Error handling#

Functions for handling errors.

Error codes#

The following variables contain error codes that are exported so they can be used in other scripts as environment variables to indicate error reasons.

_E_ABORT           Program aborted
_E_MISSING         Missing argument
_E_NO_CHANGE       Report no change. This can be used for idempotent scripts.

Usage

exit "${_E_ABORT}"

abort#

Print error message ("aborted") and exit program with _E_ABORT exit code. Use this in standalone scripts. If used on the command line it exits your shell.

Usage

abort

error-exit#

Print error message and exit program. Use this in standalone scripts. If used on the command line it exits your shell.

Usage

error-exit MESSAGE CODE

Params:
MESSAGE            Error message
CODE               Exit code, defaults to '1'