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

sum
Exit Values
Portability
See Appendix F for more information.
0 Successful completion
1 Failure due to any of the following:
v Inability to open input file
v Error reading the input file
2 Unknown command-line option
The default checksum algorithm is compatible with UNIX System V.2 and later. The
–r algorithm is also available on UNIX System V.2 and is the default algorithm for
Berkeley and Version 7. The –c, –i, and –t options are not available under UNIX.
Related Information
cmp, cksum, diff, ls, wc
suspend — Send a SIGSTOP to the current shell
Format
Description
suspend
tcsh shell: suspend
Related Information
kill, sh, tcsh
suspend is an alias for stop $$, where stop is an alias of kill –STOP and $$
expands to the current process of the shell. suspend sends a SIGSTOP to the
current shell.
See “kill — End a process or job, or send it a signal” on page 330 for more
information.
suspend in the tcsh shell
suspend causes the tcsh shell to stop in its tracks, much as if it had been sent a
stop signal with ^Z. See “tcsh — Invoke a C shell” on page 626.
sysvar — Display static system symbols
Format
Description
sysvar var
The sysvar command will allow users to obtain substitution text for system
variables that may be defined in IEASYMxx or in the system IPL parameters. The
substitution text will be printed to standard out. This could be used to substitute
system variables in shell variables. For example:
612 z/OS V1R9.0 UNIX System Services Command Reference