3 # Wrapper for compilers which do not understand `-c -o'.
5 # Copyright 1999, 2000 Free Software Foundation, Inc.
6 # Written by Tom Tromey <tromey@cygnus.com>.
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2, or (at your option)
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 # As a special exception to the GNU General Public License, if you
23 # distribute this file as part of a program that contains a
24 # configuration script generated by Autoconf, you may include it under
25 # the same distribution terms that you use for the rest of that program.
28 # compile PROGRAM [ARGS]...
29 # `-o FOO.o' is removed from the args passed to the actual compile.
37 while test $# -gt 0; do
40 # configure might choose to run compile as `compile cc -o foo foo.c'.
41 # So we do something ugly here.
48 args="$args -o $ofile"
64 if test -z "$ofile" || test -z "$cfile"; then
65 # If no `-o' option was seen then we might have been invoked from a
66 # pattern rule where we don't need one. That is ok -- this is a
67 # normal compilation that the losing compiler can handle. If no
68 # `.c' file was seen then we are probably linking. That is also
73 # Name of file we expect compiler to create.
74 cofile=`echo $cfile | sed -e 's|^.*/||' -e 's/\.c$/.o/'`
76 # Create the lock directory.
77 # Note: use `[/.-]' here to ensure that we don't use the same name
78 # that we are using for the .o file. Also, base the name on the expected
79 # object file name, since that is what matters with a parallel build.
80 lockdir=`echo $cofile | sed -e 's|[/.-]|_|g'`.d
82 if mkdir $lockdir > /dev/null 2>&1; then
87 # FIXME: race condition here if user kills between mkdir and trap.
88 trap "rmdir $lockdir; exit 1" 1 2 15
94 if test -f "$cofile"; then