| #!/bin/sh |
| # Complete check of a stateless encoding. |
| # Usage: check-stateless SRCDIR CHARSET |
| srcdir="$1" |
| charset="$2" |
| set -e |
| |
| # iconv in one direction. |
| ./table-from "$charset" > tmp-"$charset".TXT |
| |
| # iconv in the other direction. |
| ./table-to "$charset" | sort > tmp-"$charset".INVERSE.TXT |
| |
| # Check 1: charmap and iconv forward should be identical. |
| cmp "${srcdir}"/"$charset".TXT tmp-"$charset".TXT 2> /dev/null |
| |
| # Check 2: the difference between the charmap and iconv backward. |
| sed -e '/ .* 0x/d' < "${srcdir}"/"$charset".TXT > tmp-noprecomposed-"$charset".TXT |
| if test -f "${srcdir}"/"$charset".IRREVERSIBLE.TXT; then |
| cat tmp-noprecomposed-"$charset".TXT "${srcdir}"/"$charset".IRREVERSIBLE.TXT | sort | uniq -u > tmp-orig-"$charset".INVERSE.TXT |
| else |
| cp tmp-noprecomposed-"$charset".TXT tmp-orig-"$charset".INVERSE.TXT |
| fi |
| cmp tmp-orig-"$charset".INVERSE.TXT tmp-"$charset".INVERSE.TXT 2> /dev/null |
| |
| rm -f tmp-"$charset".TXT tmp-"$charset".INVERSE.TXT tmp-noprecomposed-"$charset".TXT tmp-orig-"$charset".INVERSE.TXT |
| exit 0 |
| # For a new encoding: |
| # You can create the "$charset".TXT like this: |
| # ./table-from "$charset" > "$charset".TXT |
| # You can create the "$charset".IRREVERSIBLE.TXT like this: |
| # ./table-to "$charset" | sort > "$charset".INVERSE.TXT |
| # diff "$charset".TXT "$charset".INVERSE.TXT | grep '^[<>]' | sed -e 's,^. ,,' > "$charset".IRREVERSIBLE.TXT |