basic-1

实战Linux编程的原代码,希望对学驱动的人能有所帮助

#!/bin/sh

: ${PERL=perl}
: ${srcdir=.}

case "$PERL" in
  *'missing perl')
  echo 1>&2 "$0: configure didn't find a usable version of Perl, so can't run this test"
  exit 77
  ;;
esac

exec $PERL -w -I$srcdir/.. -MFetish -- - <<\EOF
require 5.003;
use strict;

(my $program_name = $0) =~ s|.*/||;

# Turn off localisation of executable's ouput.
@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;

my $in_1k = 'a' x 1024;
my $in_2k = 'b' x 2048;

my @Tests =
    (
     ['1', {IN=> {f=> ''}},	{OUT=>"00000     0\n"}],
     ['2', {IN=> {f=> 'a'}},	{OUT=>"00097     1\n"}],
     ['3', {IN=> {f=> 'abc'}},	{OUT=>"16556     1\n"}],
     ['4', {IN=> {f=> 'message digest'}}, {OUT=>"26423     1\n"}],
     ['5', {IN=> {f=> 'abcdefghijklmnopqrstuvwxyz'}}, {OUT=>"53553     1\n"}],
     ['6', {IN=> {f=> join ('', 'A'..'Z', 'a'..'z', '0'..'9')}},
				{OUT=>"25587     1\n"}],
     ['7', {IN=> {f=> '1234567890' x 8}}, {OUT=>"21845     1\n"}],

     ['a-r-1k', '-r', {IN=> {f=> $in_1k}}, {OUT=>"65409     1\n"}],
     ['a-s-1k', '-s', {IN=> {f=> $in_1k}}, {OUT=>"33793 2 f\n"}],
     ['b-r-2k', '-r', {IN=> {f=> $in_2k}}, {OUT=>"65223     2\n"}],
     ['b-s-2k', '-s', {IN=> {f=> $in_2k}}, {OUT=>"4099 4 f\n"}],

     ['1s', '-s', {IN=> {f=> ''}},	{OUT=>"0 0 f\n"}],
     ['2s', '-s', {IN=> {f=> 'a'}},	{OUT=>"97 1 f\n"}],
     ['3s', '-s', {IN=> {f=> 'abc'}},	{OUT=>"294 1 f\n"}],
     ['4s', '-s', {IN=> {f=> 'message digest'}}, {OUT=>"1413 1 f\n"}],
     ['5s', '-s', {IN=> {f=> 'abcdefghijklmnopqrstuvwxyz'}},
                                        {OUT=>"2847 1 f\n"}],
     ['6s', '-s', {IN=> {f=> join ('', 'A'..'Z', 'a'..'z', '0'..'9')}},
				        {OUT=>"5387 1 f\n"}],
     ['7s', '-s', {IN=> {f=> '1234567890' x 8}}, {OUT=>"4200 1 f\n"}],
    );

my $save_temps = $ENV{DEBUG};
my $verbose = $ENV{VERBOSE};

my $prog = $ENV{PROG} || die "$0: \$PROG not specified in environment\n";
my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
exit $fail;
EOF