seekmaniac: Better exponential average.

Makefile

@@ -1,4 +1,4 @@
-CMD = 2grep 2search blink burncpu bwlimit clipboard drac		\
+CMD = 2grep 2search audioping blink burncpu bwlimit clipboard drac		\
 	duplicate-packets em emoticons encdir fanspeed field		\
 	find-first-fail find-optimal forever fxkill G gitnext gitundo	\
 	goodpasswd histogram Loffice mtrr mirrorpdf neno not off	\

audioping/audioping

@@ -0,0 +1,69 @@
+#!/bin/bash
+
+: <<=cut
+=pod
+
+=head1 NAME
+
+audioping - Play a sound if ping succeeds
+
+
+=head1 SYNOPSIS
+
+B<audioping> [options for ping]
+
+
+=head1 DESCRIPTION
+
+B<audioping> runs B<ping> and if B<ping> writes 'bytes from',
+B<audioping> plays a sound.
+
+=head1 EXAMPLE
+
+Ping fsf.org
+
+  audioping fsf.org
+
+
+=head1 AUTHOR
+
+Copyright (C) 2023 Ole Tange,
+http://ole.tange.dk and Free Software Foundation, Inc.
+
+
+=head1 LICENSE
+
+Copyright (C) 2012 Free Software Foundation, Inc.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+at your option any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+=head1 DEPENDENCIES
+
+B<audioping> uses B<ping> and B<perl>.
+
+
+=head1 SEE ALSO
+
+B<ping>
+
+
+=cut
+
+bip() {
+    play -q -n synth sine F4 sine C3 remix - fade 0 4 .0 norm -20 bend 0.1,2477,0.1 fade 0 0.3 0.1 2>/dev/null;
+}
+export -f bip
+
+ping "$@" | perl -pe '/bytes from/ and qx{ bash -c bip }'

clipboard/clipboard

@@ -22,7 +22,7 @@ B<clipboard> can be used in 3 ways.
 If placed last in a pipe B<clipboard> will take standard output from a
 command and save it to the clipboard.
 
-Equivalent to: B<cat | xsel -i -b>
+Equivalent to: B<cat | tee >>B<(xsel -i -b) | xclip -i >>B</dev/null>
 
 =head3 Example
 
@@ -45,7 +45,7 @@ If placed in the middle of a pipe B<clipboard> will copy standard
 output from a command and copy it to the clipboard and pass on the
 standard output.
 
-Equivalent to: B<xsel -i -b; xsel -o -b>
+Equivalent to: B<tee >>B<(xsel -i -b) | xclip -i >>B</dev/null; xsel -o -b>
 
 =head3 Example
 
@@ -78,7 +78,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 =head1 SEE ALSO
 
-B<xsel>(1), B<tee>(1), B<cat>(1)
+B<tee>(1), B<xclip>(1), B<xsel>(1)
 
 
 =cut
@@ -99,11 +99,12 @@ else
 	# STDOUT = terminal
 	# cat | clipboard  =>  copy to clipboard
 	echo xsel -i -b >> $debug_log
-	xsel -i -b
+	tee >(xsel -i -b) | xclip -i >/dev/null
     else
 	# STDOUT redir'ed
 	# cat | clipboard | cat =>  copy and forward clipboard
 	echo xsel tee >> $debug_log
-	tee >(xsel -i -b)
+	tee >(xsel -i -b) | xclip -i >/dev/null
+	xsel -o -b
     fi
 fi

seekmaniac/seekmaniac

@@ -140,27 +140,45 @@ sub now() {
     return (int(TimeHiRestime()*1000))/1000;
 }
 
-$Global::version = 20200301;
+$Global::version = 20231020;
 $Global::progname = "seekmaniac";
 my $dev = shift;
 my $size = size_of_block_dev($dev);
 my ($buf,$t);
 if(open(my $fh, "<", $dev)) {
     $| = 1;
-    my @spin = split//,q[\|/-\|/-\|/-\|/-].
+    my @spin = split//,q[/-\|/-\|/-\|/-\|].
 	q[>)|(<-<(|)>->)|(<-<(|)>->)|(<-<(|].
 	q[!:.oOo.oOo.oOo.oOo.,;'"';,:=-];
-    my $start = now() - 0.0001;
     my $avg = 1;
     my $seeks = 1;
+    my $last_seeks = 0;
+    my $now = now();
+    my $last = $now;
+    my $next_print = $now;
+    my $spin = 0;
+    my $warmup = 0;
     while(1) {
-	my $s = $size*rand();
+	my $s = $size * rand();
 	seek($fh,$s,SEEK_SET) || ::die_bug("cannot seek $dev");
 	read($fh,$buf,1);
 	$seeks++;
-	# Exponential moving average
+	$now = now();
-	$avg = 0.9 * $avg + 0.1 * $seeks/(now()-$start);
+	if($now - $next_print > 0.25) {
-	print $spin[($seeks/$avg*4)%@spin]," ",int($avg)," seeks per seconds   \r";
+	    $spin++;
+	    if($now - $last > 0) {
+		# Exponential moving average
+		$warmup = $warmup * 0.95 + 0.05 * 0.9;
+		$avg = $warmup * $avg +
+		    (1-$warmup) * ($seeks - $last_seeks) / ($now - $last);
+		$last_seeks = $seeks;
+		$last = $now;
+	    }
+	    print $spin[$spin % @spin]," ",
+		int($avg)," seeks per second   \r";
+	    # Print next time in 0.25 sec
+	    $next_print += 0.25;
+	}
     }
 } else {
     ::error("cannot open $dev");