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Viewing changes to m4/reentrant-resolver.m4

  • Committer: Bazaar Package Importer
  • Author(s): Adriaan Peeters
  • Date: 2008-03-30 22:26:13 UTC
  • mto: This revision was merged to the branch mainline in revision 4.
  • Revision ID: james.westby@ubuntu.com-20080330222613-5aubcuo9mgg2n7st
Tags: upstream-3.0
Import upstream version 3.0

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m4/reentrant-resolver.m4
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# This file is part of Link Monitor Applet.
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#
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# Copyright (C) 2006 Jean-Yves Lefort.
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#
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# As a special exception to the Link Monitor Applet licensing terms,
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# Jean-Yves Lefort gives unlimited permission to copy, distribute and
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# modify this file.
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dnl AC_REENTRANT_RESOLVER
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dnl
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AC_DEFUN([AC_REENTRANT_RESOLVER],
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[AC_ARG_WITH(reentrant-resolver,
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AC_HELP_STRING([--with-reentrant-resolver], [specify that the system resolver is reentrant [[autodetect]]]),
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[case "$withval" in
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        yes|no|autodetect) reentrant_resolver=$withval ;;
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        *) AC_MSG_ERROR([bad value $withval for --with-reentrant-resolver]) ;;
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esac], [reentrant_resolver=autodetect])
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if test $reentrant_resolver = autodetect; then
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        AC_MSG_CHECKING([if the system resolver is reentrant])
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        case "$target_os" in
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                # FreeBSD >= 5.3
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                freebsd5.[[3-9]]*|freebsd5.[[1-9]][[0-9]]*|freebsd[[6-9]]*|freebsd[[1-9]][[0-9]]*)
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                        reentrant_resolver=yes ;;
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                # FreeBSD < 5.3, NetBSD, OpenBSD
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                freebsd*|netbsd*|openbsd*)
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                        reentrant_resolver=no ;;
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                # Linux
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                linux*)
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                        reentrant_resolver=yes ;;
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                *)
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                        reentrant_resolver=unknown ;;
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        esac
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        if test $reentrant_resolver = unknown; then
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                reentrant_resolver=no
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                AC_MSG_RESULT([unknown, assuming it is not (use --with-reentrant-resolver to override)])
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        else
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                AC_MSG_RESULT($reentrant_resolver)
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        fi
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fi
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if test $reentrant_resolver = yes; then
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        AC_DEFINE(HAVE_REENTRANT_RESOLVER, 1, [Define to 1 if the system resolver is reentrant])
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fi])