90 lines
2.6 KiB
Bash
90 lines
2.6 KiB
Bash
#! /bin/sh
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# Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc.
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# This file is part of GCC.
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# GCC is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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# GCC is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# Invoke as, ld or nm from the build tree.
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ORIGINAL_AS_FOR_TARGET="@ORIGINAL_AS_FOR_TARGET@"
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ORIGINAL_LD_FOR_TARGET="@ORIGINAL_LD_FOR_TARGET@"
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ORIGINAL_PLUGIN_LD_FOR_TARGET="@ORIGINAL_PLUGIN_LD_FOR_TARGET@"
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ORIGINAL_NM_FOR_TARGET="@ORIGINAL_NM_FOR_TARGET@"
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exeext=@host_exeext@
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fast_install=@enable_fast_install@
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objdir=@objdir@
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invoked=`basename "$0"`
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id=$invoked
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case "$invoked" in
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as)
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original=$ORIGINAL_AS_FOR_TARGET
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prog=as-new$exeext
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dir=gas
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;;
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collect-ld)
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# when using a linker plugin, gcc will always pass '-plugin' as the
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# first or second option to the linker.
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if test x"$1" = "x-plugin" || test x"$2" = "x-plugin"; then
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original=$ORIGINAL_PLUGIN_LD_FOR_TARGET
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else
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original=$ORIGINAL_LD_FOR_TARGET
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fi
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prog=ld-new$exeext
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dir=ld
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id=ld
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;;
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nm)
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original=$ORIGINAL_NM_FOR_TARGET
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prog=nm-new$exeext
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dir=binutils
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;;
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esac
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case "$original" in
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../*)
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# compute absolute path of the location of this script
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tdir=`dirname "$0"`
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scriptdir=`cd "$tdir" && pwd`
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if test -x $scriptdir/../$dir/$prog; then
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test "$fast_install" = yes || exec $scriptdir/../$dir/$prog ${1+"$@"}
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# if libtool did everything it needs to do, there's a fast path
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lt_prog=$scriptdir/../$dir/$objdir/lt-$prog
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test -x $lt_prog && exec $lt_prog ${1+"$@"}
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# libtool has not relinked ld-new yet, but we cannot just use the
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# previous stage (because then the relinking would just never happen!).
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# So we take extra care to use prev-ld/ld-new *on recursive calls*.
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eval LT_RCU="\${LT_RCU_$id}"
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test x"$LT_RCU" = x"1" && exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
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eval LT_RCU_$id=1
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export LT_RCU_$id
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$scriptdir/../$dir/$prog ${1+"$@"}
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result=$?
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exit $result
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else
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exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
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fi
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;;
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*)
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exec $original ${1+"$@"}
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;;
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esac
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