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# - Try to find the libspectre PS library
# Once done this will define
#
# LIBSPECTRE_FOUND - system has libspectre
# LIBSPECTRE_INCLUDE_DIR - the libspectre include directory
# LIBSPECTRE_LIBRARY - Link this to use libspectre
#
# Copyright (c) 2006-2007, Pino Toscano, <pino@kde.org>
# Copyright (c) 2008, Albert Astals Cid, <aacid@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
if(LIBSPECTRE_INCLUDE_DIR AND LIBSPECTRE_LIBRARY)
# in cache already
set(LIBSPECTRE_INTERNAL_FOUND TRUE)
else(LIBSPECTRE_INCLUDE_DIR AND LIBSPECTRE_LIBRARY)
if(NOT WIN32)
# use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
INCLUDE(UsePkgConfig)
PKGCONFIG(libspectre _SpectreIncDir _SpectreLinkDir _SpectreLinkFlags _SpectreCflags)
if(_SpectreLinkFlags)
# find again pkg-config, to query it about libspectre version
FIND_PROGRAM(PKGCONFIG_EXECUTABLE NAMES pkg-config PATHS /usr/bin/ /usr/local/bin )
# query pkg-config asking for a libspectre >= LIBSPECTRE_MINIMUM_VERSION
EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS --atleast-version=${LIBSPECTRE_MINIMUM_VERSION} libspectre RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )
if(_return_VALUE STREQUAL "0")
set(LIBSPECTRE_INTERNAL_FOUND TRUE)
endif(_return_VALUE STREQUAL "0")
endif(_SpectreLinkFlags)
else(NOT WIN32)
# do not use pkg-config on windows
find_library(_SpectreLinkFlags NAMES libspectre spectre PATHS ${CMAKE_LIBRARY_PATH})
find_path(LIBSPECTRE_INCLUDE_DIR spectre.h PATH_SUFFIXES libspectre )
set(LIBSPECTRE_INTERNAL_FOUND TRUE)
endif(NOT WIN32)
if (LIBSPECTRE_INTERNAL_FOUND)
set(LIBSPECTRE_LIBRARY ${_SpectreLinkFlags})
# the cflags for libspectre can contain more than one include path
separate_arguments(_SpectreCflags)
foreach(_includedir ${_SpectreCflags})
string(REGEX REPLACE "-I(.+)" "\\1" _includedir "${_includedir}")
set(LIBSPECTRE_INCLUDE_DIR ${LIBSPECTRE_INCLUDE_DIR} ${_includedir})
endforeach(_includedir)
endif (LIBSPECTRE_INTERNAL_FOUND)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(LibSpectre DEFAULT_MSG LIBSPECTRE_LIBRARY LIBSPECTRE_INTERNAL_FOUND)
# ensure that they are cached
set(LIBSPECTRE_INCLUDE_DIR ${LIBSPECTRE_INCLUDE_DIR} CACHE INTERNAL "The libspectre include path")
set(LIBSPECTRE_LIBRARY ${LIBSPECTRE_LIBRARY} CACHE INTERNAL "The libspectre library")
endif(LIBSPECTRE_INCLUDE_DIR AND LIBSPECTRE_LIBRARY)
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