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