_path(WEBP_INCLUDE_DIR
NAMES decode.h
PATHS /usr/local/include /usr/include
PATH_SUFFIXES webp
)
set(WEBP_NAMES ${WEBP_NAMES} webp)
find_library(WEBP_LIBRARY
NAMES ${WEBP_NAMES}
PATHS /usr/lib64 /usr/lib /usr/local/lib
)
if (WEBP_LIBRARY AND WEBP_INCLUDE_DIR)
set(WEBP_INCLUDE_DIR ${WEBP_INCLUDE_DIR})
set(WEBP_LIBRARIES ${WEBP_LIBRARY})
set(WEBP_FOUND "YES")
endif (WEBP_LIBRARY AND WEBP_INCLUDE_DIR)
if (WEBP_FOUND)
if (NOT WEBP_FIND_QUIETLY)
message(STATUS "Found WEBP: ${WEBP_LIBRARY}")
endif (NOT WEBP_FIND_QUIETLY)
else (WEBP_FOUND)
if (WEBP_FIND_REQUIRED)
message(FATAL_ERROR "Could not find WEBP library")
endif (WEBP_FIND_REQUIRED)
endif (WEBP_FOUND)
mark_as_advanced(WEBP_INCLUDE_DIR WEBP_LIBRARY )
set(WEBP_LIBRARIES ${WEBP_LIBRARY})