On May 31, 1:15 pm, "Jose H." <jose...@gmail.com> wrote:
> On May 30, 12:02 am, merrittr <merri...@gmail.com> wrote:
>
> > can I trap ctrl-z and displa a message??? this doesn't seem to work:
> > trap "echo You\'re trying to Control-z me" SIGTSTP
>
> man bash
> ..........
>
> SIGNALS
> When bash is interactive, in the absence of any traps, it
> ignores SIGTERM (so that kill 0 does not kill an interac-
> tive shell), and SIGINT is caught and handled (so that the
> wait builtin is interruptible). In all cases, bash
> ignores SIGQUIT. If job control is in effect, bash ignores
> SIGTTIN, SIGTTOU, and SIGTSTP.

ok
SIGSTP is the one I want to trap So your saying Job Control is the
key? I can't seem to se how to disable it