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#------------------------------------------------------------------------------

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# $Id$

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#------------------------------------------------------------------------------

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AC_INIT([ethercat],[1.1],[fp@igh-essen.com])

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AM_INIT_AUTOMAKE([-Wall -Werror foreign dist-bzip2])

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AC_PREFIX_DEFAULT([/opt/etherlab])

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AC_CONFIG_FILES([Makefile master/Makefile devices/Makefile \

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	         examples/mini/Makefile \

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		 examples/rtai/Makefile \

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		 examples/msr/Makefile])

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#------------------------------------------------------------------------------

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# Linux sources

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#------------------------------------------------------------------------------

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AC_ARG_WITH([linux-dir],

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    AC_HELP_STRING(

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        [--with-linux-dir=<linux-dir>],

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        [Linux source directory @<:@/lib/modules/<kernelversion>/build@:>@]),

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    [ ],

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    [

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	modulesdir=/lib/modules/`uname -r`

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        withval=${modulesdir}/build

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    ])

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AC_MSG_CHECKING([for Linux source tree])

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if test \! -r ${withval}/Makefile; then

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   echo

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   AC_MSG_ERROR([No Linux kernel tree in $withval])

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fi

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AC_SUBST(LINUX_DIR,[$withval])

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AC_SUBST(LINUX_MODULES_DIR,[$modulesdir])

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AC_MSG_RESULT($LINUX_DIR)

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#------------------------------------------------------------------------------

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AC_OUTPUT

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#------------------------------------------------------------------------------