Daily bump.
[official-gcc.git] / gcc / exec-tool.in
blobb07c3b27f07fae1640aa5c5df266172c9607149c
1 #! /bin/sh
3 # Copyright (C) 2007-2014 Free Software Foundation, Inc.
4 # This file is part of GCC.
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.
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.
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/>.
20 # Invoke as, ld or nm from the build tree.
22 ORIGINAL_AS_FOR_TARGET="@ORIGINAL_AS_FOR_TARGET@"
23 ORIGINAL_LD_FOR_TARGET="@ORIGINAL_LD_FOR_TARGET@"
24 ORIGINAL_LD_BFD_FOR_TARGET="@ORIGINAL_LD_BFD_FOR_TARGET@"
25 ORIGINAL_LD_GOLD_FOR_TARGET="@ORIGINAL_LD_GOLD_FOR_TARGET@"
26 ORIGINAL_PLUGIN_LD_FOR_TARGET="@ORIGINAL_PLUGIN_LD_FOR_TARGET@"
27 ORIGINAL_NM_FOR_TARGET="@ORIGINAL_NM_FOR_TARGET@"
28 exeext=@host_exeext@
29 fast_install=@enable_fast_install@
30 objdir=@objdir@
32 invoked=`basename "$0"`
33 id=$invoked
34 case "$invoked" in
35 as)
36 original=$ORIGINAL_AS_FOR_TARGET
37 prog=as-new$exeext
38 dir=gas
40 collect-ld)
41 # Check -fuse-ld=bfd and -fuse-ld=gold
42 case " $* " in
43 *\ -fuse-ld=bfd\ *)
44 original=$ORIGINAL_LD_BFD_FOR_TARGET
46 *\ -fuse-ld=gold\ *)
47 original=$ORIGINAL_LD_GOLD_FOR_TARGET
50 # when using a linker plugin, gcc will always pass '-plugin' as the
51 # first or second option to the linker.
52 if test x"$1" = "x-plugin" || test x"$2" = "x-plugin"; then
53 original=$ORIGINAL_PLUGIN_LD_FOR_TARGET
54 else
55 original=$ORIGINAL_LD_FOR_TARGET
58 esac
59 prog=ld-new$exeext
60 if test "$original" = ../gold/ld-new$exeext; then
61 dir=gold
62 # No need to handle relink since gold doesn't use libtool.
63 fast_install=yes
64 else
65 dir=ld
67 id=ld
69 nm)
70 original=$ORIGINAL_NM_FOR_TARGET
71 prog=nm-new$exeext
72 dir=binutils
74 esac
76 case "$original" in
77 ../*)
78 # compute absolute path of the location of this script
79 tdir=`dirname "$0"`
80 scriptdir=`cd "$tdir" && pwd`
82 if test -x $scriptdir/../$dir/$prog; then
83 test "$fast_install" = yes || exec $scriptdir/../$dir/$prog ${1+"$@"}
85 # if libtool did everything it needs to do, there's a fast path
86 lt_prog=$scriptdir/../$dir/$objdir/lt-$prog
87 test -x $lt_prog && exec $lt_prog ${1+"$@"}
89 # libtool has not relinked ld-new yet, but we cannot just use the
90 # previous stage (because then the relinking would just never happen!).
91 # So we take extra care to use prev-ld/ld-new *on recursive calls*.
92 eval LT_RCU="\${LT_RCU_$id}"
93 test x"$LT_RCU" = x"1" && exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
95 eval LT_RCU_$id=1
96 export LT_RCU_$id
97 $scriptdir/../$dir/$prog ${1+"$@"}
98 result=$?
99 exit $result
101 else
102 exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
106 exec $original ${1+"$@"}
108 esac