# Locate gdal
# This module defines
# GIFLIB_LIBRARY
# GIFLIB_FOUND, if false, do not try to link to gdal 
# GIFLIB_INCLUDE_DIR, where to find the headers
#
# $GIFLIB_DIR is an environment variable that would
# correspond to the ./configure --prefix=$GIFLIB_DIR
# used in building gdal.
#
# Created by Eric Wing. 

FIND_PATH(GIFLIB_INCLUDE_DIR gif_lib.h
	$ENV{GIFLIB_DIR}/include
	$ENV{GIFLIB_DIR}
	$ENV{OSGDIR}/include
	$ENV{OSGDIR}
	$ENV{OSG_ROOT}/include
	~/Library/Frameworks
	/Library/Frameworks
	/usr/local/include
	/usr/include
	/sw/include # Fink
	/opt/local/include # DarwinPorts
	/opt/csw/include # Blastwave
	/opt/include
	[HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session\ Manager\\Environment;OSG_ROOT]/include
)

FIND_LIBRARY(GIFLIB_LIBRARY 
	NAMES gif ungif libgif libungif
	PATHS
	$ENV{GIFLIB_DIR}/lib
	$ENV{GIFLIB_DIR}
	$ENV{OSGDIR}/lib
	$ENV{OSGDIR}
	$ENV{OSG_ROOT}/lib
	~/Library/Frameworks
	/Library/Frameworks
	/usr/local/lib
	/usr/lib
	/sw/lib
	/opt/local/lib
	/opt/csw/lib
	/opt/lib
	[HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session\ Manager\\Environment;OSG_ROOT]/lib
)

SET(GIFLIB_FOUND "NO")
IF(GIFLIB_LIBRARY AND GIFLIB_INCLUDE_DIR)
	SET(GIFLIB_FOUND "YES")
ENDIF(GIFLIB_LIBRARY AND GIFLIB_INCLUDE_DIR)