From c74cdade0bf6d9808a0535eef34f08f6ed5c1ea7 Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Wed, 15 Apr 2009 18:20:29 +0000
Subject: [PATCH] Be compatible with newer versions of tail and gnuplot.

---
 scripts/perl/examples/logging.pl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/scripts/perl/examples/logging.pl b/scripts/perl/examples/logging.pl
index 1c56aacae..d11b94d0c 100755
--- a/scripts/perl/examples/logging.pl
+++ b/scripts/perl/examples/logging.pl
@@ -147,7 +147,7 @@ sub quick_plot_vs_time {
     my( $png_image ) = "$plot_file.png";
 
     # strip the leading header off the file so gnuplot doesn't squawk
-    system( "tail +2 $data_file | sed -e \"s/,/ /g\" > $tmpdata" );
+    system( "tail -n +2 $data_file | sed -e \"s/,/ /g\" > $tmpdata" );
 
     # create the gnuplot command file
     open( CMD, ">$tmpcmd" );
@@ -184,11 +184,11 @@ sub quick_plot {
     my( $png_image ) = "$plot_file.png";
 
     # strip the leading header off the file so gnuplot doesn't squawk
-    system( "tail +2 $data_file | sed -e \"s/,/ /g\" > $tmpdata" );
+    system( "tail -n +2 $data_file | sed -e \"s/,/ /g\" > $tmpdata" );
 
     # create the gnuplot command file
     open( CMD, ">$tmpcmd" );
-    print CMD "set terminal png color\n";
+    print CMD "set terminal png\n";
     print "png_image = $png_image\n";
     print CMD "set output \"$png_image\"\n";
     print CMD "set xlabel \"$xtitle\"\n";