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Top Forums Shell Programming and Scripting need help with creating directories and variables Post 302572424 by layne2kim on Thursday 10th of November 2011 02:26:20 AM
Old 11-10-2011
need help with creating directories and variables

i'm trying to write a script that has 2 variables, and uses the 1st variable as a number and the 2nd a name to create directories. so if you typed in ./myscript 5 week, it would create 5 directories named week1 - week5. whenever i run this, i get an error message saying week5 already exists, so i have something wrong in the while loop. here is what i have.
Code:
if [[ $2 == "" ]]; then
  echo "error, please specify a name"
  exit 0
fi
if [[ $1 -lt 1 ]]; then
  echo "error, number is too small"
  exit 0
fi
if [[ $1 -gt 10 ]]; then
  echo "error, number is too big"
  exit 0
fi
while [[ $1 -lt 11 ]]; do
  let $2=$2-1
  mkdir $2$1
done


Moderator's Comments:
Mod Comment Video tutorial on how to use code tags in The UNIX and Linux Forums.

Last edited by Franklin52; 11-10-2011 at 03:47 AM.. Reason: Please indent your code and use code tags, thank you
 

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TGET(1) 						      General Commands Manual							   TGET(1)

NAME
tget - get termcap values SYNOPSIS
tget [-flag id] [-num id] [-str id] [-goto col line] [[-echo] string] DESCRIPTION
Tget allows shell scripts access to the termcap(3) functions. Flags, numbers and strings can be queried from the termcap database under the entry denoted by the environment variable $TERM. OPTIONS
-flag id Set the exit status to zero if the flag id is set. All other options except -echo set the exit status to id being available or not. The last option sets the final exit code. -num id Print the value of the numeric variable id. -str id Print the value of the string variable id. -goto col line Generates instructions to go to the given column and line if the cm capability exists. -echo string Prints string. Any other argument that does not start with a dash is also printed. EXAMPLE
Try this: tget -str so 'Reverse Video' -str se ENVIRONMENT
TERM Terminal type. TERMCAP Path to the termcap database, by default /etc/termcap:/usr/etc/termcap. SEE ALSO
termcap(3). DIAGNOSTICS
Tget will fail immediately with a descriptive message if the termcap entry can't be found. AUTHOR
Kees J. Bot (kjb@cs.vu.nl) TGET(1)
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