1. wxProcess changes to make capturing subprocess output easier (and more

reliable), now works in both sync and async modes
2. wxSafeYieldBug() corrected, wxWindowDisabler which is now used in it
   added and documented
3. exec sample updated to illustrate capturing the subprocess output
4. wxStreamBase::IsOk() added
5. wxInputStream::Eof() added and non-blocking Eof() implementation in
   wxPipeInputStream used by wxExecute


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6400 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/inputstr.tex

@@ -34,6 +34,12 @@ Destructor.
 
 Returns the first character in the input queue and removes it.
 
+\membersection{wxInputStream::Eof}\label{wxinputstreameof}
+
+\constfunc{wxInputStream}{Eof}{\void}
+
+Returns TRUE if the end of stream has been reached.
+
 \membersection{wxInputStream::LastRead}\label{wxinputstreamlastread}
 
 \constfunc{size\_t}{LastRead}{\void}