diff options
Diffstat (limited to 'autolock.sh')
| -rwxr-xr-x | autolock.sh | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/autolock.sh b/autolock.sh deleted file mode 100755 index 88e27332e6..0000000000 --- a/autolock.sh +++ /dev/null @@ -1,45 +0,0 @@ -#! /bin/sh -# interlock - wrap program invocation in lock to allow -# parallel builds to work. -# Written by Tom Tromey <tromey@cygnus.com>, Aug 10 1996 -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - -# Usage: -# interlock lock-dir-name program args-to-program... - -dirname="$1" -program="$2" - -shift -shift - -while (mkdir $dirname > /dev/null 2>&1 && exit 1 || exit 0); do - # Wait a bit. - sleep 1 -done - -# Race condition here: if interrupted after the loop but before this -# trap, the lock can be left around. -trap "rmdir $dirname > /dev/null 2>&1" 1 2 3 15 - -# We have the lock, so run the program. -$program ${1+"$@"} -ret=$? - -# Release the lock. -rmdir $dirname > /dev/null 2>&1 - -exit $ret |