aoqi@0: #!/bin/sh
aoqi@0: 
aoqi@0: #
aoqi@0: # Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0: #
aoqi@0: # This code is free software; you can redistribute it and/or modify it
aoqi@0: # under the terms of the GNU General Public License version 2 only, as
aoqi@0: # published by the Free Software Foundation.
aoqi@0: #
aoqi@0: # This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0: # version 2 for more details (a copy is included in the LICENSE file that
aoqi@0: # accompanied this code).
aoqi@0: #
aoqi@0: # You should have received a copy of the GNU General Public License version
aoqi@0: # 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0: #
aoqi@0: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0: # or visit www.oracle.com if you need additional information or have any
aoqi@0: # questions.
aoqi@0: #
aoqi@0: 
aoqi@0: # Shell script for a fast parallel forest command
aoqi@0: command="$1"
aoqi@0: pull_extra_base="$2"
aoqi@0: 
aoqi@0: tmp=/tmp/forest.$$
aoqi@0: rm -f -r ${tmp}
aoqi@0: mkdir -p ${tmp}
aoqi@0: 
aoqi@0: # Remove tmp area on A. B. Normal termination
aoqi@0: trap 'rm -f -r ${tmp}' KILL
aoqi@0: trap 'rm -f -r ${tmp}' EXIT
aoqi@0: 
aoqi@0: # Only look in specific locations for possible forests (avoids long searches)
aoqi@0: pull_default=""
aoqi@0: repos=""
aoqi@0: repos_extra=""
aoqi@0: if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then
aoqi@0:   subrepos="corba jaxp jaxws langtools jdk hotspot nashorn"
aoqi@0:   if [ -f .hg/hgrc ] ; then
aoqi@0:     pull_default=`hg paths default`
aoqi@0:     if [ "${pull_default}" = "" ] ; then
aoqi@0:       echo "ERROR: Need initial clone with 'hg paths default' defined"
aoqi@0:       exit 1
aoqi@0:     fi
aoqi@0:   fi
aoqi@0:   if [ "${pull_default}" = "" ] ; then
aoqi@0:     echo "ERROR: Need initial repository to use this script"
aoqi@0:     exit 1
aoqi@0:   fi
aoqi@0:   for i in ${subrepos} ; do
aoqi@0:     if [ ! -f ${i}/.hg/hgrc ] ; then
aoqi@0:       repos="${repos} ${i}"
aoqi@0:     fi
aoqi@0:   done
aoqi@0:   if [ "${pull_extra_base}" != "" ] ; then
aoqi@0:     subrepos_extra="jdk/src/closed jdk/make/closed jdk/test/closed hotspot/make/closed hotspot/src/closed hotspot/test/closed deploy install sponsors pubs"
aoqi@0:     pull_default_tail=`echo ${pull_default} | sed -e 's@^.*://[^/]*/\(.*\)@\1@'`
aoqi@0:     pull_extra="${pull_extra_base}/${pull_default_tail}"
aoqi@0:     for i in ${subrepos_extra} ; do
aoqi@0:       if [ ! -f ${i}/.hg/hgrc ] ; then
aoqi@0:         repos_extra="${repos_extra} ${i}"
aoqi@0:       fi
aoqi@0:     done
aoqi@0:   fi
aoqi@0:   at_a_time=2
aoqi@0:   # Any repos to deal with?
aoqi@0:   if [ "${repos}" = "" -a "${repos_extra}" = "" ] ; then
aoqi@0:     echo "No repositories to clone."
aoqi@0:     exit
aoqi@0:   fi
aoqi@0: else
aoqi@0:   hgdirs=`ls -d ./.hg ./*/.hg ./*/*/.hg ./*/*/*/.hg ./*/*/*/*/.hg 2>/dev/null`
aoqi@0:   # Derive repository names from the .hg directory locations
aoqi@0:   for i in ${hgdirs} ; do
aoqi@0:     repos="${repos} `echo ${i} | sed -e 's@/.hg$@@'`"
aoqi@0:   done
aoqi@0:   at_a_time=8
aoqi@0:   # Any repos to deal with?
aoqi@0:   if [ "${repos}" = "" ] ; then
aoqi@0:     echo "No repositories to process."
aoqi@0:     exit
aoqi@0:   fi
aoqi@0: fi
aoqi@0: 
aoqi@0: # Echo out what repositories we will clone
aoqi@0: echo "# Repos: ${repos} ${repos_extra}"
aoqi@0: 
aoqi@0: # Run the supplied command on all repos in parallel, save output until end
aoqi@0: n=0
aoqi@0: for i in ${repos} ; do
aoqi@0:   echo "Starting on ${i}"
aoqi@0:   n=`expr ${n} '+' 1`
aoqi@0:   (
aoqi@0:     (
aoqi@0:       if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then
aoqi@0:         pull_newrepo="`echo ${pull_default}/${i} | sed -e 's@\([^:]/\)//*@\1@g'`"
aoqi@0:         cline="hg clone ${pull_newrepo} ${i}"
aoqi@0:         echo "# ${cline}"
aoqi@0:         ( eval "${cline}" )
aoqi@0:       else
aoqi@0:         cline="hg $*"
aoqi@0:         echo "# cd ${i} && ${cline}"
aoqi@0:         ( cd ${i} && eval "${cline}" )
aoqi@0:       fi
aoqi@0:       echo "# exit code $?"
aoqi@0:     ) > ${tmp}/repo.${n} 2>&1 ; cat ${tmp}/repo.${n} ) &
aoqi@0:   if [ `expr ${n} '%' ${at_a_time}` -eq 0 ] ; then
aoqi@0:     sleep 5
aoqi@0:   fi
aoqi@0: done
aoqi@0: # Wait for all hg commands to complete
aoqi@0: wait
aoqi@0: 
aoqi@0: if [ "${repos_extra}" != "" ] ; then
aoqi@0:   for i in ${repos_extra} ; do
aoqi@0:     echo "Starting on ${i}"
aoqi@0:     n=`expr ${n} '+' 1`
aoqi@0:     (
aoqi@0:       (
aoqi@0:           pull_newextrarepo="`echo ${pull_extra}/${i} | sed -e 's@\([^:]/\)//*@\1@g'`"
aoqi@0:           cline="hg clone ${pull_newextrarepo} ${i}"
aoqi@0:           echo "# ${cline}"
aoqi@0:           ( eval "${cline}" )
aoqi@0:         echo "# exit code $?"
aoqi@0:       ) > ${tmp}/repo.${n} 2>&1 ; cat ${tmp}/repo.${n} ) &
aoqi@0:     if [ `expr ${n} '%' ${at_a_time}` -eq 0 ] ; then
aoqi@0:       sleep 5
aoqi@0:     fi
aoqi@0:   done
aoqi@0:   # Wait for all hg commands to complete
aoqi@0:   wait
aoqi@0: fi
aoqi@0: 
aoqi@0: # Cleanup
aoqi@0: rm -f -r ${tmp}
aoqi@0: 
aoqi@0: # Terminate with exit 0 all the time (hard to know when to say "failed")
aoqi@0: exit 0
aoqi@0: