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Top Forums Shell Programming and Scripting Under what sh `scaley 27` is a numeric-parameter ? Post 302302922 by jack2 on Wednesday 1st of April 2009 11:01:28 AM
Old 04-01-2009
Under what sh `scaley 27` is a numeric-parameter ?

Hi,

this part of code comes from an example
in dialog utility.
Running it under /sh
the following error is generated

"
Error: Expected a numeric-parameter for --begin.
Use --help to list options.
"
Is this example is 6 years old only, I expect it to work finally.

Jack


ROWS="`cut $tempfile -f1 -d, | cut -f2 -d:`"
COLS="`cut $tempfile -f2 -d,`"
rm $tempfile

# account for widest labels
COLS=`expr $COLS - 30`

# Takes an integer, multiplies it for COLS, divides for 132
scalex() {
echo $[$1*$COLS/132]
}
scaley() {
echo $[$1*$ROWS/60]
}

$DIALOG --backtitle "$TITLE" --no-shadow \
--begin `scaley 27` `scalex 98`
 

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COLS(3XCURSES)						  X/Open Curses Library Functions					    COLS(3XCURSES)

NAME
COLS - number of columns on terminal screen SYNOPSIS
cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib -R /usr/xpg4/lib -lcurses [ library... ] c89 [ flag... ] file... -lcurses [ library ... ] #include <curses.h> extern int COLS; DESCRIPTION
The external variable COLS indicates the number of columns on the terminal screen. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Standard | +-----------------------------+-----------------------------+ |MT-Level |Unsafe | +-----------------------------+-----------------------------+ SEE ALSO
initscr(3XCURSES), libcurses(3XCURSES), attributes(5), standards(5) SunOS 5.11 5 Jun 2002 COLS(3XCURSES)
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