Talk about license in intro to docs.

[pintos-anon] / doc / intro.texi

diff --git a/doc/intro.texi b/doc/intro.texi
index e49a6c6f89af5c51436b7a9481f9a84ed3347ab6..2897a3ab3ae9e5fa216f80f78715e95b0292c3f0 100644 (file)
--- a/doc/intro.texi
+++ b/doc/intro.texi
@@ -36,6 +36,7 @@ projects.
 
 @menu
 * Getting Started::             
+* Pintos License::              
 * Pintos Trivia::               
 @end menu
 
@@ -165,7 +166,7 @@ the kernel.  @xref{Adding c or h Files}, for more information.
 Object file for the entire kernel.  This is the result of linking
 object files compiled from each individual kernel source file into a
 single object file.  It contains debug information, so you can run
-@command{gdb} or 
+@command{gdb} or @command{backtrace} (@pxref{Backtraces}) on it.
 
 @item kernel.bin
 Memory image of the kernel.  These are the exact bytes loaded into
@@ -241,6 +242,23 @@ options.  These options must be specified @emph{after} the
 but you can see a list of them using the @option{-u} option, e.g.@:
 @code{pintos run -u}.
 
+@node Pintos License
+@section Pintos License
+
+Pintos is distributed under a liberal license that allows it to be
+freely used, modified, and distributed.  Students and others own their
+own code and may use it for any purpose.  In the context of Stanford's
+CS 140 course, please respect the spirit and the letter of the honor
+code by refraining from reading any homework solutions available
+online or elsewhere.  (Source code for other operating system kernels,
+such as Linux or FreeBSD, is of course fair game.)
+
+Please refer to the @file{LICENSE} file at the top level of the Pintos
+source distribution for license details.
+
+There is NO WARRANTY for Pintos, not even for MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.
+
 @node Pintos Trivia
 @section Pintos Trivia