1 #! /bin/sh 2 # Wrapper for compilers which do not understand `-c -o'. 3 4 scriptversion=2004-10-12.08 5 6 # Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc. 7 # Written by Tom Tromey <tromey (at] 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 (at] gnu.org> or send patches to 30 # <automake-patches (at] gnu.org>. 31 32 case $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 39 Usage: compile [--help] [--version] PROGRAM [ARGS] 40 41 Wrapper for compilers which do not understand `-c -o'. 42 Remove `-o dest.o' from ARGS, run PROGRAM with the remaining 43 arguments, and rename the output as expected. 44 45 If you are trying to build a whole package this is not the 46 right script to run: please start by reading the file `INSTALL'. 47 48 Report bugs to <bug-automake (at] gnu.org>. 49 EOF 50 exit 0 51 ;; 52 -v | --v*) 53 echo "compile $scriptversion" 54 exit 0 55 ;; 56 esac 57 58 ofile= 59 cfile= 60 eat= 61 62 for arg 63 do 64 if test -n "$eat"; then 65 eat= 66 else 67 case $1 in 68 -o) 69 # configure might choose to run compile as `compile cc -o foo foo.c'. 70 # So we strip `-o arg' only if arg is an object. 71 eat=1 72 case $2 in 73 *.o | *.obj) 74 ofile=$2 75 ;; 76 *) 77 set x "$@" -o "$2" 78 shift 79 ;; 80 esac 81 ;; 82 *.c) 83 cfile=$1 84 set x "$@" "$1" 85 shift 86 ;; 87 *) 88 set x "$@" "$1" 89 shift 90 ;; 91 esac 92 fi 93 shift 94 done 95 96 if test -z "$ofile" || test -z "$cfile"; then 97 # If no `-o' option was seen then we might have been invoked from a 98 # pattern rule where we don't need one. That is ok -- this is a 99 # normal compilation that the losing compiler can handle. If no 100 # `.c' file was seen then we are probably linking. That is also 101 # ok. 102 exec "$@" 103 fi 104 105 # Name of file we expect compiler to create. 106 cofile=`echo "$cfile" | sed -e 's|^.*/||' -e 's/\.c$/.o/'` 107 108 # Create the lock directory. 109 # Note: use `[/.-]' here to ensure that we don't use the same name 110 # that we are using for the .o file. Also, base the name on the expected 111 # object file name, since that is what matters with a parallel build. 112 lockdir=`echo "$cofile" | sed -e 's|[/.-]|_|g'`.d 113 while true; do 114 if mkdir "$lockdir" >/dev/null 2>&1; then 115 break 116 fi 117 sleep 1 118 done 119 # FIXME: race condition here if user kills between mkdir and trap. 120 trap "rmdir '$lockdir'; exit 1" 1 2 15 121 122 # Run the compile. 123 "$@" 124 ret=$? 125 126 if test -f "$cofile"; then 127 mv "$cofile" "$ofile" 128 elif test -f "${cofile}bj"; then 129 mv "${cofile}bj" "$ofile" 130 fi 131 132 rmdir "$lockdir" 133 exit $ret 134 135 # Local Variables: 136 # mode: shell-script 137 # sh-indentation: 2 138 # eval: (add-hook 'write-file-hooks 'time-stamp) 139 # time-stamp-start: "scriptversion=" 140 # time-stamp-format: "%:y-%02m-%02d.%02H" 141 # time-stamp-end: "$" 142 # End: 143
