MPE/iX Shell and Utilities Reference Manual, Vol 2

trap(1) MPE/iX Shell and Utilities trap(1)

DIAGNOSTICS

Possible exit status values are:

0 Successful completion.

1 Failure due to any of the following:

— invalid signal name

— invalid signal number

2 Failure due to an invalid command line argument.

Messages

Because this utility is built into the MPE/iX Shell, see the sh(1) man page for a complete list of

error messages that you may receive when using it.

PORTABILITY

POSIX.2. x/OPEN Portability Guide 4.0.

A built-in function of the Bourne Shell and KornShell on UNIX

systems.

NOTE

This is a special built-in command of the shell.

MPE/iX NOTES

For information on how the current MPE/iX

implementation may affect the operation of this

utility, see Appendix A, MPE/iX Implementation Considerations.