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#!/usr/bin/perl
# Simple check of a stateful encoding.
# Usage: check-stateful TOP SRCDIR CHARSET
use warnings;
use strict;
if (@ARGV < 3) {
print "Usage: check-stateful <top> <srcdir> <charset>\n";
exit;
}
my $top = shift @ARGV;
my $srcdir = shift @ARGV;
my $charset = shift @ARGV;
# charset, modified for use in filenames.
my $charsetf = $charset;
$charsetf =~ s/:/-/g;
command("$top/Iconv -f $charset -t UTF-8 -o $srcdir/tmp-snippet $srcdir/$charsetf-snippet");
command("cmp $srcdir/$charsetf-snippet.UTF-8 $srcdir/tmp-snippet");
command("$top/Iconv -f UTF-8 -t $charset -o $srcdir/tmp-snippet $srcdir/$charsetf-snippet.UTF-8");
command("cmp $srcdir/$charsetf-snippet $srcdir/tmp-snippet");
command("rm -f $srcdir/tmp-snippet");
sub command {
my $cmd = shift;
print "> $cmd\n";
my @output = `$cmd 2>&1`;
foreach my $line (@output) {
print "| $line";
}
my $status = $? / 256;
die "$cmd:\nexit status $status\n" if $status;
return @output;
}
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