From 4e1dbe89f4ef1f6c8086991e68c1566aae22c467 Mon Sep 17 00:00:00 2001
From: ltoetsch <ltoetsch@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>
Date: Thu, 1 Mar 2001 15:11:30 +0000
Subject: [lcd4linux @ 2001-03-01 15:11:30 by ltoetsch] added PNG,Webinterface

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@91 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
---
 nph-png | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100755 nph-png

(limited to 'nph-png')

diff --git a/nph-png b/nph-png
new file mode 100755
index 0000000..0240b64
--- /dev/null
+++ b/nph-png
@@ -0,0 +1,41 @@
+#!/usr/bin/perl
+
+use strict;
+use vars qw ($file $DELAY);
+########## CONFIG
+  $file = "lcd4linux"; # .png is appended
+  $DELAY = 0;          # delay in seconds
+                       # if delay is zero, file is sent when modified.
+#################
+
+use CGI qw/:push -nph/;
+$| = 1;
+my ($mtime, $nmtime, $size, $nsize);
+(undef, undef, undef, undef, undef, undef, undef, $size, undef,
+   $mtime) = stat "$file.png";
+print multipart_init(-boundary=>'----------------here we go!');
+while (1) {
+  print multipart_start(-type=>'image/png');
+  undef $/;
+  open(IN, "$file.png") or die("Can't read '$file.png'");
+  $_ = <IN>;
+  print $_;
+  close(IN);
+  print multipart_end;
+  if ($DELAY) {
+    sleep $DELAY;
+  }  
+  else {
+    W: while (1) {
+  #    sleep(1);
+      (undef, undef, undef, undef, undef, undef, undef, $nsize, undef,
+         $nmtime) = stat "$file.png";
+      if($mtime != $nmtime || $size != $nsize) {	 
+        $mtime = $nmtime;
+	$size = $nsize;
+	last W;
+      }	
+    }	 
+  }	
+}
+
-- 
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