Commits


rc: avoid problematic internal names "var", "thread" For AIX.


cmd/rc: fix declarations of some externally linked variables Change-Id: If8fe1afecb9fe55f85e8e5af37521b83e787d718


rc: handle 4-byte utf-8 R=rsc http://codereview.appspot.com/3833043


sync with plan 9


try harder to put background jobs in background; do not print in response to SIGPIPE


more searchpath-related changes


maintain $path and $PATH simultaneously


handle interrupts and backgrounded processes a little better.


Small tweaks Lots of new code imported.


Plan 9's rc. not a clear win over byron's, but at least it has the right syntax.