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Top Forums Shell Programming and Scripting Need help interpreting a function Post 302386394 by Cheranime on Tuesday 12th of January 2010 10:30:42 AM
Old 01-12-2010
Need help interpreting a function

Hi, i was reading through a sample coding and came across this function, can anyone pls help to interpret the code for me. Thank alot

Code:
find_lines()
{
    res=-1
    if [ ! -z "$1" ]; then
        grep -i "$@" $FILENAME
        res=$?
    fi
    return $res
}


Last edited by Cheranime; 01-12-2010 at 11:36 AM.. Reason: use code tags and indention please, ty
 

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

NAME
scrl, scroll, wscrl - scroll a window 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> int scrl(int n); int scroll(WINDOW *win); int wscrl(WINDOW *win, int n); PARAMETERS
n number and direction of lines to scroll win pointer to the window in which to scroll DESCRIPTION
The scroll() function scrolls the window win up one line. The current cursor position is not changed. The scrl() and wscrl() functions scroll the window stdscr or win up or down n lines, where n is a positive (scroll up) or negative (scroll down) integer. The scrollok(3XCURSES) function must be enabled for these functions to work. RETURN VALUES
On success, these functions return OK. Otherwise, they return ERR. ERRORS
None. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Standard | +-----------------------------+-----------------------------+ |MT-Level |Unsafe | +-----------------------------+-----------------------------+ SEE ALSO
clearok(3XCURSES), libcurses(3XCURSES), attributes(5), standards(5) SunOS 5.10 5 Jun 2002 scrl(3XCURSES)
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