Hi, In texinfo-5.9.93, do for example 'info/ginfo doc/info.info'. Then in a different terminal do 'touch doc/info.texi; make' and wait for it to complete. Now type '/what<Enter>' in the first terminal and see it segfault, leaving the terminal in a strange state.
Benno -- http://www.fastmail.com - Accessible with your email software or over the web
