1 #!/bin/sh
   2 
   3 #
   4 # Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
   5 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   6 #
   7 # This code is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License version 2 only, as
   9 # published by the Free Software Foundation.  Oracle designates this
  10 # particular file as subject to the "Classpath" exception as provided
  11 # by Oracle in the LICENSE file that accompanied this code.
  12 #
  13 # This code is distributed in the hope that it will be useful, but WITHOUT
  14 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  16 # version 2 for more details (a copy is included in the LICENSE file that
  17 # accompanied this code).
  18 #
  19 # You should have received a copy of the GNU General Public License version
  20 # 2 along with this work; if not, write to the Free Software Foundation,
  21 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  22 #
  23 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  24 # or visit www.oracle.com if you need additional information or have any
  25 # questions.
  26 #
  27 
  28 to_stderr() {
  29     echo "$@" >&2
  30 }
  31 
  32 error() {
  33     to_stderr "ERROR: $1"
  34     exit ${2:-126}
  35 }
  36 
  37 warning() {
  38     to_stderr "WARNING: $1"
  39 }
  40 
  41 version_field() {
  42   # rev is typically omitted for minor and major releases
  43   field=`echo ${1}.0 | cut -f ${2} -d .`
  44   if expr 1 + $field >/dev/null 2> /dev/null; then
  45     echo $field
  46   else
  47     echo -1
  48   fi
  49 }
  50 
  51 # Version check
  52 
  53 # required
  54 reqdmajor=1
  55 reqdminor=4
  56 reqdrev=0
  57 
  58 # requested
  59 rqstmajor=2
  60 rqstminor=6
  61 rqstrev=3
  62 
  63 
  64 # installed
  65 hgwhere="`command -v hg`"
  66 if [ "x$hgwhere" = "x" ]; then
  67   error "Could not locate Mercurial command"
  68 fi
  69 
  70 hgversion="`hg --version 2> /dev/null | sed -n -e 's@^Mercurial Distributed SCM (version \([^+]*\).*)\$@\1@p'`"
  71 if [ "x${hgversion}" = "x" ] ; then
  72   error "Could not determine Mercurial version of $hgwhere"
  73 fi
  74 
  75 hgmajor="`version_field $hgversion 1`"
  76 hgminor="`version_field $hgversion 2`"
  77 hgrev="`version_field $hgversion 3`"
  78 
  79 if [ $hgmajor -eq -1 -o $hgminor -eq -1 -o $hgrev -eq -1 ] ; then
  80   error "Could not determine Mercurial version of $hgwhere from \"$hgversion\""
  81 fi
  82 
  83 
  84 # Require
  85 if [ $hgmajor -lt $reqdmajor -o \( $hgmajor -eq $reqdmajor -a $hgminor -lt $reqdminor \) -o \( $hgmajor -eq $reqdmajor -a $hgminor -eq $reqdminor -a $hgrev -lt $reqdrev \) ] ; then
  86   error "Mercurial version $reqdmajor.$reqdminor.$reqdrev or later is required. $hgwhere is version $hgversion"
  87 fi
  88 
  89 
  90 # Request
  91 if [ $hgmajor -lt $rqstmajor -o \( $hgmajor -eq $rqstmajor -a $hgminor -lt $rqstminor \) -o \( $hgmajor -eq $rqstmajor -a $hgminor -eq $rqstminor -a $hgrev -lt $rqstrev \) ] ; then
  92   warning "Mercurial version $rqstmajor.$rqstminor.$rqstrev or later is recommended. $hgwhere is version $hgversion"
  93 fi
  94 
  95 
  96 # Get clones of all absent nested repositories (harmless if already exist)
  97 sh ./common/bin/hgforest.sh clone "$@" || exit $?
  98 
  99 # Update all existing repositories to the latest sources
 100 sh ./common/bin/hgforest.sh pull -u