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m4/pandora_with_python3.m4
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dnl -*- mode: m4; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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dnl vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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dnl   
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dnl pandora-build: A pedantic build system
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dnl Copyright (C) 2009 Sun Microsystems, Inc.
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dnl This file is free software; Sun Microsystems
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl
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dnl From Monty Taylor
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AC_DEFUN([PANDORA_WITH_PYTHON3], [
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  AC_REQUIRE([PANDORA_SWIG])
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  AC_ARG_WITH([python3], 
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    [AS_HELP_STRING([--with-python3],
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      [Build Python3 Bindings @<:@default=yes@:>@])],[
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        with_python3=$withval
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        python3_requested=$withval
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      ],[ 
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        with_python3=yes
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        python3_requested=no
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      ])
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  AS_IF([test "x$ac_cv_swig_has_python3_" != "xyes"],[
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     with_python3=no
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  ],[
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   AS_IF([test "x$with_python3" != "xno"],[
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     AS_IF([test "x$with_python3" != "xyes"],
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       [PYTHON3=$with_python3],[
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        AC_PATH_PROG([PYTHON3],[python3],[no])
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        PANDORA_PYTHON3_DEVEL()
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        AS_IF([test "x$python3exists" = "xno"],[with_python="no"])
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     ]) 
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   ])
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  ])
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  AS_IF([test "x$with_python3" = "xno" -a "$python3_requested" = "yes"],[
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    AC_MSG_ERROR([Python3 support was explicity requested, but Python3 support
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                  was not found. Please correct your build environment and try
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                  again])
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  ])
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  AM_CONDITIONAL(BUILD_PYTHON3, [test "$with_python3" = "yes"])
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])