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| 1 #! /bin/sh | |
| 2 | |
| 3 # Wrapper for compilers which do not understand `-c -o'. | |
| 4 | |
| 5 # Copyright 1999, 2000 Free Software Foundation, Inc. | |
| 6 # Written by Tom Tromey <tromey@cygnus.com>. | |
| 7 # | |
| 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) | |
| 11 # any later version. | |
| 12 # | |
| 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. | |
| 17 # | |
| 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. | |
| 21 | |
| 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. | |
| 26 | |
| 27 # Usage: | |
| 28 # compile PROGRAM [ARGS]... | |
| 29 # `-o FOO.o' is removed from the args passed to the actual compile. | |
| 30 | |
| 31 prog=$1 | |
| 32 shift | |
| 33 | |
| 34 ofile= | |
| 35 cfile= | |
| 36 args= | |
| 37 while test $# -gt 0; do | |
| 38 case "$1" in | |
| 39 -o) | |
| 40 # configure might choose to run compile as `compile cc -o foo foo.c'. | |
| 41 # So we do something ugly here. | |
| 42 ofile=$2 | |
| 43 shift | |
| 44 case "$ofile" in | |
| 45 *.o | *.obj) | |
| 46 ;; | |
| 47 *) | |
| 48 args="$args -o $ofile" | |
| 49 ofile= | |
| 50 ;; | |
| 51 esac | |
| 52 ;; | |
| 53 *.c) | |
| 54 cfile=$1 | |
| 55 args="$args $1" | |
| 56 ;; | |
| 57 *) | |
| 58 args="$args $1" | |
| 59 ;; | |
| 60 esac | |
| 61 shift | |
| 62 done | |
| 63 | |
| 64 if test -z "$ofile" || test -z "$cfile"; then | |
| 65 # If no `-o' option was seen then we might have been invoked from a | |
| 66 # pattern rule where we don't need one. That is ok -- this is a | |
| 67 # normal compilation that the losing compiler can handle. If no | |
| 68 # `.c' file was seen then we are probably linking. That is also | |
| 69 # ok. | |
| 70 exec "$prog" $args | |
| 71 fi | |
| 72 | |
| 73 # Name of file we expect compiler to create. | |
| 74 cofile=`echo $cfile | sed -e 's|^.*/||' -e 's/\.c$/.o/'` | |
| 75 | |
| 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 | |
| 81 while true; do | |
| 82 if mkdir $lockdir > /dev/null 2>&1; then | |
| 83 break | |
| 84 fi | |
| 85 sleep 1 | |
| 86 done | |
| 87 # FIXME: race condition here if user kills between mkdir and trap. | |
| 88 trap "rmdir $lockdir; exit 1" 1 2 15 | |
| 89 | |
| 90 # Run the compile. | |
| 91 "$prog" $args | |
| 92 status=$? | |
| 93 | |
| 94 if test -f "$cofile"; then | |
| 95 mv "$cofile" "$ofile" | |
| 96 fi | |
| 97 | |
| 98 rmdir $lockdir | |
| 99 exit $status | |
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Chromium Code Reviews
Issue 5203:
Transition to pulling open-vcdiff from repository, instead of using snapshot... (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/