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https://https.git.savannah.gnu.org/git/coreutils.git
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61 lines
1.6 KiB
Bash
Executable File
61 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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: ${PERL=perl}
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$PERL -e 1 > /dev/null 2>&1 || {
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echo 1>&2 "$0: configure didn't find a usable version of Perl," \
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"so can't run this test"
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exit 77
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}
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ARGV_0=$0
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export ARGV_0
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exec $PERL -w -- - <<\EOF
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# Ensure that cat exits upon a single EOF (^D) from a tty.
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# Do the same for all programs that can read stdin,
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# require no arguments and that write to standard output.
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use strict;
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(my $ME = $ENV{ARGV_0}) =~ s|.*/||;
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# Some older versions of Expect.pm (e.g. 1.07) lack the log_user method,
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# so check for that, too.
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eval { require Expect; Expect->require_version('1.11') };
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$@ and (warn "$ME: this script requires Perl's Expect package >=1.11\n"),
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exit 77;
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{
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my $fail = 0;
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foreach my $cmd (qw( cat cksum dd expand fmt fold head md5sum nl od
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paste pr ptx sha1sum sort sum tac tee tail tsort
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unexpand uniq wc ))
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{
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my $exp = new Expect;
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$exp->log_user(0);
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$exp->spawn($cmd)
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or (warn "$ME: cannot run `$cmd': $!\n"), $fail=1, next;
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$exp->send("a b\n");
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$exp->send(''); # FIXME: it'd be better not to hard-code ^D here
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$exp->expect (0, '-re', "^a b\\r?\$");
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my $found = $exp->expect (1, '-re', "^.+\$");
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# $found and warn "F: $found: " . $exp->exp_match () . "\n";
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$exp->expect(1, 'eof');
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defined $found
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or (warn "$ME: $cmd didn't produce expected output\n"),
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$fail=1, next;
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defined defined $exp->exitstatus
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or (warn "$ME: $cmd didn't exit after ^D from standard input\n"),
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$fail=1, next;
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my $s = $exp->exitstatus;
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$s == 0
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or (warn "$ME: $cmd exited with status $s (expected 0)\n"),
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$fail=1;
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$exp->hard_close();
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}
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exit $fail
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}
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EOF
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