From: David Schleef <ds@schleef.org>
Date: Wed, 4 Jun 2003 04:15:02 +0000 (+0000)
Subject: Change return value of comedi_data_{read|write}()
X-Git-Tag: r0_7_21~103
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=7e0247279729343d1a72a100323148b025f8959e;p=comedilib.git

Change return value of comedi_data_{read|write}()
---

diff --git a/doc/funcref b/doc/funcref
index 8dbb2c9..6b440c5 100644
--- a/doc/funcref
+++ b/doc/funcref
@@ -480,8 +480,8 @@ Description:
  input channel at an earlier time with
  comedi_data_read_hint().
 
- On sucess, comedi_data_read() returns 0.  If there is an
- error, -1 is returned.
+ On sucess, comedi_data_read() returns 1 (the number of samples
+ read).  If there is an error, -1 is returned.
 
  Data values returned by this function are unsigned integers
  less than or equal to the maximum sample value of the channel,
@@ -554,8 +554,8 @@ Description:
  The function comedi_data_write() writes the data value specified
  by the parameter data to the specified channel.
 
- On sucess, comedi_data_write() returns 0.  If there is an error, -1 is
- returned.
+ On sucess, comedi_data_write() returns 1 (the number of samples
+ written).  If there is an error, -1 is returned.
 
 Function: comedi_dio_config -- change input/output properties of channel
 Retval: int