08-11-2013
You can omit the { }braces after an if or a for if there is only one statement in it.
It has nothing to do with calling function.
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PINKY(1) FSF PINKY(1)
NAME
pinky - lightweight finger
SYNOPSIS
pinky [OPTION]... [USER]...
DESCRIPTION
-l produce long format output for the specified USERs
-b omit the user's home directory and shell in long format
-h omit the user's project file in long format
-p omit the user's plan file in long format
-s do short format output, this is the default
-f omit the line of column headings in short format
-w omit the user's full name in short format
-i omit the user's full name and remote host in short format
-q omit the user's full name, remote host and idle time in short format
--help display this help and exit
--version
output version information and exit
A lightweight `finger' program; print user information. The utmp file will be /var/run/utmp.
AUTHOR
Written by Joseph Arceneaux, David MacKenzie, and Kaveh Ghazi.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for pinky is maintained as a Texinfo manual. If the info and pinky programs are properly installed at your site,
the command
info pinky
should give you access to the complete manual.
pinky (coreutils) 4.5.3 February 2003 PINKY(1)