From a4e465de6b8cb972864ec1636bef470dd1173d89 Mon Sep 17 00:00:00 2001
From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Tue, 18 May 2004 18:49:50 +0000
Subject: [PATCH] add 4chars and fix two examples -- Mike Slifcak
 <slif@bellsouth.net>

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@252 a5681a0c-68f1-0310-ab6d-d61299d08faa
---
 configure.ac               |  1 +
 examples/4charts.pl.in     | 21 ++++++++++-----------
 examples/Makefile.am       | 13 ++++++++-----
 examples/shared-demo.pl.in | 10 +++++-----
 examples/stripes.pl.in     |  8 ++++----
 5 files changed, 28 insertions(+), 25 deletions(-)

diff --git a/configure.ac b/configure.ac
index 1ce43a2..9027802 100644
--- a/configure.ac
+++ b/configure.ac
@@ -523,6 +523,7 @@ AC_CONFIG_FILES([examples/shared-demo.pl			\
           examples/bigtops.pl				\
           examples/minmax.pl				\
           examples/cgi-demo.cgi				\
+          examples/4charts.pl  				\
           examples/Makefile				\
           doc/Makefile					\
           src/Makefile					\
diff --git a/examples/4charts.pl.in b/examples/4charts.pl.in
index 9df0f7b..7249b07 100755
--- a/examples/4charts.pl.in
+++ b/examples/4charts.pl.in
@@ -1,9 +1,10 @@
-#! /usr/bin/perl
+#! @PERL@
 
 #makes things work when run without install
 use lib qw( ../bindings/perl-shared/blib/lib ../bindings/perl-shared/blib/arch );
 # this is for after install
 use lib qw( @prefix@/lib/perl ../lib/perl );
+
 use RRDs;
 
 my $start=time;
@@ -31,10 +32,11 @@ for ($t=$start; $t<$start+300*300; $t+=300){
   }
 }
 
-$c1="f57912a0";
-$c2="2a79e9a0";
-$w=300;
-$h=140;
+my $c1="f57912a0";
+my $c2="2a79e9a0";
+my $w=300;
+my $h=140;
+
 RRDs::graph "$name-L.png",
   "--title", "2 LINES", 
   "--start", "now",
@@ -115,12 +117,9 @@ RRDs::graph "$name-sample.png",
   "LINE1:b#ff0000:Max Incoming",
 ;
 
-
-
-print "ERROR: $ERROR\n" if $ERROR = RRDs::error;
-
-
-
+if ($ERROR = RRDs::error) {
+  print "ERROR: $ERROR\n";
+};
 
 print "This script has created $name.png in the current directory\n";
 print "This demonstrates the use of the TIME and % RPN operators\n";
diff --git a/examples/Makefile.am b/examples/Makefile.am
index 483e232..258173b 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,10 +1,13 @@
 ## Process this file with automake to produce Makefile.in
 
-#AUTOMAKE_OPTIONS= foreign
-#
-#ACLOCAL_M4= $(top_srcdir)/config/aclocal.m4
+#AUTOMAKE_OPTIONS        =  foreign
 
-EXTRA_DIST =  cgi-demo.cgi.in    piped-demo.pl.in   shared-demo.pl.in stripes.pl.in bigtops.pl.in minmax.pl.in
+#ACLOCAL_M4 = $(top_srcdir)/config/aclocal.m4
+
+EXTRA_DIST = cgi-demo.cgi.in piped-demo.pl.in shared-demo.pl.in \
+	stripes.pl.in bigtops.pl.in minmax.pl.in 4charts.pl.in
 
 examplesdir = $(prefix)/examples
-examples_SCRIPTS = cgi-demo.cgi piped-demo.pl shared-demo.pl stripes.pl bigtops.pl minmax.pl
+examples_SCRIPTS = cgi-demo.cgi piped-demo.pl shared-demo.pl \
+	stripes.pl bigtops.pl minmax.pl 4charts.pl
+
diff --git a/examples/shared-demo.pl.in b/examples/shared-demo.pl.in
index 596fb06..8021971 100755
--- a/examples/shared-demo.pl.in
+++ b/examples/shared-demo.pl.in
@@ -91,11 +91,11 @@ my $counter = 1e7;
 for (my $t=$START+1;
      $t<$START+$STEP*$RUNS;
      $t+=$STEP+int((rand()-0.5)*7)){
-  $counter += 2500*sin($t/2000)*$STEP;
-  my $data = (1000+500*sin($t/1000)).":".
-      (1000+900*sin($t/2330)).":".
-      (2000*cos($t/1550)).":".
-      (3220*sin($t/3420)).":$counter";
+  $counter += int(2500*sin($t/2000)*$STEP);
+  my $data = int(1000+500*sin($t/1000)).":".
+      int(1000+900*sin($t/2330)).":".
+      int(2000*cos($t/1550)).":".
+      int(3220*sin($t/3420)).":$counter";
   push(@options, "$t:$data");
   RRDs::update $RRD1, "$t:$data";
   if ($ERROR = RRDs::error) {
diff --git a/examples/stripes.pl.in b/examples/stripes.pl.in
index c19695a..5c4c6df 100755
--- a/examples/stripes.pl.in
+++ b/examples/stripes.pl.in
@@ -11,7 +11,7 @@ use vars qw(@ISA $loaded);
 
 use RRDs;
 my $start=time;
-my $rrd="randome.rrd";
+my $rrd="random.rrd";
 RRDs::create ($rrd, "--start",$start-1, "--step",300,
 	      "DS:a:GAUGE:600:U:U",
 	      "DS:b:GAUGE:600:U:U",
@@ -26,7 +26,7 @@ for ($t=$start; $t<$start+200*300; $t+=300){
   }
 }
 RRDs::graph "stripes.png",
-  "--title", 'Stripes Demo', 
+  "--title", "Stripes Demo", 
   "--start", $start,
   "--end", "start + 400 min",
   "--interlace", 
@@ -40,8 +40,8 @@ RRDs::graph "stripes.png",
   "AREA:beta#00b674:beta",
   "LINE1:b#ff4400:beta envelope\\c",
   "COMMENT:\\s",
-  "COMMENT:CDEF\:alpha=TIME,1200,%,600,LT,a,UNKN,IF",
-  "COMMENT:CDEF\:beta=TIME,1200,%,600,GE,b,UNKN,IF\\j";
+  "COMMENT:alpha=TIME,1200,%,600,LT,a,UNKN,IF",
+  "COMMENT:beta=TIME,1200,%,600,GE,b,UNKN,IF\\j";
 if ($ERROR = RRDs::error) {
   print "ERROR: $ERROR\n";
 };
-- 
2.11.0