version bump

This emulates the while(<>) syntax in perl, and makes self-plotting data files
work again. These have been broken since that syntax was taken away in
4cfcf0fc35

Changes

@@ -1,3 +1,10 @@
+feedgnuplot (1.42) unstable; urgency=medium
+
+  * Data can now come from STDIN or files on the cmdline.
+    This fixes a regression. Self-plotting data files work again
+
+ -- Dima Kogan <dima@secretsauce.net>  Fri, 31 Mar 2017 15:38:47 -0700
+
 feedgnuplot (1.41)
 
   * Histograms: --xlen can coexist with --xmin/--xmax

bin/feedgnuplot

@@ -15,7 +15,7 @@ use Text::ParseWords; # for shellwords
 use Pod::Usage;
 use Time::Piece;
 
-my $VERSION = 1.41;
+my $VERSION = 1.42;
 
 my %options;
 interpretCommandline();
@@ -41,17 +41,10 @@ my $last_replot_time = [gettimeofday];
 
 # whether the previous replot was timer based
 my $last_replot_is_from_timer = 1;
-
-
-my $prev_timed_replot_time = [gettimeofday];
 my $this_replot_is_from_timer;
-my $stdin    = IO::Handle->new();
-die "Couldn't open STDIN" unless $stdin->fdopen(fileno(STDIN),"r");
-my $selector = IO::Select->new( $stdin );
 
 
 
-mainThread();
 
 
 
@@ -122,7 +115,6 @@ sub interpretCommandline
              'help', 'dump', 'exit', 'version',
              'geometry=s') or exit 1;
 
-
   # handle various cmdline-option errors
   if ( $options{help} )
   {
@@ -479,16 +471,66 @@ sub makeDomainNumeric
 }
 
 
+my $prev_timed_replot_time = [gettimeofday];
+my $pipe_in;
+my $selector;
+my $line_number = 0;
+my $is_stdin = !@ARGV; # read stdin only if no data files given on the cmdline
+sub openNextFile
+{
+    my $fd;
+    if($is_stdin)
+    {
+        $fd = IO::Handle->new();
+        $fd->fdopen(fileno(STDIN), "r") or die "Couldn't open STDIN";
+    }
+    else
+    {
+        my $filename = shift @ARGV;
+        $fd = IO::File->new($filename, "r") or die "Couldn't open file '$filename'";
+    }
+
+    my $selector = IO::Select->new( $fd );
+    return ($fd, $selector);
+}
 sub getNextLine
 {
+    sub getline_internal
+    {
+        while(1)
+        {
+            my $line = $pipe_in->getline();
+            if( !$is_stdin && !defined $line && $pipe_in->eof() && @ARGV)
+            {
+                # I got to the end of one file, so open the next one (which I'm
+                # sure exists)
+                ($pipe_in, $selector) = openNextFile();
+                next;
+            }
+            return $line;
+        }
+    }
+
+
+
+
+
+    if( !defined $pipe_in )
+    {
+        ($pipe_in, $selector) = openNextFile();
+    }
+
     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)
-          if (! $options{stream} || $options{stream} < 0);
+        {
+            $line_number++;
+            return getline_internal();
+        }
 
 
         my $now = [gettimeofday];
@@ -503,7 +545,8 @@ sub getNextLine
 
         if ($selector->can_read($time_remaining))
         {
-            return $stdin->getline();
+            $line_number++;
+            return getline_internal();
         }
     }
 }
@@ -773,7 +816,7 @@ sub mainThread
       }
       else
       {
-        $domain[0] = $.;
+        $domain[0] = $line_number;
         $domain0_numeric = makeDomainNumeric( $domain[0] );
       }
 
@@ -1082,6 +1125,9 @@ sub pushPoint
 }
 
 
+mainThread();
+
+
 =head1 NAME
 
 feedgnuplot - General purpose pipe-oriented plotting tool
@@ -1801,16 +1847,15 @@ is possible to send the output produced this way to gnuplot directly.
 
 C<--exit>
 
-This controls the details of what happens when the input data is exhausted, or
+This controls what happens when the input data is exhausted, or when some part
-when some part of the C<feedgnuplot> pipeline is killed. This option does
+of the C<feedgnuplot> pipeline is killed. This option does different things
-different things depending on whether C<--stream> is active, so read this
+depending on whether C<--stream> is active, so read this closely.
-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
+that such decapitated windows aren't interactive). There are 3 possible states
-possible states:
+of the polotting pipeline:
 
 =over
 
@@ -1825,35 +1870,35 @@ prompt available
 
 =back
 
-The C<--exit> option controls the details of this behavior. The possibilities
+The possibilities are:
-are:
 
 =over
 
-=item No C<--stream>, input pipe is exhausted (all data read in)
+=item No C<--stream>, all data read in
 
 =over
 
-=item default; no C<--exit>
+=item no C<--exit> (default)
 
 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
+Without C<--stream> the goal is to show a plot, so a Dead state would not be
-here.
+useful.
 
 =back
 
-=item C<--stream>, input pipe is exhausted (all data read in) or the
+=item C<--stream>, all data read in or the C<feedgnuplot> process terminated
-C<feedgnuplot> process terminated
 
 =over
 
-=item default; no C<--exit>
+=item no C<--exit> (default)
 
-Alive. Need to Ctrl-C to get back into the shell
+Alive. Need to Ctrl-C to get back into the shell. This means that when making
+live plots, the first Ctrl-C kills the data feeding process, but leaves the
+final plot up for inspection. A second Ctrl-C kills feedgnuplot as well.
 
 =item C<--exit>
 

debian/changelog

@@ -1,132 +0,0 @@
-feedgnuplot (1.41-1) unstable; urgency=medium
-
-  * Upstream update:
-    - Histograms: --xlen can coexist with --xmin/--xmax
-    - Histograms: work as expected with --xlen and --monotonic
-    - Histograms: better sanity checking of options
-
- -- Dima Kogan <dkogan@debian.org>  Fri, 24 Feb 2017 23:53:27 -0800
-
-feedgnuplot (1.40-1) unstable; urgency=medium
-
-  * Upstream update:
-    - If the options couldn't be parsed I don't dump the whole manpage
-    - --style and --rangesize can now take a comma-separated list of IDs
-    - 'any' is from List::MoreUtils, not List::Util
-    - the sleep-forever delay at end is now > 1000 days
-
- -- Dima Kogan <dkogan@debian.org>  Fri, 25 Nov 2016 14:49:36 -0800
-
-feedgnuplot (1.39-1) unstable; urgency=medium
-
-  * Upstream update:
-    - by default, histograms are plotted in expected ways
-    - No enhanced text mode in hardcopies, slightly larger font size
-
- -- Dima Kogan <dkogan@debian.org>  Sat, 15 Oct 2016 20:45:15 -0700
-
-feedgnuplot (1.37-1) unstable; urgency=medium
-
-  * Upstream update: At the end of a streaming plot, include the last
-    chunk of data
-
- -- Dima Kogan <dima@secretsauce.net>  Fri, 01 Jan 2016 08:14:23 -0800
-
-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

debian/compat

@@ -1 +0,0 @@
-9

debian/control

@@ -1,21 +0,0 @@
-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},
-         liblist-moreutils-perl,
-         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.

debian/copyright

@@ -1,24 +0,0 @@
-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'.

debian/feedgnuplot.doc-base

@@ -1,9 +0,0 @@
-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

debian/feedgnuplot.docs

@@ -1 +0,0 @@
-feedgnuplot.html

debian/feedgnuplot.install

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

debian/gbp.conf

@@ -1,4 +0,0 @@
-[DEFAULT]
-debian-branch = debian
-upstream-tag = v%(version)s
-pristine-tar = True

debian/rules

@@ -1,12 +0,0 @@
-#!/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

debian/source/format

@@ -1 +0,0 @@
-3.0 (quilt)

debian/watch

@@ -1,4 +0,0 @@
-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