From 226ddd19ef0adeb279c3a864e24cbfcf556b2f17 Mon Sep 17 00:00:00 2001
From: sandman <sandman>
Date: Mon, 28 Oct 2002 04:41:42 +0000
Subject: - read ( fd, buffer, 4 ); return 5 (!!) for /proc/hal/light_sensor

  so we better try to read 5 bytes ...
- small "off by one" fix for the lcd brightness resolution
---
(limited to 'libopie')

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 6ea4d45..2b7e927 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -674,7 +674,7 @@ bool iPAQ::setDisplayBrightness ( int bright )
 
 int iPAQ::displayBrightnessResolution ( ) const
 {
-	return 255; // really 128, but logarithmic control is smoother this way
+	return 256; // really 128, but logarithmic control is smoother this way
 }
 
 
@@ -682,16 +682,17 @@ bool iPAQ::hasLightSensor ( ) const
 {
 	return true;
 }
-
+#include <errno.h>
+#include <string.h>
 int iPAQ::readLightSensor ( )
 {
 	int fd;
 	int val = -1;
 	
 	if (( fd = ::open ( "/proc/hal/light_sensor", O_RDONLY )) >= 0 ) {
-		char buffer [5];
+		char buffer [8];
 	
-		if ( ::read ( fd, buffer, 4 ) == 4 ) {
+		if ( ::read ( fd, buffer, 5 ) == 5 )
 			char *endptr;
 		
 			buffer [4] = 0;
@@ -699,8 +700,7 @@ int iPAQ::readLightSensor ( )
 			
 			if ( *endptr != 0 )
 				val = -1;
-		}
-	
+		}	
 		::close ( fd );
 	}
 
@@ -946,7 +946,7 @@ bool Zaurus::setDisplayBrightness ( int bright )
 
 int Zaurus::displayBrightnessResolution ( ) const 
 {
-	return 4;
+	return 5;
 }
 
 //QValueList <int> Zaurus::keyList ( ) const
--
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