1#! /bin/sh 2# Wrapper for compilers which do not understand `-c -o'. 3 4scriptversion=2003-11-09.00 5 6# Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc. 7# Written by Tom Tromey <tromey@cygnus.com>. 8# 9# This program is free software; you can redistribute it and/or modify 10# it under the terms of the GNU General Public License as published by 11# the Free Software Foundation; either version 2, or (at your option) 12# any later version. 13# 14# This program is distributed in the hope that it will be useful, 15# but WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17# GNU General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program; if not, write to the Free Software 21# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 22 23# As a special exception to the GNU General Public License, if you 24# distribute this file as part of a program that contains a 25# configuration script generated by Autoconf, you may include it under 26# the same distribution terms that you use for the rest of that program. 27 28# This file is maintained in Automake, please report 29# bugs to <bug-automake@gnu.org> or send patches to 30# <automake-patches@gnu.org>. 31 32case $1 in 33 '') 34 echo "$0: No command. Try \`$0 --help' for more information." 1>&2 35 exit 1; 36 ;; 37 -h | --h*) 38 cat <<\EOF 39Usage: compile [--help] [--version] PROGRAM [ARGS] 40 41Wrapper for compilers which do not understand `-c -o'. 42Remove `-o dest.o' from ARGS, run PROGRAM with the remaining 43arguments, and rename the output as expected. 44 45If you are trying to build a whole package this is not the 46right script to run: please start by reading the file `INSTALL'. 47 48Report bugs to <bug-automake@gnu.org>. 49EOF 50 exit 0 51 ;; 52 -v | --v*) 53 echo "compile $scriptversion" 54 exit 0 55 ;; 56esac 57 58 59prog=$1 60shift 61 62ofile= 63cfile= 64args= 65while test $# -gt 0; do 66 case "$1" in 67 -o) 68 # configure might choose to run compile as `compile cc -o foo foo.c'. 69 # So we do something ugly here. 70 ofile=$2 71 shift 72 case "$ofile" in 73 *.o | *.obj) 74 ;; 75 *) 76 args="$args -o $ofile" 77 ofile= 78 ;; 79 esac 80 ;; 81 *.c) 82 cfile=$1 83 args="$args $1" 84 ;; 85 *) 86 args="$args $1" 87 ;; 88 esac 89 shift 90done 91 92if test -z "$ofile" || test -z "$cfile"; then 93 # If no `-o' option was seen then we might have been invoked from a 94 # pattern rule where we don't need one. That is ok -- this is a 95 # normal compilation that the losing compiler can handle. If no 96 # `.c' file was seen then we are probably linking. That is also 97 # ok. 98 exec "$prog" $args 99fi 100 101# Name of file we expect compiler to create. 102cofile=`echo $cfile | sed -e 's|^.*/||' -e 's/\.c$/.o/'` 103 104# Create the lock directory. 105# Note: use `[/.-]' here to ensure that we don't use the same name 106# that we are using for the .o file. Also, base the name on the expected 107# object file name, since that is what matters with a parallel build. 108lockdir=`echo $cofile | sed -e 's|[/.-]|_|g'`.d 109while true; do 110 if mkdir $lockdir > /dev/null 2>&1; then 111 break 112 fi 113 sleep 1 114done 115# FIXME: race condition here if user kills between mkdir and trap. 116trap "rmdir $lockdir; exit 1" 1 2 15 117 118# Run the compile. 119"$prog" $args 120status=$? 121 122if test -f "$cofile"; then 123 mv "$cofile" "$ofile" 124fi 125 126rmdir $lockdir 127exit $status 128 129# Local Variables: 130# mode: shell-script 131# sh-indentation: 2 132# eval: (add-hook 'write-file-hooks 'time-stamp) 133# time-stamp-start: "scriptversion=" 134# time-stamp-format: "%:y-%02m-%02d.%02H" 135# time-stamp-end: "$" 136# End: 137