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
28to_stderr() {
29    echo "$@" >&2
30}
31
32error() {
33    to_stderr "ERROR: $1"
34    exit ${2:-126}
35}
36
37warning() {
38    to_stderr "WARNING: $1"
39}
40
41version_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 $field
46  else
47    echo -1
48  fi
49}
50
51# Version check
52
53# required
54reqdmajor=1
55reqdminor=4
56reqdrev=0
57
58# requested
59rqstmajor=2
60rqstminor=6
61rqstrev=3
62
63
64# installed
65hgwhere="`command -v hg`"
66if [ "x$hgwhere" = "x" ]; then
67  error "Could not locate Mercurial command"
68fi
69
70hgversion="`LANGUAGE=en hg --version 2> /dev/null | sed -n -e 's@^Mercurial Distributed SCM (version \([^+]*\).*)\$@\1@p'`"
71if [ "x${hgversion}" = "x" ] ; then
72  error "Could not determine Mercurial version of $hgwhere"
73fi
74
75hgmajor="`version_field $hgversion 1`"
76hgminor="`version_field $hgversion 2`"
77hgrev="`version_field $hgversion 3`"
78
79if [ $hgmajor -eq -1 -o $hgminor -eq -1 -o $hgrev -eq -1 ] ; then
80  error "Could not determine Mercurial version of $hgwhere from \"$hgversion\""
81fi
82
83
84# Require
85if [ $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"
87fi
88
89
90# Request
91if [ $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 $hgversion"
93fi
94
95
96# Get clones of all absent nested repositories (harmless if already exist)
97sh ./common/bin/hgforest.sh clone "$@" || exit $?
98
99# Update all existing repositories to the latest sources
100sh ./common/bin/hgforest.sh pull -u
101