On Fri, Jun 30, 2017 at 01:33:29AM +0200, Harald van Dijk wrote: > On 27/06/17 16:29, Zando Fardones wrote: > > Hello, > > > > I think I've found a bug when using the here-document redirection in > > an interactive shell. What basically happens is that you can't see the > > command output if you set the "vi" or "emacs" options. > > That's not quite what happens: the here-document contents got lost, so > there is no command output to see. Nice find. > > The problem is that getprompt() is implicitly called by el_gets(). This > messes with the memory used by the parser to store the here-document's > contents. In the non-emacs/vi case, the prompt is explicitly written by > setprompt(), which wraps the getprompt() call in a > pushstackmark()/popstackmark() pair to restore the state so that parsing > can continue. But when getprompt() is called by el_gets(), it knows > nothing about this. > > The whole call to el_gets() can be surrounded by another > pushstackmark()/popstackmark() pair to solve the problem, as attached.
Patch applied. Thanks. -- Email: Herbert Xu <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe dash" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html