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Top Forums Shell Programming and Scripting bash: executing commands and reading exit vals Post 302080356 by matrixmadhan on Tuesday 18th of July 2006 12:59:57 AM
Old 07-18-2006
Quote:
Originally Posted by eur0dad
So does that mean I don't need to put "exit $exit_val", but instead just "echo $exit_val"? Or do I still need that exit statement in my function?
having an exit $exit_val in the function will not have any effect with respect to the function

it is the value that is echoed is caught in the variable.

just the echo statement would do
 

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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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