basic

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=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

d=$srcdir/..
exec $PERL -w -I$d -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 $prog = $ENV{PROG} || die "$0: \$PROG not specified in environment\n";

my @Tests =
    (
     ['1', '9',          {OUT => '3 3'}],
     ['1a', '7',         {OUT => '7'}],
     ['2', '4294967291', {OUT => '4294967291'}],
     ['3', '4294967292', {OUT => '2 2 3 3 7 11 31 151 331'}],
     ['4', '4294967293', {OUT => '9241 464773'}],

     ['a', '4294966201', {OUT => '12197 352133'}],
     ['b', '4294966339', {OUT => '13187 325697'}],
     ['c', '4294966631', {OUT => '13729 312839'}],
     ['d', '4294966457', {OUT => '14891 288427'}],
     ['e', '4294966759', {OUT => '21649 198391'}],
     ['f', '4294966573', {OUT => '23071 186163'}],
     ['g', '4294967101', {OUT => '23603 181967'}],
     ['h', '4294966519', {OUT => '34583 124193'}],
     ['i', '4294966561', {OUT => '36067 119083'}],
     ['j', '4294966901', {OUT => '37747 113783'}],
     ['k', '4294966691', {OUT => '39241 109451'}],
     ['l', '4294966969', {OUT => '44201 97169'}],
     ['m', '4294967099', {OUT => '44483 96553'}],
     ['n', '4294966271', {OUT => '44617 96263'}],
     ['o', '4294966789', {OUT => '50411 85199'}],
     ['p', '4294966189', {OUT => '53197 80737'}],
     ['q', '4294967213', {OUT => '57139 75167'}],
     ['s', '4294967071', {OUT => '65521 65551'}],
     ['t', '4294966194', {OUT => '2 3 3 3 3 3 3 3 53 97 191'}],
     ['u', '4294966272', {OUT => '2 2 2 2 2 2 2 2 2 2 3 23 89 683'}],
     ['v', '4294966400', {OUT => '2 2 2 2 2 2 2 5 5 1342177'}],
     ['w', '4294966464', {OUT => '2 2 2 2 2 2 3 3 3 2485513'}],
     ['x', '4294966896', {OUT => '2 2 2 2 3 3 3 11 607 1489'}],
     ['y', '4294966998', {OUT => '2 3 7 3917 26107'}],
     ['z', '-1',
      {ERR => "$prog: `-1' is not a valid positive integer\n"
       . "Try `$prog --help' for more information.\n"},
      {EXIT => 1}],
    );

# Prepend the command line argument and append a newline to end
# of each expected `OUT' string.
my $t;
foreach $t (@Tests)
  {
    my $arg1 = $t->[1];
    my $e;
    foreach $e (@$t)
      {
	$e->{OUT} = "$arg1: $e->{OUT}\n"
	  if ref $e eq 'HASH' and exists $e->{OUT};
      }
  }

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

my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
exit $fail;
EOF