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Print a warning before starting dialog(1) if the user

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has no write access to /dev/speaker or the speaker device is not
enabled in kernel.

Code cleanup.
This commit is contained in:
Wolfram Schneider 1996-07-02 23:35:21 +00:00
parent b23472acb2
commit a7258e9fe6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=16925
1 changed files with 51 additions and 34 deletions
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85
usr.sbin/spkrtest/spkrtest.pl
View File

@ -1,48 +1,48 @@
#!/usr/bin/perl
#
# Test script for the speaker driver
# spkrtest - Test script for the speaker driver
#
# v1.0 by Eric S. Raymond (Feb 1990)
# v1.1 rightstuff contributed by Eric S. Tiedemann (est@snark.thyrsus.com)
# v2.0 dialog+perl by Wolfram Schneider <wosch@cs.tu-berlin.de>, May 1995
# v2.0 dialog+perl by Wolfram Schneider <wosch@freebsd.org>, May 1995
#
# NOTE for iso-* (latin1) fonts: use TERM=cons25-iso8859-1
#
# $Id: $
$title = "
reveille -- Reveille
contact -- Contact theme from Close Encounters
dance -- Lord of the Dance (aka Simple Gifts)
loony -- Loony Toons theme
sinister -- standard villain's entrance music
rightstuff -- a trope from \"The Right Stuff\" score by Bill Conti
toccata -- opening bars of Bach's Toccata and Fugue in D Minor
$title = qq{
reveille -- Reveille
contact -- Contact theme from Close Encounters
dance -- Lord of the Dance (aka Simple Gifts)
loony -- Loony Toons theme
sinister -- standard villain's entrance music
rightstuff -- a trope from "The Right Stuff" score by Bill Conti
toccata -- opening bars of Bach's Toccata and Fugue in D Minor
startrek -- opening bars of the theme from Star Trek Classic
";
};
$music = "
$music = qq{
reveille -- t255l8c.f.afc~c.f.afc~c.f.afc.f.a..f.~c.f.afc~c.f.afc~c.f.afc~c.f..
contact -- <cd<a#~<a#>f
dance -- t240<cfcfgagaa#b#>dc<a#a.~fg.gaa#.agagegc.~cfcfgagaa#b#>dc<a#a.~fg.gga.agfgfgf.
loony -- t255cf8f8edc<a>~cf8f8edd#e~ce8cdce8cd.<a>c8c8c#def8af8
contact -- <cd<a#~<a#>f
dance -- t240<cfcfgagaa#b#>dc<a#a.~fg.gaa#.agagegc.~cfcfgagaa#b#>dc<a#a.~fg.gga.agfgfgf.
loony -- t255cf8f8edc<a>~cf8f8edd#e~ce8cdce8cd.<a>c8c8c#def8af8
sinister -- mst200o2ola.l8bc.~a.~>l2d#
rightstuff -- olcega.a8f>cd2bgc.c8dee2
toccata -- msl16oldcd4mll8pcb-agf+4.g4p4<msl16dcd4mll8pa.a+f+4p16g4
toccata -- msl16oldcd4mll8pcb-agf+4.g4p4<msl16dcd4mll8pa.a+f+4p16g4
startrek -- l2b.f+.p16a.c+.p l4mn<b.>e8a2mspg+e8c+f+8b2
";
};
$checklist = 'dialog \
--title "Speaker test" \
--checklist "Please select the melodies you wish to play (space for select)" \
-1 -1 10 \
';
@checklist = ('/usr/bin/dialog', '--title', 'Speaker test', '--checklist',
'Please select the melodies you wish to play (space for select)',
'-1', '-1', '10');
$speaker = '/dev/speaker';
sub Exit {
unlink $tmp if $tmp;
unlink $tmp if $tmp; exit;
}
$SIG{'INT'} = $SIG{'HUP'} = $SIG{'TRAP'} = $SIG{'QUIT'} =
$SIG{'INT'} = $SIG{'HUP'} = $SIG{'TRAP'} = $SIG{'QUIT'} =
$SIG{'TERM'} = '&Exit';
@ -65,21 +65,38 @@ sub splitconfig {
&splitconfig(*title);
&splitconfig(*music);
foreach $e (sort keys %title) {
($t = $title{$e}) =~ s/(\")/\\$1/g; # quote '"'
$checklist .= "\"$e\" \"$t\" OFF ";
foreach (sort keys %title) {
push(@checklist, ($_, $title{$_}, 'OFF'));
}
$tmp = ($ENV{'TMP'} || "/tmp") . "/_spkrtest$$";
system("$checklist 2> $tmp"); # start dialog
if (!$?) { # not cancel
open(SPEAKER, ">/dev/speaker") || die "/dev/speaker: $!\n";
if (!open(SPEAKER, "> $speaker")) {
warn "You have no write access to $speaker or the speaker device is not " .
"enabled\nin kernel. Cannot play any melody! See spkr(4).\a\n";
sleep 2;
}
open(SAVEERR, ">&STDERR") || die "open >&STDERR: $!\n";
open(STDERR, "> $tmp") || do { die "open > $tmp: $!\n"; };
system @checklist; # start dialog
open(STDERR, ">&SAVEERR") || die "open >&SAVEERR: $!\n";
$return = $? >> 8;
# die if speaker device not avaiable
if (fileno(SPEAKER) eq "") {
print "\nSorry, cannot play any melody!!!\n"; &Exit;
}
if (!$return) { # not cancel
select(SPEAKER); $| = 1;
select(STDOUT); $| = 1;
if (! -z $tmp) { # select melod(y/ies)
foreach $melody (split($", `cat $tmp`)) {
if (! -z $tmp) { # select melod(y/ies)
print STDOUT "\n";
open(STDIN, $tmp) || do { die "open $tmp: $!\n"; };
foreach $melody (split($", <STDIN>)) {
$melody =~ s/^"//; $melody =~ s/"$//;
print STDOUT "$title{$melody}\n";
print SPEAKER "$music{$melody}";
@ -88,9 +105,9 @@ if (!$?) { # not cancel
} else { # use default melody
$melody = (sort keys %title)[0];
print STDOUT "Use default melody: $title{$melody}\n";
print SPEAKER "$music{$melody}";
print SPEAKER "$music{$melody}";
}
close SPEAKER;
}
unlink $tmp;
&Exit;