z/OS V1R9.0 UNIX System Services Command ... - Christian Grothoff

Usage Note
Localization
Exit Value
Portability
produces: fred fred fred
Related Information
exec, sh, tcsh
ex — Use the ex text editor
Format
Description
Options
eval is a special built-in shell command.
eval uses the following localization environment variables:
v LANG
v LC_ALL
v LC_MESSAGES
v NLSPATH
See Appendix F for more information.
The only possible exit status value is:
0 You specified no arguments or the specified arguments were empty strings
Otherwise, the exit status of eval is the exit status of the command that eval runs.
POSIX.2, X/Open Portability Guide, UNIX systems.
ex [–eRrsvx] [+ command] [–c command] [–t tag] [–w size] [file ...]
ex is the line-editor mode of the vi text editor.
The ex internal commands are described in vi. It supports the following options:
+command
Begins the editing session by running the specified editor command. To
specify multiple commands, separate them with an “or” bar (|).
–c command
Begins editing by executing the specified editor command. You can specify
multiple commands by separating them with an “or” bar (|). command can
be any ex command except those that enter input mode, such as insert or
append.
–e Invokes ex. This option is intended for use with vi.
–r Lets you recover named files after an editor or system fails. If you don’t
specify a file argument, ex lists all recoverable files and then exits.
–R Sets read-only mode.
eval
Chapter 2. Shell command descriptions 259