sagecal/CMakeModules/FindCfitsIO.cmake

75 lines
3.2 KiB
CMake

# - Try to find CFITSIO.
# Variables used by this module:
# CFITSIO_ROOT_DIR - CFITSIO root directory
# Variables defined by this module:
# CFITSIO_FOUND - system has CFITSIO
# CFITSIO_INCLUDE_DIR - the CFITSIO include directory (cached)
# CFITSIO_INCLUDE_DIRS - the CFITSIO include directories
# (identical to CFITSIO_INCLUDE_DIR)
# CFITSIO_LIBRARY - the CFITSIO library (cached)
# CFITSIO_LIBRARIES - the CFITSIO libraries
# (identical to CFITSIO_LIBRARY)
# CFITSIO_VERSION_STRING the found version of CFITSIO, padded to 3 digits
# Copyright (C) 2009
# ASTRON (Netherlands Institute for Radio Astronomy)
# P.O.Box 2, 7990 AA Dwingeloo, The Netherlands
#
# This file is part of the LOFAR software suite.
# The LOFAR software suite is free software: you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# The LOFAR software suite is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with the LOFAR software suite. If not, see <http://www.gnu.org/licenses/>.
#
# $Id$
if(NOT CFITSIO_FOUND)
find_path(CFITSIO_INCLUDE_DIR fitsio.h
HINTS ${CFITSIO_ROOT_DIR} PATH_SUFFIXES include include/cfitsio
include/libcfitsio0)
if(CFITSIO_INCLUDE_DIR)
FILE(READ "${CFITSIO_INCLUDE_DIR}/fitsio.h" CFITSIO_H)
set(CFITSIO_VERSION_REGEX ".*#define CFITSIO_VERSION[^0-9]*([0-9]+)\\.([0-9]+).*")
if ("${CFITSIO_H}" MATCHES ${CFITSIO_VERSION_REGEX})
# Pad CFITSIO minor version to three digit because 3.181 is older than 3.35
STRING(REGEX REPLACE ${CFITSIO_VERSION_REGEX}
"\\1.\\200" CFITSIO_VERSION_STRING "${CFITSIO_H}")
STRING(SUBSTRING ${CFITSIO_VERSION_STRING} 0 5 CFITSIO_VERSION_STRING)
STRING(REGEX REPLACE "^([0-9]+)[.]([0-9]+)" "\\1" CFITSIO_VERSION_MAJOR ${CFITSIO_VERSION_STRING})
# CFITSIO_VERSION_MINOR will contain 80 for 3.08, 181 for 3.181 and 200 for 3.2
STRING(REGEX REPLACE "^([0-9]+)[.]0*([0-9]+)" "\\2" CFITSIO_VERSION_MINOR ${CFITSIO_VERSION_STRING})
else ()
set(CFITSIO_VERSION_STRING "Unknown")
endif()
endif(CFITSIO_INCLUDE_DIR)
find_library(CFITSIO_LIBRARY cfitsio
HINTS ${CFITSIO_ROOT_DIR} PATH_SUFFIXES lib)
find_library(M_LIBRARY m)
mark_as_advanced(CFITSIO_INCLUDE_DIR CFITSIO_LIBRARY M_LIBRARY)
if(CMAKE_VERSION VERSION_LESS "2.8.3")
find_package_handle_standard_args(CFITSIO DEFAULT_MSG
CFITSIO_LIBRARY M_LIBRARY CFITSIO_INCLUDE_DIR)
else ()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(CFITSIO
REQUIRED_VARS CFITSIO_LIBRARY M_LIBRARY CFITSIO_INCLUDE_DIR
VERSION_VAR CFITSIO_VERSION_STRING)
endif ()
set(CFITSIO_INCLUDE_DIRS ${CFITSIO_INCLUDE_DIR})
set(CFITSIO_LIBRARIES ${CFITSIO_LIBRARY} ${M_LIBRARY})
endif(NOT CFITSIO_FOUND)