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# Find macro for OpenBabel2
# Once done this will define
#
# OPENBABEL2_FOUND - system has OpenBabel2
# OPENBABEL2_INCLUDE_DIRS - the OpenBabel2 include directory
# OPENBABEL2_LIBRARIES - Link these to use OpenBabel2
FIND_PACKAGE(PkgConfig QUIET)
IF(PKG_CONFIG_FOUND)
PKG_CHECK_MODULES(OPENBABEL2 QUIET openbabel-2.0)
ENDIF()
FIND_PATH(OPENBABEL2_INCLUDE_DIR NAMES openbabel/obconversion.h
PATHS ${OPENBABEL2_INCLUDE_DIRS}
PATH_SUFFIXES openbabel-2.0
)
FIND_LIBRARY(OPENBABEL2_LIBRARY NAMES openbabel openbabel-2
PATHS ${OPENBABEL2_LIBRARY_DIRS}
PATH_SUFFIXES bin
)
SET(OPENBABEL2_INCLUDE_DIRS ${OPENBABEL2_INCLUDE_DIR})
SET(OPENBABEL2_LIBRARIES ${OPENBABEL2_LIBRARY})
IF(OPENBABEL2_INCLUDE_DIRS AND EXISTS "${OPENBABEL2_INCLUDE_DIRS}/openbabel/babelconfig.h")
file(STRINGS "${OPENBABEL2_INCLUDE_DIRS}/openbabel/babelconfig.h" OPENBABEL2_VERSION_TMP REGEX "#define BABEL_VERSION \"([0-9.]+)\"")
string(REGEX REPLACE "#define BABEL_VERSION \"([0-9.]+)\"" "\\1" OPENBABEL2_VERSION_STRING "${OPENBABEL2_VERSION_TMP}")
MESSAGE(STATUS "Found OpenBabel: ${OPENBABEL2_VERSION_STRING}")
ENDIF()
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(OpenBabel2 DEFAULT_MSG OPENBABEL2_INCLUDE_DIRS OPENBABEL2_LIBRARIES OPENBABEL2_VERSION_STRING)
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