iconvdata/tst-table.sh

   1 #!/bin/sh
   2 # Copyright (C) 2000 Free Software Foundation, Inc.
   3 # This file is part of the GNU C Library.
   4 # Contributed by Bruno Haible <haible@clisp.cons.org>, 2000.
   5 #
   6 # The GNU C Library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Library General Public License as
   8 # published by the Free Software Foundation; either version 2 of the
   9 # License, or (at your option) any later version.
  10 #
  11 # The GNU C Library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Library General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Library General Public
  17 # License along with the GNU C Library; see the file COPYING.LIB.  If not,
  18 # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 # Boston, MA 02111-1307, USA.
  20
  21 # Checks that the iconv() implementation (in both directions) for a
  22 # stateless encoding agrees with the charmap table.
  23
  24 common_objpfx=$1
  25 objpfx=$2
  26 charset=$3
  27 charmap=$4
  28
  29 GCONV_PATH=${common_objpfx}iconvdata
  30 export GCONV_PATH
  31 LC_ALL=C
  32 export LC_ALL
  33
  34 set -e
  35
  36 # Get the charmap.
  37 ${SHELL} tst-table-charmap.sh ${charmap:-$charset} \
  38   < ../localedata/charmaps/${charmap:-$charset} \
  39   > ${objpfx}tst-${charset}.charmap.table
  40
  41 # Precompute expected differences between the two iconv directions.
  42 if test ${charset} = EUC-TW; then
  43   irreversible=${objpfx}tst-${charset}.irreversible
  44   grep '^0x8EA1' ${objpfx}tst-${charset}.charmap.table > ${irreversible}
  45 else
  46   irreversible=${charset}.irreversible
  47 fi
  48
  49 # iconv in one direction.
  50 ${common_objpfx}elf/ld.so --library-path $common_objpfx \
  51 ${objpfx}tst-table-from ${charset} \
  52   > ${objpfx}tst-${charset}.table
  53
  54 # iconv in the other direction.
  55 ${common_objpfx}elf/ld.so --library-path $common_objpfx \
  56 ${objpfx}tst-table-to ${charset} | sort \
  57   > ${objpfx}tst-${charset}.inverse.table
  58
  59 # Difference between the two iconv directions.
  60 diff ${objpfx}tst-${charset}.table ${objpfx}tst-${charset}.inverse.table | \
  61   grep '^[<>]' | sed -e 's,^. ,,' > ${objpfx}tst-${charset}.irreversible.table
  62
  63 # Check 1: charmap and iconv forward should be identical.
  64 cmp -s ${objpfx}tst-${charset}.charmap.table ${objpfx}tst-${charset}.table ||
  65 exit 1
  66
  67 # Check 2: the difference between the two iconv directions.
  68 if test -f ${irreversible}; then
  69   cat ${objpfx}tst-${charset}.charmap.table ${irreversible} | sort | uniq -u \
  70     > ${objpfx}tst-${charset}.tmp.table
  71   cmp -s ${objpfx}tst-${charset}.tmp.table ${objpfx}tst-${charset}.inverse.table ||
  72   exit 1
  73 else
  74   cmp -s ${objpfx}tst-${charset}.table ${objpfx}tst-${charset}.inverse.table ||
  75   exit 1
  76 fi
  77
  78 exit 0