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# - Try to find GIF
# Once done this will define
#
# GIF_FOUND - system has GIF
# GIF_INCLUDE_DIR - the GIF include directory
# GIF_LIBRARIES - Libraries needed to use GIF
# GIF_DEFINITIONS - Compiler switches required for using GIF
#
IF (CACHED_GIF)
# in cache already
IF ("${CACHED_GIF}" STREQUAL "YES")
SET(GIF_FOUND TRUE)
ENDIF ("${CACHED_GIF}" STREQUAL "YES")
ELSE (CACHED_GIF)
FIND_PATH(GIF_INCLUDE_DIR gif_lib.h
/usr/include
/usr/local/include
)
FIND_LIBRARY(GIF_LIBRARIES NAMES gif libgif ungif libungif giflib
PATHS
/usr/lib
/usr/local/lib
)
if (GIF_INCLUDE_DIR AND GIF_LIBRARIES)
set(GIF_FOUND TRUE)
set(CACHED_GIF "YES")
else (GIF_INCLUDE_DIR AND GIF_LIBRARIES)
set(CACHED_GIF "NO")
endif (GIF_INCLUDE_DIR AND GIF_LIBRARIES)
if (GIF_FOUND)
if (NOT GIF_FIND_QUIETLY)
message(STATUS "Found GIF: ${GIF_LIBRARIES}")
endif (NOT GIF_FIND_QUIETLY)
else (GIF_FOUND)
if (GIF_FIND_REQUIRED)
message(FATAL_ERROR "Could NOT find GIF")
endif (GIF_FIND_REQUIRED)
endif (GIF_FOUND)
set(CACHED_GIF ${CACHED_GIF} CACHE INTERNAL "If gif was checked")
MARK_AS_ADVANCED(GIF_INCLUDE_DIR GIF_LIBRARIES)
ENDIF (CACHED_GIF)
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