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#                                               -*- Autoconf -*-

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# Process this file with autoconf to produce a configure script.

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AC_PREREQ([2.61])

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AC_INIT([matiec], [0.1], [msousa@fe.up.pt, beremiz-devel@lists.sourceforge.net])

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AC_CONFIG_HEADERS([config/config.h])

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AC_CONFIG_AUX_DIR(config)

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AM_INIT_AUTOMAKE([foreign])

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# Before checking for CXX and CC, set CFLAGS and CXXFLAGS because they

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# are otherwise initialized to contain -g -O2

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if test "x$CFLAGS" = "x"; then

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CFLAGS=

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fi

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if test "x$CXXFLAGS" = "x"; then

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CXXFLAGS=

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fi

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# Checks for programs.

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AC_PROG_YACC

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AC_PROG_LEX

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AC_PROG_CXX

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AC_PROG_INSTALL

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AC_PROG_LN_S

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AC_PROG_MAKE_SET

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AC_PROG_RANLIB

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AC_PROG_AWK

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# Check bison version, we need a version great or equal than 2.4 to build matiec.

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version_bison="$(bison --version | sed q | cut -d' ' -f4 | cut -d'.' -f1,2 )"

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AS_IF([awk -v ver="$version_bison" 'BEGIN { if (ver < 2.4) exit 1; }'],

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	[have_bison_correct=yes], [have_bison_correct=no])

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if test "x${have_bison_correct}" = xno; then

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  echo "------------------------------------------"

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  echo " Wrong bison version: $version_bison < 2.4 "

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  echo "------------------------------------------"

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  (exit 1); exit 1;

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fi

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if test "x$LEX" == "x:"; then

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   AC_MSG_ERROR("flex/lex is missing")

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fi

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# Checks for header files.

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AC_CHECK_HEADERS([float.h limits.h stdint.h stdlib.h string.h strings.h sys/timeb.h unistd.h])

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# Checks for typedefs, structures, and compiler characteristics.

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AC_HEADER_STDBOOL

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AC_C_INLINE

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AC_TYPE_INT16_T

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AC_TYPE_INT32_T

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AC_TYPE_INT64_T

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AC_TYPE_INT8_T

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AC_TYPE_UINT16_T

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AC_TYPE_UINT32_T

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AC_TYPE_UINT64_T

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AC_TYPE_UINT8_T

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# Checks for library functions.

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AC_FUNC_MALLOC

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AC_FUNC_MKTIME

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AC_FUNC_REALLOC

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AC_CHECK_FUNCS([clock_gettime memset pow strcasecmp strdup strtoul strtoull])

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AC_CONFIG_MACRO_DIR([config])

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AC_CONFIG_FILES([Makefile \

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	absyntax/Makefile \

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	absyntax_utils/Makefile \

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	stage1_2/Makefile \

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	stage3/Makefile \

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	stage4/Makefile \

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	stage4/generate_c/Makefile \

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	stage4/generate_iec/Makefile])

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AC_OUTPUT

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