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comparison gcc/exec-tool.in @ 0:a06113de4d67

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first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 77e2b8dfacca
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-1:000000000000 0:a06113de4d67
1 #! /bin/sh
2
3 # Copyright (C) 2007, 2008 Free Software Foundation, Inc.
4 # This file is part of GCC.
5
6 # GCC is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3, or (at your option)
9 # any later version.
10
11 # GCC is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
15
16 # You should have received a copy of the GNU General Public License
17 # along with GCC; see the file COPYING3. If not see
18 # <http://www.gnu.org/licenses/>.
19
20 # Invoke as, ld or nm from the build tree.
21
22 ORIGINAL_AS_FOR_TARGET="@ORIGINAL_AS_FOR_TARGET@"
23 ORIGINAL_LD_FOR_TARGET="@ORIGINAL_LD_FOR_TARGET@"
24 ORIGINAL_NM_FOR_TARGET="@ORIGINAL_NM_FOR_TARGET@"
25 exeext=@host_exeext@
26 fast_install=@enable_fast_install@
27 objdir=@objdir@
28
29 invoked=`basename "$0"`
30 case "$invoked" in
31 as)
32 original=$ORIGINAL_AS_FOR_TARGET
33 prog=as-new$exeext
34 dir=gas
35 ;;
36 collect-ld)
37 original=$ORIGINAL_LD_FOR_TARGET
38 prog=ld-new$exeext
39 dir=ld
40 ;;
41 nm)
42 original=$ORIGINAL_NM_FOR_TARGET
43 prog=nm-new$exeext
44 dir=binutils
45 ;;
46 esac
47
48 case "$original" in
49 ../*)
50 # compute absolute path of the location of this script
51 tdir=`dirname "$0"`
52 scriptdir=`cd "$tdir" && pwd`
53
54 if test -x $scriptdir/../$dir/$prog; then
55 test "$fast_install" = yes || exec $scriptdir/../$dir/$prog ${1+"$@"}
56
57 # if libtool did everything it needs to do, there's a fast path
58 lt_prog=$scriptdir/../$dir/$objdir/lt-$prog
59 test -x $lt_prog && exec $lt_prog ${1+"$@"}
60
61 # libtool has not relinked ld-new yet, but we cannot just use the
62 # previous stage (because then the relinking would just never happen!).
63 # So we take extra care to use prev-ld/ld-new *on recursive calls*.
64 test x"$LT_RCU" = x"1" && exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
65
66 LT_RCU=1; export LT_RCU
67 $scriptdir/../$dir/$prog ${1+"$@"}
68 result=$?
69 exit $result
70
71 else
72 exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
73 fi
74 ;;
75 *)
76 exec "$original" ${1+"$@"}
77 ;;
78 esac
79
80