Re: sg utils sg_io -i 0x24 -y "12 00:00:00 24 00"

[Pat LaVarre <p.lavarre@ieee.org>]

> again there we see CDB for length, data for expected
> length returning actual length, sense for expected length returning
> actual length.

ftp://members.aol.com/plscsi/linux/plscsi.tar.gz
says g++ rather than gcc in that Makefile for the sake of that minority
of folk who have gcc/g++ configured so that gcc fails to link after
compiling .cpp.

http://members.aol.com/plscsi/linux/plscsi.tar.gz
fetches the same, but via http rather than via ftp.

Neither, whoops, yet give us the following popular patch that often
makes such commands work as:

plscsi /dev/hdc
plscsi /dev/hdd
plscsi /dev/scd0

Pat LaVarre

diff -Nur plscsi.2002-09-21/sgio.cpp plscsi/sgio.cpp
--- plscsi.2002-09-21/sgio.cpp	2002-09-21 13:25:18.000000000 -0600
+++ plscsi/sgio.cpp	2003-11-26 09:10:59.109906736 -0700
@@ -116,6 +116,7 @@
     sgio->theErrFile = stderr;
 
     sgio->theOpenMode = O_RDWR; /* O_RDONLY often works */
+    sgio->theOpenMode = O_RDONLY|O_NONBLOCK;
     sgio->theFileDescriptor = -1;
     sgio->theSgVersionNum = 0; /* 0 = unknown */