external/bsd/atf/dist/admin/generate-revision.sh

   1 #! /bin/sh
   2 #
   3 # Automated Testing Framework (atf)
   4 #
   5 # Copyright (c) 2007, 2008, 2009 The NetBSD Foundation, Inc.
   6 # All rights reserved.
   7 #
   8 # Redistribution and use in source and binary forms, with or without
   9 # modification, are permitted provided that the following conditions
  10 # are met:
  11 # 1. Redistributions of source code must retain the above copyright
  12 #    notice, this list of conditions and the following disclaimer.
  13 # 2. Redistributions in binary form must reproduce the above copyright
  14 #    notice, this list of conditions and the following disclaimer in the
  15 #    documentation and/or other materials provided with the distribution.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  18 # CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  19 # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  20 # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21 # IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  22 # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  24 # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  26 # IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  27 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  28 # IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29 #
  30
  31 #
  32 # Generates a header file with information about the revision used to
  33 # build ATF.
  34 #
  35
  36 set -e
  37
  38 Prog_Name=${0##*/}
  39
  40 MTN=
  41 ROOT=
  42
  43 #
  44 # err message
  45 #
  46 err() {
  47     echo "${Prog_Name}: ${@}" 1>&2
  48     exit 1
  49 }
  50
  51 #
  52 # call_mtn args
  53 #
  54 call_mtn() {
  55     ${MTN} --root=${ROOT} "${@}"
  56 }
  57
  58 #
  59 # get_rev_info_into_vars
  60 #
  61 # Sets the following variables to describe the current revision of the tree:
  62 #    rev_base_id: The base revision identifier.
  63 #    rev_modified: true if the tree has been locally modified.
  64 #
  65 get_rev_info_into_vars() {
  66     rev_base_id=$(call_mtn automate get_base_revision_id)
  67
  68     if call_mtn status | grep "no changes" >/dev/null; then
  69         rev_modified=false
  70     else
  71         rev_modified=true
  72     fi
  73
  74     datetime=$(call_mtn automate certs ${rev_base_id} | \
  75                grep 'value "[2-9][0-9][0-9][0-9]-[01][0-9]-[0-3][0-9]' | \
  76                cut -d '"' -f 2)
  77     rev_date=$(echo ${datetime} | cut -d T -f 1)
  78     rev_time=$(echo ${datetime} | cut -d T -f 2)
  79 }
  80
  81 #
  82 # generate_h revfile
  83 #
  84 generate_h() {
  85     revfile=${1}
  86
  87     get_rev_info_into_vars
  88
  89     >${revfile}
  90
  91     echo "#define PACKAGE_REVISION_BASE \"${rev_base_id}\"" >>${revfile}
  92
  93     if [ ${rev_modified} = true ]; then
  94         echo "#define PACKAGE_REVISION_MODIFIED 1" >>${revfile}
  95     fi
  96
  97     echo "#define PACKAGE_REVISION_DATE \"${rev_date}\"" >>${revfile}
  98     echo "#define PACKAGE_REVISION_TIME \"${rev_time}\"" >>${revfile}
  99 }
 100
 101 #
 102 # main
 103 #
 104 # Entry point.
 105 #
 106 main() {
 107     fmt=
 108     outfile=
 109     version=
 110     while getopts :f:m:r:o:v: arg; do
 111         case ${arg} in
 112             f)
 113                 fmt=${OPTARG}
 114                 ;;
 115             m)
 116                 MTN=${OPTARG}
 117                 ;;
 118             o)
 119                 outfile=${OPTARG}
 120                 ;;
 121             r)
 122                 ROOT=${OPTARG}
 123                 ;;
 124             v)
 125                 version=${OPTARG}
 126                 ;;
 127             *)
 128                 err "Unknown option ${arg}"
 129                 ;;
 130         esac
 131     done
 132     [ -n "${ROOT}" ] || \
 133         err "Must specify the top-level source directory with -r"
 134     [ -n "${fmt}" ] || \
 135         err "Must specify an output format with -f"
 136     [ -n "${outfile}" ] || \
 137         err "Must specify an output file with -o"
 138     [ -n "${version}" ] || \
 139         err "Must specify a version number with -v"
 140
 141     if [ -n "${MTN}" -a -d ${ROOT}/_MTN ]; then
 142         case ${fmt} in
 143             h)
 144                 tmp=$(mktemp -t generate-revision.XXXXXX)
 145                 generate_${fmt} ${tmp} ${version}
 146                 cmp -s ${tmp} ${outfile} || cp -p ${tmp} ${outfile}
 147                 rm -f ${tmp}
 148                 ;;
 149             *)
 150                 err "Unknown format ${fmt}"
 151                 ;;
 152         esac
 153     else
 154         rm -f ${outfile}
 155     fi
 156 }
 157
 158 main "${@}"
 159
 160 # vim: syntax=sh:expandtab:shiftwidth=4:softtabstop=4