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zoff99 |
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#! /bin/sh |
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# Wrapper for compilers which do not understand `-c -o'. |
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scriptversion=2009-10-06.20; # UTC |
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# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009 Free Software |
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# Foundation, Inc. |
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# Written by Tom Tromey <tromey@cygnus.com>. |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2, or (at your option) |
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# any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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# As a special exception to the GNU General Public License, if you |
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# distribute this file as part of a program that contains a |
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# configuration script generated by Autoconf, you may include it under |
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# the same distribution terms that you use for the rest of that program. |
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# This file is maintained in Automake, please report |
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# bugs to <bug-automake@gnu.org> or send patches to |
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# <automake-patches@gnu.org>. |
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case $1 in |
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'') |
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echo "$0: No command. Try \`$0 --help' for more information." 1>&2 |
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exit 1; |
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;; |
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-h | --h*) |
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cat <<\EOF |
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Usage: compile [--help] [--version] PROGRAM [ARGS] |
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Wrapper for compilers which do not understand `-c -o'. |
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Remove `-o dest.o' from ARGS, run PROGRAM with the remaining |
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arguments, and rename the output as expected. |
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If you are trying to build a whole package this is not the |
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right script to run: please start by reading the file `INSTALL'. |
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Report bugs to <bug-automake@gnu.org>. |
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EOF |
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exit $? |
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;; |
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-v | --v*) |
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echo "compile $scriptversion" |
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exit $? |
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;; |
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esac |
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ofile= |
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cfile= |
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eat= |
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for arg |
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do |
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if test -n "$eat"; then |
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eat= |
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else |
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case $1 in |
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-o) |
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# configure might choose to run compile as `compile cc -o foo foo.c'. |
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# So we strip `-o arg' only if arg is an object. |
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eat=1 |
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case $2 in |
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*.o | *.obj) |
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ofile=$2 |
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;; |
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*) |
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set x "$@" -o "$2" |
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shift |
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;; |
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esac |
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;; |
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*.c) |
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cfile=$1 |
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set x "$@" "$1" |
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shift |
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;; |
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*) |
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set x "$@" "$1" |
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shift |
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;; |
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esac |
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fi |
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shift |
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done |
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if test -z "$ofile" || test -z "$cfile"; then |
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# If no `-o' option was seen then we might have been invoked from a |
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# pattern rule where we don't need one. That is ok -- this is a |
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# normal compilation that the losing compiler can handle. If no |
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# `.c' file was seen then we are probably linking. That is also |
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# ok. |
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exec "$@" |
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fi |
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# Name of file we expect compiler to create. |
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cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'` |
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# Create the lock directory. |
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# Note: use `[/\\:.-]' here to ensure that we don't use the same name |
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# that we are using for the .o file. Also, base the name on the expected |
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# object file name, since that is what matters with a parallel build. |
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lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d |
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while true; do |
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if mkdir "$lockdir" >/dev/null 2>&1; then |
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break |
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fi |
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sleep 1 |
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done |
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# FIXME: race condition here if user kills between mkdir and trap. |
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trap "rmdir '$lockdir'; exit 1" 1 2 15 |
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# Run the compile. |
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"$@" |
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ret=$? |
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if test -f "$cofile"; then |
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test "$cofile" = "$ofile" || mv "$cofile" "$ofile" |
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elif test -f "${cofile}bj"; then |
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test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile" |
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fi |
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rmdir "$lockdir" |
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exit $ret |
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# Local Variables: |
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# mode: shell-script |
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# sh-indentation: 2 |
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# eval: (add-hook 'write-file-hooks 'time-stamp) |
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# time-stamp-start: "scriptversion=" |
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# time-stamp-format: "%:y-%02m-%02d.%02H" |
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# time-stamp-time-zone: "UTC" |
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# time-stamp-end: "; # UTC" |
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# End: |
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