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Top Forums UNIX for Beginners Questions & Answers Format columns and heads using shell script Post 302986752 by jim mcnamara on Tuesday 29th of November 2016 11:00:14 PM
Old 11-30-2016
printf is a UNIX/Linux command - lives in /usr/bin/printf, on some systems it is part of shell language
The type command is your friend, example in bash shell:
Code:
$ type printf
printf is a shell builtin

align is perl code that drl suggests. perl runs under bash like awk does. You feed awk a series of awk syntax lines, it executes. perl is the same.


This shows you how to use align:
Aligning a file
It is a short script demo. You have to have the align perl code in your current working directory. It can also be in your PATH variable so the system can find it.

The script example also mentions where to download the perl code from
This User Gave Thanks to jim mcnamara For This Post:
 

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SHTOOL-PATH.TMP(1)					      GNU Portable Shell Tool						SHTOOL-PATH.TMP(1)

NAME
shtool-path - GNU shtool command dealing with shell path variables SYNOPSIS
shtool path [-s|--suppress] [-r|--reverse] [-d|--dirname] [-b|--basename] [-m|--magic] [-p|--path path] str [str ...] DESCRIPTION
This command deals with shell $PATH variables. It can find a program through one or more filenames given by one or more str arguments. It prints the absolute filesystem path to the program displayed on "stdout" plus an exit code of 0 if it was really found. OPTIONS
The following command line options are available. -s, --suppress Supress output. Useful to only test whether a program exists with the help of the return code. -r, --reverse Transform a forward path to a subdirectory into a reverse path. -d, --dirname Output the directory name of str. -b, --basename Output the base name of str. -m, --magic Enable advanced magic search for ""perl"" and ""cpp"". -p, --path path Search in path. Default is to search in $PATH. EXAMPLE
# shell script awk=`shtool path -p "${PATH}:." gawk nawk awk` perl=`shtool path -m perl` cpp=`shtool path -m cpp` revpath=`shtool path -r path/to/subdir` HISTORY
The GNU shtool path command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 1998 for Apache. It was later taken over into GNU shtool. SEE ALSO
shtool(1), which(1). 18-Jul-2008 shtool 2.0.8 SHTOOL-PATH.TMP(1)
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