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msg_cmp.sh revision 1.1 
      1 #! /bin/sh
      2 #	$NetBSD: msg_cmp.sh,v 1.1 2019/06/11 13:01:14 martin Exp $
      3 
      4 #-
      5 # Copyright (c) 2019 The NetBSD Foundation, Inc.
      6 # All rights reserved.
      7 #
      8 # This code is derived from software contributed to The NetBSD Foundation
      9 # by David Laight.
     10 #
     11 # Redistribution and use in source and binary forms, with or without
     12 # modification, are permitted provided that the following conditions
     13 # are met:
     14 # 1. Redistributions of source code must retain the above copyright
     15 #    notice, this list of conditions and the following disclaimer.
     16 # 2. Redistributions in binary form must reproduce the above copyright
     17 #    notice, this list of conditions and the following disclaimer in the
     18 #    documentation and/or other materials provided with the distribution.
     19 #
     20 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     21 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     22 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     23 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     24 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     25 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     26 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     27 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     28 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     29 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     30 # POSSIBILITY OF SUCH DAMAGE.
     31 #
     32 
     33 
     34 # Compare two (binary) sysinst msg files and report identical messages.
     35 # Used to find untranslated strings.
     36 
     37 usage()
     38 {
     39 	echo "usage: msg_cmp.sh msg_defs.h file1 file2" >&2
     40 	exit 1
     41 }
     42 
     43 [ "$#" = 3 ] || usage
     44 
     45 msg_defs=$1
     46 msg_long="((msg)(long)"
     47 close_paren=")"
     48 
     49 TMP1=/tmp/mct1.$$
     50 TMP2=/tmp/mct2.$$
     51 inp1=$2
     52 inp2=$3
     53 
     54 # Read header file and set up map of message names to numbers
     55 
     56 exec <$msg_defs || exit 2
     57 
     58 while read define MSG_name number rest
     59 do
     60 	[ -z "$number" -o -n "$rest" ] && continue
     61 	[ "$define" = "#define" ] || continue
     62 	name="${MSG_name#MSG_}"
     63 	[ "$name" = "${MSG_name}" ] && continue
     64 	msg_number="${number#$msg_long}"
     65 	[ "$msg_number" = "$number" ] && continue
     66 	msg_number="${msg_number%$close_paren}"
     67 
     68 	varname=MSGNAME_$msg_number
     69 	eval $varname=$name
     70 done
     71 
     72 # Make the sysinst binary message files usable with text tools
     73 set -- $(tr '\000' '\n' < $inp1); off1=$(( $(( $2 + 2 )) \* 8 ))
     74 set -- $(tr '\000' '\n' < $inp2); off2=$(( $(( $2 + 2 )) \* 8 ))
     75 dd bs=1 skip=$off1 if=$inp1 2>/dev/null | tr '\n' '~' | tr '\000' '\n' > $TMP1
     76 dd bs=1 skip=$off2 if=$inp2 2>/dev/null | tr '\n' '~' | tr '\000' '\n' > $TMP2
     77 
     78 # Open both input files
     79 exec 3< $TMP1 
     80 exec 4< $TMP2
     81 
     82 # Compare lines
     83 IFS=''
     84 NUM=0
     85 HDR="Messages identical to the english version:"
     86 
     87 while
     88 	read -r l1 <&3 && read -r l2 <&4
     89 do
     90 	NUM=$(( $NUM + 1 ))
     91 	if [ "$l1" != "$l2" ]; then
     92 		continue
     93 	fi
     94 	[ -z "$hdr_done" ] && hdr_done=1 && printf "%s\n" $HDR
     95 	varname=MSGNAME_$NUM
     96 	eval $( printf "msg=$%s" $varname )
     97 	printf "%s (%d):\t%s\n" $msg $NUM $l1
     98 done
     99 
    100 rm $TMP1 $TMP2
    101 
    102