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118 Commits

Author SHA1 Message Date
Dima Kogan
e064c29daa changelog bump 2015-11-13 11:15:24 -08:00
Dima Kogan
3d85dba82a Merge branch 'master' into debian 2015-11-13 11:13:37 -08:00
Dima Kogan
fa7082b242 version bump 2015-11-13 11:08:30 -08:00
Dima Kogan
c61e58da0a added --equation 2015-11-13 11:07:18 -08:00
Dima Kogan
f6a20cf8d8 changelog bump 2015-11-02 13:56:50 -08:00
Dima Kogan
9497e9d751 Merge branch 'master' into debian 2015-11-01 13:04:18 -08:00
Dima Kogan
c19dc4aa2a slighly fancier histogram recipe 2015-11-01 13:03:52 -08:00
Dima Kogan
f9174031cc Revert "even streaming feedgnuplots persist"
This reverts commit 9d98b84546.
This doesn't belong in the debian branch
2015-11-01 13:02:45 -08:00
Dima Kogan
ab26e54e20 Revert "slighly fancier histogram recipe"
This reverts commit 5609773b5b.

This doesn't belong in the debian branch
2015-11-01 13:02:30 -08:00
Dima Kogan
238a0c1943 version bump 2015-11-01 12:55:09 -08:00
Dima Kogan
42a8218fbe removed unneeded if()
This looks like a large patch, but it's 99% re-indentation
2015-11-01 12:46:30 -08:00
Dima Kogan
4cfcf0fc35 removed threading stuff
It's now all in one thread with a select() loop. Much nicer
2015-11-01 12:44:55 -08:00
Dima Kogan
0e7f51f3f7 comment 2015-11-01 01:05:32 -08:00
Dima Kogan
01971c2434 whitespace 2015-11-01 01:02:51 -08:00
Dima Kogan
104accdd0d More sophisticated handling of termination conditions
no --stream and no --exit:
  When input exhausted, keep interactive plot up, keep shell busy until user ^C

no --stream and --exit:
  When input exhausted, keep non-interactive plot up, make shell available
  immediately

--stream and no --exit:
  When input exhausted, keep interactive plot up, keep shell busy until user ^C.
  A user ^C before the input is exhausted is blocked from killing
  C<feedgnuplot>, but allows the data input process to be killed, so it looks
  like an input exhaustion condition.

--stream and --exit:
  When input exhausted or user ^C, shut down all plots, make shell available
  immediately. A user ^C is respected immediately, and C<feedgnuplot> is killed
2015-11-01 01:02:51 -08:00
Dima Kogan
605158b391 replaced a 'say' with 'print' 2015-11-01 01:45:55 -07:00
Dima Kogan
9d98b84546 even streaming feedgnuplots persist
When the data-feeding pipe dies (data source exits) I still want to see the
realtime plot, as it appeared at the end
2015-06-22 17:03:30 -07:00
Dima Kogan
5609773b5b slighly fancier histogram recipe 2015-06-20 12:55:35 -07:00
Dima Kogan
ac06d5410a changelog bump 2014-10-10 14:05:31 -07:00
Dima Kogan
199796d874 Depends now works with the 'gnuplot5' packages
There's now a family of 'gnuplot5' packages in addition to the 'gnuplot' ones. I
now Depend on either one or on a generic "gnuplot" fallback.
2014-10-10 14:05:05 -07:00
Dima Kogan
0c32afacfd fixed typo 2014-08-22 17:17:18 -07:00
Dima Kogan
a9d1b533fb changelog bump 2014-08-06 15:20:07 -07:00
Dima Kogan
0f0e51a159 by default I depend on "gnuplot-nox", not "gnuplot"
It turns out that the "base" gnuplot package that all flavors provide is called
"gnuplot-nox". So paradoxically, "gnuplot-x11" Provides "gnuplot-nox". I had my
dependency set up such that "gnuplot-nox" would not satisfy feedgnuplot. It does
now
2014-08-06 15:19:14 -07:00
Dima Kogan
73ed9b545a Merge tag 'v1.34' into debian 2014-08-06 15:16:17 -07:00
Dima Kogan
1688496f34 an "exit" command now has effect even with triggered-only replotting 2014-05-28 02:34:39 -07:00
Dima Kogan
498047e785 version bump 2014-05-14 00:45:49 -07:00
Dima Kogan
72adba82f7 Declaring feedgnuplot as a package to pacify the MetaCPAN indexer
Hopefully this is sufficient. We'll see

https://github.com/dkogan/feedgnuplot/pull/16
https://github.com/CPAN-API/metacpan-web/issues/1148
https://github.com/CPAN-API/metacpan-web/issues/1170
https://github.com/CPAN-API/metacpan-web/issues/994
2014-05-14 00:43:13 -07:00
Corey Putkunz
539b2035d8 Fix for "Use of implicit split to @_ is deprecated at /d/home/coreyp/bin/feedgnuplot line 377" 2014-04-07 10:20:57 +08:00
Dima Kogan
10987c5187 version bump 2014-02-06 23:19:19 -08:00
Dima Kogan
9ae728805d Merge branch 'master' into debian 2014-02-06 23:18:30 -08:00
Dima Kogan
f790ac4683 version bump 2014-02-05 14:01:22 -08:00
Dima Kogan
af94ddf457 Merge branch 'master' into debian 2014-02-05 14:00:16 -08:00
Dima Kogan
abc37bfa1e changelog bump 2014-01-24 15:51:10 -08:00
Dima Kogan
19c56ae041 Merge branch 'master' into debian 2014-01-24 15:48:57 -08:00
Dima Kogan
417ceb2bcc made the VCS links canonical 2013-12-04 02:37:11 -08:00
Dima Kogan
a374e71fae changelog bump 2013-12-04 02:05:29 -08:00
Dima Kogan
0551483616 Merge branch 'master' into debian 2013-12-04 02:02:21 -08:00
Dima Kogan
48fb730f0b Merge branch 'master' into debian 2013-12-04 01:59:56 -08:00
Dima Kogan
2fbc8f62d3 Removed Anton Gladky from the Uploaders 2013-12-04 01:59:40 -08:00
Dima Kogan
670a5b84f9 gnuplot dependency now favors graphical gnuplot packages 2013-12-02 23:53:53 -08:00
Anton Gladky
b92093464b Add libipc-run-perl to Build-Depends to execute tests. 2013-10-25 21:16:24 +02:00
Anton Gladky
516077cbd0 Merge changelog entries. 2013-10-25 21:01:50 +02:00
Dima Kogan
f8e69778a2 build-dep on gnuplot for tests 2013-10-20 01:26:28 -07:00
Dima Kogan
7dca5c31bf changelog bump 2013-10-20 01:19:59 -07:00
Dima Kogan
a6fef8c9f4 Merge branch 'master' into debian 2013-10-20 01:19:31 -07:00
Dima Kogan
987b7d90be bumped changelog, updated build-deps 2013-10-20 00:58:48 -07:00
Dima Kogan
d7e30ac655 Merge branch 'master' into debian 2013-10-20 00:56:39 -07:00
Dima Kogan
ece4b29a2a snapshot version bump 2013-09-23 06:15:21 -07:00
Dima Kogan
bbd2a44bf9 Merge branch 'master' into debian 2013-09-23 06:07:29 -07:00
Dima Kogan
d2613db253 version bump 2013-04-28 17:43:12 -07:00
Dima Kogan
2217a1a1ba Now building the html documentation from the correct POD source 2013-04-28 17:42:21 -07:00
Dima Kogan
184102a420 Merge remote-tracking branch 'gitdebian/debian' into debian 2013-02-08 02:27:46 -08:00
Dima Kogan
1cca6c8eb4 version bump 2013-02-08 02:19:47 -08:00
Dima Kogan
78368597c8 Merge branch 'master' into debian 2013-02-08 02:19:39 -08:00
Anton Gladky
4de5984551 Update email. 2013-02-03 17:56:55 +01:00
Anton Gladky
512d515ff6 Update watch-file. Thanks to Bart Martens. 2013-02-03 17:56:29 +01:00
Dima Kogan
1d1b5e6808 removed redundant pieces of debian/gbp.conf 2012-12-14 10:32:59 -08:00
Dima Kogan
40b18cf8f9 priority now optional 2012-12-14 10:32:28 -08:00
Dima Kogan
5283810abe fixed watchfile to work with newer github pages 2012-11-18 11:59:03 -08:00
Dima Kogan
9ab429e618 Small packaging tweaks:
These were suggested by paultag@debian.org

1. debian/changelog just has the one entry, to indicate what has changed from
the perspective of a user of this package. The old changes in that file have
never been uploaded to Debian

2. Uploading to unstable instead of experimental

3. Bumped up debhelper compat to 9

4. Removed DM-Upload-Allowed

5. Minor standards bump
2012-10-30 11:22:02 -07:00
Dima Kogan
14a39b6fd2 version bump 2012-09-29 16:42:50 -07:00
Dima Kogan
d705699459 gbp.conf knows about upstream tags 2012-09-29 16:42:34 -07:00
Dima Kogan
8867cf54f0 Merge remote-tracking branch 'upstream/master' into debian 2012-09-29 16:35:49 -07:00
Dima Kogan
52b9024320 version bump 2012-09-14 01:32:07 -07:00
Dima Kogan
6809545a16 added doc-base definition 2012-09-14 01:29:46 -07:00
Dima Kogan
a66e45adb5 added Anton Gladky as an Uploader 2012-09-14 01:14:29 -07:00
Dima Kogan
8557cd4870 more thorough cleanup of pod2html detritus 2012-09-11 14:30:34 -07:00
Dima Kogan
88fbd90a28 minor changelog update 2012-09-11 13:39:45 -07:00
Dima Kogan
d9906d8e88 Vcs-Git and Vcs-Browser now point to alioth 2012-09-11 13:37:19 -07:00
Dima Kogan
186b7a3ae0 added watch file to find tagged tarballs on github 2012-09-11 13:33:40 -07:00
Dima Kogan
62eb5f17bb building and installing the HTML documentation 2012-09-11 13:20:58 -07:00
Dima Kogan
a164c4ff29 Merge remote-tracking branch 'upstream/master' into debian 2012-09-11 13:12:55 -07:00
Dima Kogan
30d5b10fd6 debian-science is now the maintainer 2012-09-11 11:47:11 -07:00
Dima Kogan
f2d4b7d78b marking package as non-native 2012-09-11 11:44:11 -07:00
Dima Kogan
00d2f0d6a6 Merge tag 'upstream/1.22' into debian 2012-09-11 11:42:57 -07:00
Dima Kogan
0ccffde918 added git-buildpackage configuration 2012-09-11 11:41:57 -07:00
Dima Kogan
805060ba92 changelog now references a non-native package 2012-09-11 11:33:14 -07:00
Dima Kogan
6ba7fc053c allowing uploads by DMs 2012-09-10 23:40:29 -07:00
Dima Kogan
21c38efc2d debian changelog now closes the ITP bug 2012-09-10 23:30:59 -07:00
Dima Kogan
7833e63c32 debian/copyright has a single license for the whole package 2012-09-10 23:27:12 -07:00
Dima Kogan
d9e5067f20 more standard copyright file 2012-09-10 21:07:22 -07:00
Dima Kogan
44a81e153d updated debian standards version 2012-09-10 20:55:49 -07:00
Dima Kogan
458367883a version bump 2012-09-10 20:48:34 -07:00
Dima Kogan
d4997cbba7 cleaned up debian/control 2012-09-10 20:45:12 -07:00
Dima Kogan
5dcffaa62d updated package description 2012-09-10 18:31:28 -07:00
Dima Kogan
5cf323a97c removed debian/watch
I have a native package at this point, so I'll make new tags ONLY when a new
packaged release is cut. If this ever changes, a watch file will be re-added
2012-09-10 18:28:46 -07:00
Dima Kogan
229c08582d using more up-to-date copyright format spec 2012-09-10 18:26:21 -07:00
Dima Kogan
04876fa72e version bump 2012-09-03 08:33:36 -07:00
Dima Kogan
e61e831ef2 version bump 2012-09-02 23:53:17 -07:00
Dima Kogan
e5973e4fd6 version bump 2012-08-31 01:36:23 -07:00
Dima Kogan
df2c78a85e changelog bump 2012-02-11 21:05:07 -08:00
Dima Kogan
472520fdd8 made consistent my email addy in the debian changelog 2012-02-11 21:03:53 -08:00
Dima Kogan
54f7f17558 version bump 2011-12-27 16:48:13 -08:00
Dima Kogan
a8dc63c472 version bump 2011-11-20 19:20:11 -08:00
Dima Kogan
10a4d35e97 added zsh and bash completions to the package 2011-11-20 19:17:10 -08:00
Hermann Schwarting
70946c92c2 add build dependency libtest-script-run-perl
It's required to run the tests
2011-11-20 13:22:59 -08:00
Dima Kogan
a8f5b99c23 version bump 2011-11-11 00:11:41 -08:00
Dima Kogan
5cb7e3616a now building a native package 2011-11-11 00:10:05 -08:00
Dima Kogan
b9ce0ea175 I don't actually want to export the tree when building my package 2011-10-29 02:56:18 -07:00
Dima Kogan
d6381c747b bump 2011-10-23 13:39:03 -07:00
Dima Kogan
a054645a71 standards bump to make lintian happier 2011-10-23 13:38:00 -07:00
Dima Kogan
0ce0f8a3f0 added configuration to let git-buildpackage build this package 2011-10-23 13:37:39 -07:00
Dima Kogan
3171f272fc added source format for the debianization 2011-10-23 13:19:44 -07:00
Dima Kogan
1cced9a621 fixed wrong email address 2011-10-23 13:19:44 -07:00
Dima Kogan
3132b76caa version bump 2011-10-23 13:19:44 -07:00
Dima Kogan
b90e783f69 main homepage at github, not cpan 2011-10-16 11:31:30 -07:00
Dima Kogan
9b0bc07ae4 whitespace 2011-10-16 11:27:02 -07:00
Dima Kogan
7bcb3920a1 renamed main script feedGnuplot -> feedgnuplot 2011-10-16 11:25:22 -07:00
Dima Kogan
0ec6cb3d6d new email address 2011-09-15 18:58:18 -07:00
Dima Kogan
9edb99d4cd removed documentation-installing file that installed wrong documentation 2011-06-11 23:07:29 -07:00
Dima Kogan
a1fac377a8 version bump 2011-05-22 15:31:16 -07:00
Dima Kogan
80a5fac5f2 version bump 2011-04-26 14:25:23 -07:00
Dima Kogan
f6fc00f3f2 version bump 2011-04-19 11:04:07 -07:00
Dima Kogan
02d3f2bc92 version bump 2011-04-09 14:11:15 -07:00
Dima Kogan
f682fa0816 debian package depends on gnuplot 2011-04-03 17:26:22 -07:00
Dima Kogan
1e63a87a3d version bump 2011-04-03 17:26:22 -07:00
Dima Kogan
47846ea562 added debian directory 2011-02-06 16:01:00 -08:00
Dima Kogan
36d1db13a3 added realtime gnuplot script from
http://users.softlab.ece.ntua.gr/~ttsiod/gnuplotStreaming.html
2009-12-19 20:46:06 -08:00
13 changed files with 469 additions and 161 deletions

30
Changes
View File

@@ -1,3 +1,33 @@
feedgnuplot (1.36)
* Added --equation to plot symbolic equations
-- Dima Kogan <dima@secretsauce.net> Fri, 13 Nov 2015 11:08:26 -0800
feedgnuplot (1.35)
* replaced a 'say' with 'print'. Should work better with ancient perls
* an "exit" command now has effect even with triggered-only replotting
* More sophisticated handling of termination conditions:
- Without --exit, we always end up with an interactive plot when the
input data is exhausted or when the user sends a ^C to the pipeline
- When streaming, the first ^C does not kill feedgnuplot
* Removed threading
-- Dima Kogan <dima@secretsauce.net> Sun, 01 Nov 2015 12:50:33 -0800
feedgnuplot (1.34)
* Fix for "Use of implicit split to @_ is deprecated". Thanks to Corey
Putkunz
* Declaring feedgnuplot as a package to let MetaCPAN index this
distribution
-- Dima Kogan <dima@secretsauce.net> Wed, 14 May 2014 00:45:24 -0700
feedgnuplot (1.33) feedgnuplot (1.33)
* fixed incorrect plotting of --timefmt --rangesize plots * fixed incorrect plotting of --timefmt --rangesize plots

View File

@@ -1,19 +1,20 @@
#!/usr/bin/perl #!/usr/bin/perl
package feedgnuplot; # for the metacpan indexer
use strict; use strict;
use warnings; use warnings;
use Getopt::Long; use Getopt::Long;
use Time::HiRes qw( usleep gettimeofday tv_interval ); use Time::HiRes qw( usleep gettimeofday tv_interval );
use IO::Handle; use IO::Handle;
use IO::Select;
use List::Util qw( first ); use List::Util qw( first );
use Scalar::Util qw( looks_like_number ); use Scalar::Util qw( looks_like_number );
use Text::ParseWords; use Text::ParseWords; # for shellwords
use threads;
use threads::shared;
use Thread::Queue;
use Pod::Usage; use Pod::Usage;
use Time::Piece; use Time::Piece;
my $VERSION = 1.33; my $VERSION = 1.36;
my %options; my %options;
interpretCommandline(); interpretCommandline();
@@ -26,16 +27,11 @@ interpretCommandline();
# with --xlen, the offsets are preserved by using $curve->{datastring_offset} to # with --xlen, the offsets are preserved by using $curve->{datastring_offset} to
# represent the offset IN THE ORIGINAL STRING of the current start of the # represent the offset IN THE ORIGINAL STRING of the current start of the
# datastring # datastring
my @curves = (); my @curves = ();
# list mapping curve names to their indices in the @curves list # list mapping curve names to their indices in the @curves list
my %curveIndices = (); my %curveIndices = ();
# now start the data acquisition and plotting threads
my $dataQueue;
# Whether any new data has arrived since the last replot # Whether any new data has arrived since the last replot
my $haveNewData; my $haveNewData;
@@ -45,39 +41,16 @@ my $last_replot_time = [gettimeofday];
# whether the previous replot was timer based # whether the previous replot was timer based
my $last_replot_is_from_timer = 1; my $last_replot_is_from_timer = 1;
my $streamingFinished : shared = undef;
if($options{stream}) my $prev_timed_replot_time = [gettimeofday];
{ my $this_replot_is_from_timer;
$dataQueue = Thread::Queue->new(); my $stdin = IO::Handle->new();
my $addThr = threads->create(\&mainThread); die "Couldn't open STDIN" unless $stdin->fdopen(fileno(STDIN),"r");
my $selector = IO::Select->new( $stdin );
# spawn the plot updating thread. If I'm replotting from a data trigger, I don't need this
my $plotThr = threads->create(\&plotUpdateThread) if $options{stream} > 0;
while(<>)
{
chomp;
last if /^exit/; mainThread();
# place every line of input to the queue, so that the plotting thread can process it. if we are
# using an implicit domain (x = line number), then we send it on the data queue also, since
# $. is not meaningful in the plotting thread
if(!$options{domain})
{
$_ .= " $.";
}
$dataQueue->enqueue($_);
}
$streamingFinished = 1;
$plotThr->join() if defined $plotThr;
$addThr->join();
}
else
{ mainThread(); }
@@ -116,6 +89,7 @@ sub interpretCommandline
$options{extracmds} = []; $options{extracmds} = [];
$options{set} = []; $options{set} = [];
$options{unset} = []; $options{unset} = [];
$options{equation} = [];
$options{curvestyleall} = ''; $options{curvestyleall} = '';
$options{styleall} = ''; $options{styleall} = '';
@@ -129,6 +103,7 @@ sub interpretCommandline
'zmin=f', 'zmax=f', 'y2=s@', 'zmin=f', 'zmax=f', 'y2=s@',
'style=s{2}', 'curvestyle=s{2}', 'curvestyleall=s', 'styleall=s', 'with=s', 'extracmds=s@', 'set=s@', 'unset=s@', 'style=s{2}', 'curvestyle=s{2}', 'curvestyleall=s', 'styleall=s', 'with=s', 'extracmds=s@', 'set=s@', 'unset=s@',
'square!', 'square_xy!', 'hardcopy=s', 'maxcurves=i', 'monotonic!', 'timefmt=s', 'square!', 'square_xy!', 'hardcopy=s', 'maxcurves=i', 'monotonic!', 'timefmt=s',
'equation=s@',
'histogram=s@', 'binwidth=f', 'histstyle=s', 'histogram=s@', 'binwidth=f', 'histstyle=s',
'terminal=s', 'terminal=s',
'rangesize=s{2}', 'rangesizeall=i', 'extraValuesPerPoint=i', 'rangesize=s{2}', 'rangesizeall=i', 'extraValuesPerPoint=i',
@@ -224,6 +199,9 @@ sub interpretCommandline
# -1 for triggered replotting # -1 for triggered replotting
# >0 for timed replotting # >0 for timed replotting
# undef if not streaming # undef if not streaming
#
# Note that '0' is not allowed, so !$options{stream} will do the expected
# thing
if(defined $options{stream}) if(defined $options{stream})
{ {
# if no streaming period is given, default to 1Hz. # if no streaming period is given, default to 1Hz.
@@ -371,7 +349,7 @@ sub interpretCommandline
$options{timefmt} =~ s/^\s*//; $options{timefmt} =~ s/^\s*//;
$options{timefmt} =~ s/\s*$//; $options{timefmt} =~ s/\s*$//;
my $Nfields = scalar split( ' ', $options{timefmt}); my $Nfields = () = split /\s+/, $options{timefmt}, -1;
$options{timefmt_Ncols} = $Nfields; $options{timefmt_Ncols} = $Nfields;
# make sure --xlen is an integer. With a timefmt xlen goes through strptime # make sure --xlen is an integer. With a timefmt xlen goes through strptime
@@ -380,7 +358,7 @@ sub interpretCommandline
{ {
if( $options{xlen} - int($options{xlen}) ) if( $options{xlen} - int($options{xlen}) )
{ {
say STDERR "When streaming --xlen MUST be an integer. Rounding up to the nearest second"; print STDERR "When streaming --xlen MUST be an integer. Rounding up to the nearest second\n";
$options{xlen} = 1 + int($options{xlen}); $options{xlen} = 1 + int($options{xlen});
} }
} }
@@ -401,19 +379,6 @@ sub getGnuplotVersion
return $gnuplotVersion; return $gnuplotVersion;
} }
sub plotUpdateThread
{
while(! $streamingFinished)
{
usleep( $options{stream} * 1e6 );
# indicate that the timer was the replot source
$dataQueue->enqueue('replot timertick');
}
$dataQueue->enqueue(undef);
}
sub sendRangeCommand sub sendRangeCommand
{ {
my ($name, $min, $max) = @_; my ($name, $min, $max) = @_;
@@ -449,16 +414,64 @@ sub makeDomainNumeric
return $domain0; return $domain0;
} }
sub getNextLine
{
while(1)
{
$this_replot_is_from_timer = undef;
# if we're not streaming, or we're doing triggered-only replotting, simply
# do a blocking read
return $stdin->getline()
if (! $options{stream} || $options{stream} < 0);
my $now = [gettimeofday];
my $time_remaining = $options{stream} - tv_interval($prev_timed_replot_time, $now);
if ( $time_remaining < 0 )
{
$prev_timed_replot_time = $now;
$this_replot_is_from_timer = 1;
return 'replot';
}
if ($selector->can_read($time_remaining))
{
return $stdin->getline();
}
}
}
sub mainThread sub mainThread
{ {
local *PIPE; local *PIPE;
my $dopersist = ''; my $dopersist = '';
if( !$options{stream} && getGnuplotVersion() >= 4.3) if( getGnuplotVersion() >= 4.3 && # --persist not available before this
# --persist is needed for the "half-alive" state (see documentation for
# --exit). This state is only used with these options:
!$options{stream} && $options{exit})
{ {
$dopersist = '--persist'; $dopersist = '--persist';
} }
# We trap SIGINT to kill the data input, but keep the plot up. see
# documentation for --exit
if ($options{stream} && !$options{exit})
{
$SIG{INT} = sub
{
print STDERR "$0 received SIGINT. Send again to quit\n";
$SIG{INT} = undef;
};
}
if(exists $options{dump}) if(exists $options{dump})
{ {
*PIPE = *STDOUT; *PIPE = *STDOUT;
@@ -625,8 +638,7 @@ sub mainThread
# number of seconds since the UNIX epoch. # number of seconds since the UNIX epoch.
my $domain0_numeric; my $domain0_numeric;
# I should be using the // operator, but I'd like to be compatible with perl 5.8 while( defined ($_ = getNextLine()) )
while( $_ = (defined $dataQueue ? $dataQueue->dequeue() : <>))
{ {
next if /^#/o; next if /^#/o;
@@ -640,123 +652,104 @@ sub mainThread
if(/^replot/o ) if(/^replot/o )
{ {
# /timertick/ determines if the timer was the source of the replot replot( $domain0_numeric );
replot( $domain0_numeric, /timertick/ );
next; next;
} }
# /exit/ is handled in the data-reading thread last if /^exit/o;
} }
if(! /^replot/o) # parse the incoming data lines. The format is
# x id0 dat0 id1 dat1 ....
# where idX is the ID of the curve that datX corresponds to
#
# $options{domain} indicates whether the initial 'x' is given or not (if not, the line
# number is used)
# $options{dataid} indicates whether idX is given or not (if not, the point order in the
# line is used)
# 3d plots require $options{domain}, and dictate "x y" for the domain instead of just "x"
my @fields = split;
if($options{domain})
{ {
# parse the incoming data lines. The format is if( $options{timefmt} )
# x id0 dat0 id1 dat1 ....
# where idX is the ID of the curve that datX corresponds to
#
# $options{domain} indicates whether the initial 'x' is given or not (if not, the line
# number is used)
# $options{dataid} indicates whether idX is given or not (if not, the point order in the
# line is used)
# 3d plots require $options{domain}, and dictate "x y" for the domain instead of just "x"
my @fields = split;
if($options{domain})
{ {
if( $options{timefmt} ) # no point if doing anything unless I have at least the domain and
{ # 1 piece of data
# no point if doing anything unless I have at least the domain and next if @fields < $options{timefmt_Ncols}+1;
# 1 piece of data
next if @fields < $options{timefmt_Ncols}+1;
$domain[0] = join (' ', splice( @fields, 0, $options{timefmt_Ncols}) ); $domain[0] = join (' ', splice( @fields, 0, $options{timefmt_Ncols}) );
$domain0_numeric = makeDomainNumeric( $domain[0] ); $domain0_numeric = makeDomainNumeric( $domain[0] );
} }
elsif(!$options{'3d'}) elsif(!$options{'3d'})
{ {
# no point if doing anything unless I have at least the domain and # no point if doing anything unless I have at least the domain and
# 1 piece of data # 1 piece of data
next if @fields < 1+1; next if @fields < 1+1;
$domain[0] = $domain0_numeric = shift @fields; $domain[0] = $domain0_numeric = shift @fields;
}
else
{
# no point if doing anything unless I have at least the domain and
# 1 piece of data
next if @fields < 2+1;
@domain = splice(@fields, 0, 2);
}
if( $options{monotonic} )
{
if( defined $latestX && $domain0_numeric < $latestX )
{
# the x-coordinate of the new point is in the past, so I wipe out
# all the data and start anew. Before I wipe the old data, I
# replot the old data
replot( $domain0_numeric );
clearCurves();
$latestX = undef;
}
else
{ $latestX = $domain0_numeric; }
}
} }
else else
{ {
# since $. is not meaningful in the plotting thread if we're using the data queue, we pass # no point if doing anything unless I have at least the domain and
# $. on the data queue in that case # 1 piece of data
if(defined $dataQueue) next if @fields < 2+1;
@domain = splice(@fields, 0, 2);
}
if( $options{monotonic} )
{
if( defined $latestX && $domain0_numeric < $latestX )
{ {
$domain[0] = pop @fields; # the x-coordinate of the new point is in the past, so I wipe out
# all the data and start anew. Before I wipe the old data, I
# replot the old data
replot( $domain0_numeric );
clearCurves();
$latestX = undef;
}
else
{ $latestX = $domain0_numeric; }
}
}
else
{
$domain[0] = $.;
$domain0_numeric = makeDomainNumeric( $domain[0] );
}
my $id = -1;
while(@fields)
{
if($options{dataid})
{
$id = shift @fields;
} }
else else
{ {
$domain[0] = $.; $id++;
} }
$domain0_numeric = makeDomainNumeric( $domain[0] );
}
my $id = -1; # I'd like to use //, but I guess some people are still on perl 5.8
my $rangesize = exists $options{rangesize_hash}{$id} ?
$options{rangesize_hash}{$id} :
$options{rangesize_default};
while(@fields) last if @fields < $rangesize;
{
if($options{dataid})
{
$id = shift @fields;
}
else
{
$id++;
}
# I'd like to use //, but I guess some people are still on perl 5.8 pushPoint(getCurve($id),
my $rangesize = exists $options{rangesize_hash}{$id} ? join(' ',
$options{rangesize_hash}{$id} : @domain,
$options{rangesize_default}; splice( @fields, 0, $rangesize ) ) . "\n",
$domain0_numeric);
last if @fields < $rangesize;
pushPoint(getCurve($id),
join(' ',
@domain,
splice( @fields, 0, $rangesize ) ) . "\n",
$domain0_numeric);
}
} }
} }
# if we were streaming, we're now done!
if( $options{stream} )
{
return;
}
# finished reading in all. Plot what we have # finished reading in all. Plot what we have
plotStoredData(); plotStoredData() unless $options{stream};
if ( defined $options{hardcopy}) if ( defined $options{hardcopy})
{ {
@@ -765,7 +758,7 @@ sub mainThread
# sleep until the plot file exists, and it is closed. Sometimes the output # sleep until the plot file exists, and it is closed. Sometimes the output
# is still being written at this point. If the output filename starts with # is still being written at this point. If the output filename starts with
# '|', gnuplot pipes the output to that process, instead of writing to a # '|', gnuplot pipes the output to that process, instead of writing to a
# file. In that case I don't make sure the file exists, since there IS not # file. In that case I don't make sure the file exists, since there IS no
# file # file
if( $options{hardcopy} !~ /^\|/ ) if( $options{hardcopy} !~ /^\|/ )
{ {
@@ -777,6 +770,13 @@ sub mainThread
return; return;
} }
# data exhausted. If we're killed now, then we should peacefully die.
if($options{stream} && !$options{exit})
{
print STDERR "Input data exhausted\n";
$SIG{INT} = undef;
}
# we persist gnuplot, so we shouldn't need this sleep. However, once # we persist gnuplot, so we shouldn't need this sleep. However, once
# gnuplot exits, but the persistent window sticks around, you can no # gnuplot exits, but the persistent window sticks around, you can no
# longer interactively zoom the plot. So we still sleep # longer interactively zoom the plot. So we still sleep
@@ -820,7 +820,9 @@ sub plotStoredData
my @nonemptyCurves = grep { $_->{datastring} } @curves; my @nonemptyCurves = grep { $_->{datastring} } @curves;
my @extraopts = map {$_->{options}} @nonemptyCurves; my @extraopts = map {$_->{options}} @nonemptyCurves;
my $body = join(', ' , map({ "'-' $_" } @extraopts) ); my $body = join('', map { "$_," } @{$options{equation}});
$body .= join(', ' , map({ "'-' $_" } @extraopts) );
if($options{'3d'}) { print PIPE "splot $body\n"; } if($options{'3d'}) { print PIPE "splot $body\n"; }
else { print PIPE "plot $body\n"; } else { print PIPE "plot $body\n"; }
@@ -974,7 +976,7 @@ sub replot
# } # }
my ($domain0_numeric, $replot_is_from_timer) = @_; my ($domain0_numeric) = @_;
my $now = [gettimeofday]; my $now = [gettimeofday];
@@ -984,7 +986,7 @@ sub replot
# if the last replot was timer-based, but this one isn't, force a replot. # if the last replot was timer-based, but this one isn't, force a replot.
# This makes sure that a replot happens for a domain rollover shortly # This makes sure that a replot happens for a domain rollover shortly
# after a timer replot # after a timer replot
!$replot_is_from_timer && $last_replot_is_from_timer || !$this_replot_is_from_timer && $last_replot_is_from_timer ||
# if enough time has elapsed since the last replot, it's ok to replot # if enough time has elapsed since the last replot, it's ok to replot
tv_interval ( $last_replot_time, $now ) > 0.8*$options{stream} ) tv_interval ( $last_replot_time, $now ) > 0.8*$options{stream} )
@@ -1010,7 +1012,7 @@ sub replot
# update replot state # update replot state
$last_replot_time = $now; $last_replot_time = $now;
$last_replot_is_from_timer = $replot_is_from_timer; $last_replot_is_from_timer = $this_replot_is_from_timer;
} }
} }
@@ -1612,6 +1614,34 @@ times.
=item =item
C<--equation xxx>
Gnuplot can plot both data and symbolic equations. C<feedgnuplot> generally
plots data, but with this option can plot symbolic equations /also/. This is
generally intended to augment data plots, since for equation-only plots you
don't need C<feedgnuplot>. C<--equation> can be passed multiple times for
multiple equations. The given strings are passed to gnuplot directly without any
thing added or removed, so styling and such should be applied in the string. A
basic example:
seq 100 | awk '{print $1/10, $1/100}' |
feedgnuplot --with 'lines lw 3' --domain --ymax 1
--equation 'sin(x)/x' --equation 'cos(x)/x with lines lw 4'
Here I plot the incoming data (points along a line) with the given style (a line
with thickness 3), /and/ I plot two damped sinusoids on the same plot. The
sinusoids are not affected by C<feedgnuplot> styling, so their styles are set
separately, as in this example. More complicated example:
seq 360 | perl -nE '$th=$_/360 * 3.14*2; $c=cos($th); $s=sin($th); say "$c $s"' |
feedgnuplot --domain --square
--set parametric --set "trange [0:2*3.14]" --equation "sin(t),cos(t)"
Here the data I generate is points along the unit circle. I plot these as
points, and I /also/ plot a true circle as a parametric equation.
=item
C<--square> C<--square>
Plot data with aspect ratio 1. For 3D plots, this controls the aspect ratio for Plot data with aspect ratio 1. For 3D plots, this controls the aspect ratio for
@@ -1697,10 +1727,80 @@ is possible to send the output produced this way to gnuplot directly.
C<--exit> C<--exit>
Terminate the feedgnuplot process after passing data to gnuplot. The window will This controls the details of what happens when the input data is exhausted, or
persist but will not be interactive. Without this option feedgnuplot keeps when some part of the C<feedgnuplot> pipeline is killed. This option does
running and must be killed by the user. Note that this option works only with different things depending on whether C<--stream> is active, so read this
later versions of gnuplot and only with some gnuplot terminals. closely.
With interactive gnuplot terminals (qt, x11, wxt), the plot windows live in a
separate process from the main C<gnuplot> process. It is thus possible for the
main C<gnuplot> process to exit, while leaving the plot windows up (a caveat is
that such decapitated windows aren't interactive). To be clear, there are 3
possible states:
=over
=item Alive: C<feedgnuplot>, C<gnuplot> alive, plot window process alive, no
shell prompt (shell busy with C<feedgnuplot>)
=item Half-alive: C<feedgnuplot>, C<gnuplot> dead, plot window process alive
(but non-interactive), shell prompt available
=item Dead: C<feedgnuplot>, C<gnuplot> dead, plot window process dead, shell
prompt available
=back
The C<--exit> option controls the details of this behavior. The possibilities
are:
=over
=item No C<--stream>, input pipe is exhausted (all data read in)
=over
=item default; no C<--exit>
Alive. Need to Ctrl-C to get back into the shell
=item C<--exit>
Half-alive. Non-interactive prompt up, and the shell accepts new commands.
Without C<--stream> the goal is to show a plot, so a Dead state is not useful
here.
=back
=item C<--stream>, input pipe is exhausted (all data read in) or the
C<feedgnuplot> process terminated
=over
=item default; no C<--exit>
Alive. Need to Ctrl-C to get back into the shell
=item C<--exit>
Dead. No plot is shown, and the shell accepts new commands. With C<--stream> the
goal is to show a plot as the data comes in, which we have been doing. Now that
we're done, we can clean up everything.
=back
=back
Note that one usually invokes C<feedgnuplot> as a part of a shell pipeline:
$ write_data | feedgnuplot
If the user terminates this pipeline with ^C, then I<all> the processes in the
pipeline receive SIGINT. This normally kills C<feedgnuplot> and all its
C<gnuplot> children, and we let this happen unless C<--stream> and no C<--exit>.
If C<--stream> and no C<--exit>, then we ignore the first ^C. The data feeder
dies, and we behave as if the input data was exhausted. A second ^C kills us
also.
=item =item
@@ -1754,10 +1854,12 @@ in a Thinkpad.
$ while true; do cat /proc/acpi/ibm/thermal | awk '{$1=""; print}' ; sleep 1; done | $ while true; do cat /proc/acpi/ibm/thermal | awk '{$1=""; print}' ; sleep 1; done |
feedgnuplot --stream --xlen 100 --lines --autolegend --ymax 100 --ymin 20 --ylabel 'Temperature (deg C)' feedgnuplot --stream --xlen 100 --lines --autolegend --ymax 100 --ymin 20 --ylabel 'Temperature (deg C)'
=head2 Plotting a histogram of file sizes in a directory =head2 Plotting a histogram of file sizes in a directory, granular to 10MB
$ ls -l | awk '{print $5/1e6}' | $ ls -l | awk '{print $5/1e6}' |
feedgnuplot --histogram 0 --with boxes --ymin 0 --xlabel 'File size (MB)' --ylabel Frequency feedgnuplot --histogram 0 --with boxes
--binwidth 10 --set 'style fill solid'
--ymin 0 --xlabel 'File size (MB)' --ylabel Frequency
=head1 ACKNOWLEDGEMENT =head1 ACKNOWLEDGEMENT

98
debian/changelog vendored Normal file
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@@ -0,0 +1,98 @@
feedgnuplot (1.36-1) unstable; urgency=medium
* Upstream update: added --equation to plot symbolic equations
-- Dima Kogan <dima@secretsauce.net> Fri, 13 Nov 2015 11:14:30 -0800
feedgnuplot (1.35-1) unstable; urgency=medium
* Upstream update: fancier handling of termination conditions, no more
threading code
-- Dima Kogan <dima@secretsauce.net> Mon, 02 Nov 2015 13:55:32 -0800
feedgnuplot (1.34-2) unstable; urgency=medium
* Depends now works with the 'gnuplot5' packages
-- Dima Kogan <dima@secretsauce.net> Fri, 10 Oct 2014 14:05:17 -0700
feedgnuplot (1.34-1) unstable; urgency=medium
* Very minor upstream update
* gnuplot-nox can no satisfy the gnuplot dependency for feedgnuplot
-- Dima Kogan <dima@secretsauce.net> Wed, 06 Aug 2014 15:19:56 -0700
feedgnuplot (1.33-1) unstable; urgency=low
* Upstream update: fixed incorrect plotting of --timefmt --rangesize
plots
-- Dima Kogan <dima@secretsauce.net> Thu, 06 Feb 2014 23:19:02 -0800
feedgnuplot (1.32-1) unstable; urgency=low
* Added --rangesize and --rangesizeall. Different curves can now plot
different-size tuples
-- Dima Kogan <dima@secretsauce.net> Wed, 05 Feb 2014 14:00:44 -0800
feedgnuplot (1.30-1) unstable; urgency=low
* made the VCS links canonical
* added --set, --unset, --with, --style, --styleall
-- Dima Kogan <dima@secretsauce.net> Fri, 24 Jan 2014 15:50:03 -0800
feedgnuplot (1.28-1) unstable; urgency=low
* Upstream update:
- Removed example debianization
- Removed unreliable unit tests from automated testing (Closes: #731080)
* gnuplot dependency now favors graphical gnuplot packages
* Removed Anton Gladky from the Uploaders
-- Dima Kogan <dima@secretsauce.net> Wed, 04 Dec 2013 02:05:08 -0800
feedgnuplot (1.26-1) unstable; urgency=low
[ Dima Kogan ]
* Minor POD update
* Added test suite
* Added initial support for --timefmt. Currently time/date data is
supported only at the x-axis domain
* Added --exit option for force feedgnuplot to return even if gnuplot
may not yet be done rendering (patch by Eric Schulte)
* Reformatted the documentation
* y2-axis curves no longer have a thicker line by default
* --hardcopy now handles piped output (gnuplot 'set output |process'
syntax)
[ Anton Gladky ]
* Add libipc-run-perl to Build-Depends to execute tests
-- Dima Kogan <dima@secretsauce.net> Sun, 20 Oct 2013 01:19:51 -0700
feedgnuplot (1.24-2) unstable; urgency=low
* Now building the html documentation from the correct POD source
-- Dima Kogan <dima@secretsauce.net> Sun, 28 Apr 2013 17:42:52 -0700
feedgnuplot (1.24-1) unstable; urgency=low
* Fixed regression in --monotonic. This works again now
* moved POD back into the main source file. This fixes the broken usage
messages
* added --version
* fixed watchfile to work with newer github pages
* priority now optional
-- Dima Kogan <dima@secretsauce.net> Fri, 08 Feb 2013 02:01:32 -0800
feedgnuplot (1.23-2) unstable; urgency=low
* Initial Debian release (Closes: #686413)
-- Dima Kogan <dima@secretsauce.net> Tue, 30 Oct 2012 11:14:01 -0700

1
debian/compat vendored Normal file
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@@ -0,0 +1 @@
9

20
debian/control vendored Normal file
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@@ -0,0 +1,20 @@
Source: feedgnuplot
Section: science
Priority: optional
Build-Depends: debhelper (>= 9), libstring-shellquote-perl, perl, gawk, gnuplot, libipc-run-perl
Maintainer: Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>
Uploaders: Dima Kogan <dima@secretsauce.net>
Standards-Version: 3.9.4
Homepage: https://github.com/dkogan/feedgnuplot
Vcs-Git: git://anonscm.debian.org/debian-science/packages/feedgnuplot.git
Vcs-Browser: http://anonscm.debian.org/gitweb/?p=debian-science/packages/feedgnuplot.git
Package: feedgnuplot
Architecture: all
Depends: ${misc:Depends}, ${perl:Depends},
gnuplot-qt | gnuplot-x11 | gnuplot-nox | gnuplot5-qt | gnuplot5-x11 | gnuplot5-nox | gnuplot
Description: Pipe-oriented frontend to Gnuplot
Flexible, command-line-oriented frontend to Gnuplot. Creates plots from data
coming in on STDIN or given in a filename passed on the commandline. Various
data representations are supported, as is hardcopy output and streaming display
of live data.

24
debian/copyright vendored Normal file
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@@ -0,0 +1,24 @@
Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: https://github.com/dkogan/feedgnuplot
Upstream-Contact: Dima Kogan, <dima@secretsauce.net>
Upstream-Name: feedgnuplot
Files: *
Copyright: 2011, Dima Kogan <dima@secretsauce.net>
License: Artistic or GPL-1+
License: Artistic
This program is free software; you can redistribute it and/or modify
it under the terms of the Artistic License, which comes with Perl.
.
On Debian GNU/Linux systems, the complete text of the Artistic License
can be found in `/usr/share/common-licenses/Artistic'.
License: GPL-1+
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 1, or (at your option)
any later version.
.
On Debian GNU/Linux systems, the complete text of version 1 of the
General Public License can be found in `/usr/share/common-licenses/GPL-1'.

9
debian/feedgnuplot.doc-base vendored Normal file
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@@ -0,0 +1,9 @@
Document: feedgnuplot
Title: Feedgnuplot Manual
Author: Dima Kogan
Abstract: Formatted manpage for feedgnuplot
Section: Science/Data Analysis
Format: HTML
Index: /usr/share/doc/feedgnuplot/feedgnuplot.html
Files: /usr/share/doc/feedgnuplot/feedgnuplot.html

1
debian/feedgnuplot.docs vendored Normal file
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@@ -0,0 +1 @@
feedgnuplot.html

2
debian/feedgnuplot.install vendored Normal file
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@@ -0,0 +1,2 @@
completions/bash/feedgnuplot /etc/bash_completion.d/
completions/zsh/_feedgnuplot /usr/share/zsh/vendor-completions

4
debian/gbp.conf vendored Normal file
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@@ -0,0 +1,4 @@
[DEFAULT]
debian-branch = debian
upstream-tag = v%(version)s
pristine-tar = True

12
debian/rules vendored Executable file
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@@ -0,0 +1,12 @@
#!/usr/bin/make -f
%:
dh $@
override_dh_auto_build:
dh_auto_build
pod2html --title=feedgnuplot bin/feedgnuplot > feedgnuplot.html
override_dh_auto_clean:
rm -rf feedgnuplot.html pod2htm*
dh_auto_clean

1
debian/source/format vendored Normal file
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@@ -0,0 +1 @@
3.0 (quilt)

4
debian/watch vendored Normal file
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@@ -0,0 +1,4 @@
version=3
opts=uversionmangle=s/(\d)[_\.\-\+]?((RC|rc|pre|dev|beta|alpha|b|a)\d*)$/$1~$2/,dversionmangle=s/\+(debian|dfsg|ds|deb)\d*$// \
https://github.com/dkogan/feedgnuplot/tags .*/v?(\d.*)\.(?:tgz|tbz2|txz|tar\.(?:gz|bz2|xz))
# Bart Martens <bartm@debian.org> Sat, 22 Dec 2012 12:54:18 +0000