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98 lines
3.2 KiB
Bash
Executable File
98 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2000-2023 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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#
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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# Checks that the iconv() implementation (in both directions) for a
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# stateless encoding agrees with the charmap table.
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common_objpfx=$1
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objpfx=$2
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test_program_prefix=$3
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charset=$4
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charmap=$5
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# sort is used on the build system.
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LC_ALL=C
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export LC_ALL
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set -e
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# Get the charmap.
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./tst-table-charmap.sh \
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< ../localedata/charmaps/${charmap:-$charset} \
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> ${objpfx}tst-${charset}.charmap.table
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# When the charset is GB18030, truncate this table because for this encoding,
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# the tst-table-from and tst-table-to programs scan the Unicode BMP only.
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if test ${charset} = GB18030; then
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grep '0x....$' < ${objpfx}tst-${charset}.charmap.table \
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> ${objpfx}tst-${charset}.truncated.table
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mv ${objpfx}tst-${charset}.truncated.table ${objpfx}tst-${charset}.charmap.table
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fi
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# Precomputed expexted differences between the charmap and iconv forward.
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precomposed=${charset}.precomposed
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# Precompute expected differences between the charmap and iconv backward.
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if test ${charset} = EUC-TW; then
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irreversible=${objpfx}tst-${charset}.irreversible
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(grep '^0x8EA1' ${objpfx}tst-${charset}.charmap.table
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cat ${charset}.irreversible
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) > ${irreversible}
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else
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irreversible=${charset}.irreversible
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fi
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# iconv in one direction.
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${test_program_prefix} \
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${objpfx}tst-table-from ${charset} \
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> ${objpfx}tst-${charset}.table
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# iconv in the other direction.
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${test_program_prefix} \
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${objpfx}tst-table-to ${charset} | sort \
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> ${objpfx}tst-${charset}.inverse.table
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# Difference between the charmap and iconv backward.
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diff ${objpfx}tst-${charset}.charmap.table ${objpfx}tst-${charset}.inverse.table | \
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grep '^[<>]' | sed -e 's,^. ,,' > ${objpfx}tst-${charset}.irreversible.table
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# Check 1: charmap and iconv forward should be identical, except for
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# precomposed characters.
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if test -f ${precomposed}; then
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cat ${objpfx}tst-${charset}.table ${precomposed} | sort | uniq -u \
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> ${objpfx}tst-${charset}.tmp.table
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cmp -s ${objpfx}tst-${charset}.charmap.table ${objpfx}tst-${charset}.tmp.table ||
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exit 1
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else
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cmp -s ${objpfx}tst-${charset}.charmap.table ${objpfx}tst-${charset}.table ||
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exit 1
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fi
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# Check 2: the difference between the charmap and iconv backward.
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if test -f ${irreversible}; then
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cat ${objpfx}tst-${charset}.charmap.table ${irreversible} | sort | uniq -u \
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> ${objpfx}tst-${charset}.tmp.table
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cmp -s ${objpfx}tst-${charset}.tmp.table ${objpfx}tst-${charset}.inverse.table ||
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exit 1
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else
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cmp -s ${objpfx}tst-${charset}.charmap.table ${objpfx}tst-${charset}.inverse.table ||
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exit 1
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fi
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exit 0
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