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#################################################
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#
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# (C) 2010-2011 Serghei Amelian
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# serghei (DOT) amelian (AT) gmail.com
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#
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# Improvements and feedback are welcome
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#
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# This file is released under GPL >= 2
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#
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#################################################
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if( NOT HAVE_SANE )
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message( STATUS "checking for 'sane'..." )
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endif( )
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# find sane-config
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find_program( SANE_EXECUTABLE NAMES sane-config )
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if( NOT SANE_EXECUTABLE )
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tde_message_fatal( "sane-config is NOT found.\n sane library is installed?" )
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endif( )
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macro( __run_sane_config __type __var )
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execute_process(
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COMMAND ${SANE_EXECUTABLE} --${__type}
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OUTPUT_VARIABLE ${__var}
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RESULT_VARIABLE __result
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OUTPUT_STRIP_TRAILING_WHITESPACE )
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if( _result )
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tde_message_fatal( "Unable to run ${SANE_EXECUTABLE}!\n sane library is correctly installed?\n Path to sane-config is corect?" )
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endif( )
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endmacro( )
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__run_sane_config( version SANE_VERSION )
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__run_sane_config( cflags SANE_INCLUDE_DIRS )
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__run_sane_config( libs SANE_LIBRARIES )
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# cleanup
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if( SANE_INCLUDE_DIRS )
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string( REGEX REPLACE "(^| )-I" ";" SANE_INCLUDE_DIRS "${SANE_INCLUDE_DIRS}" )
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endif( )
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if( SANE_LIBRARIES )
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## remove all spaces and replace whitespace with ';'
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string( REGEX REPLACE "[ ]+" ";" SANE_LIBRARIES "${SANE_LIBRARIES}" )
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## remove all non-library information
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string( REGEX REPLACE ";[-][^l]([^ ;])+" "" SANE_LIBRARIES "${SANE_LIBRARIES}" )
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## remove multiple ';'
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string( REGEX REPLACE "[;]+" ";" SANE_LIBRARIES "${SANE_LIBRARIES}" )
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## remove '-l'
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string( REGEX REPLACE "-l" "" SANE_LIBRARIES "${SANE_LIBRARIES}" )
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endif( )
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if( NOT HAVE_SANE )
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message( STATUS " found 'sane', version ${SANE_VERSION}" )
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endif( )
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