85 lines
3.4 KiB
Text
85 lines
3.4 KiB
Text
# $NetBSD: buildcmd,v 1.4 2008/04/21 14:43:50 joerg Exp $
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#
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# Copyright (c) 2004 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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# by Johnny C. Lam.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgement:
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# This product includes software developed by the NetBSD
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# Foundation, Inc. and its contributors.
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# 4. Neither the name of The NetBSD Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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case $arg in
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######################################################################
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# Don't append empty arguments to the command line.
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######################################################################
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"")
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;;
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######################################################################
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# Reduce command length by not appending options that we've already
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# seen. We also ensure that all of the -l options come after the -L
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# options, and suppress consecutive repeated libraries.
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######################################################################
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-[DILR]*|-Wl,-R*|-Wl,-*,/*)
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case $cmd in
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*" "$arg|*" "$arg" "*)
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;;
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*)
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shquote "$arg"; arg="$shquoted"
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cmd="$cmd $arg"
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;;
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esac
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;;
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######################################################################
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# Preserve the -Wl,-Bstatic / -Wl,-Bdynamic arguments, but also
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# duplicate them into the list of libraries. Someone may want to mix
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# static and dynamic linking.
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######################################################################
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-Wl,-Bdynamic|-Wl,-Bstatic)
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shquote "$arg"; arg="$shquoted"
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cmd="$cmd $arg"
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libs="$libs $arg"
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;;
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-l*)
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case $libs in
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*" "$arg)
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;;
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*)
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shquote "$arg"; arg="$shquoted"
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libs="$libs $arg"
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;;
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esac
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;;
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######################################################################
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# Append $arg to $cmd to build up the command line to be executed.
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######################################################################
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*)
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shquote "$arg"; arg="$shquoted"
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cmd="$cmd $arg"
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;;
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esac
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