From 64b3627672c142a723a879bf134dbe226d8cfbdf Mon Sep 17 00:00:00 2001
From: Tim Blechmann <timblech@users.sourceforge.net>
Date: Sun, 4 Dec 2005 18:11:08 +0000
Subject: find hid devices in udevfs

svn path=/trunk/abstractions/tb/; revision=4133
---
 find_hid-help.pd | 10 ++++++++++
 find_hid.py      | 43 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 find_hid-help.pd
 create mode 100644 find_hid.py

diff --git a/find_hid-help.pd b/find_hid-help.pd
new file mode 100644
index 0000000..11f31c7
--- /dev/null
+++ b/find_hid-help.pd
@@ -0,0 +1,10 @@
+#N canvas 0 0 450 300 10;
+#X obj 51 100 py find_hid find;
+#X obj 51 122 print;
+#X msg 51 65 reload;
+#X msg 158 69 find USB-PS/2 Optical Mouse;
+#X text 53 239 $Id: find_hid-help.pd 192 2005-11-20 00:54:05Z tim $;
+#X text 49 153 find device in linux udevfs;
+#X connect 0 0 1 0;
+#X connect 2 0 0 0;
+#X connect 3 0 0 1;
diff --git a/find_hid.py b/find_hid.py
new file mode 100644
index 0000000..15b56ff
--- /dev/null
+++ b/find_hid.py
@@ -0,0 +1,43 @@
+# Python script to search the udev file system for devices
+# Copyright (C) 2005 Tim Blechmann
+# 
+# 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 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+#
+# $Id: find_hid.py,v 1.1 2005-12-04 18:11:08 timblech Exp $
+#
+
+from os import popen, listdir
+
+def find (*args):
+	name = ""
+	for token in args:
+		name+=" " + str(token)
+	name = name.strip()
+
+	events = filter(lambda x: "event" in x,  listdir('/sys/class/input/'))
+	
+	for event in events:
+		pipe = popen('udevinfo -a -p /sys/class/input/%s' % event)
+
+		line = pipe.readline()
+		while line:
+			if name in line:
+				print event
+				return float(event.strip("event"))
+
+			line = pipe.readline()
+		pipe.close()
+	return -1
-- 
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