Re: [PATCH] Optional limit for number of lines generated by script

From: Andreas Schwab <schwab@linux-m68k.org>
Date: Jul 13, 2010, 21:43 UTC
Message-ID: <m2vd8jhxbd.fsf@igel.home>
In-Reply-To: <1279055909-4340-1-git-send-email-kpfleming@digium.com>

"Kevin P. Fleming" <kpfleming@digium.com> writes:

Show 9 quoted lines

> @@ -642,6 +647,27 @@ show_new_revisions()
>  }
>  
>  
> +limit_lines()
> +{
> +    lines=0
> +    skipped=0
> +    while IFS="" read line

You probably want to use read -r.

Show 7 quoted lines

> +    do
> +	lines=$((lines + 1))
> +	if [ $lines -gt $1 ]
> +	then
> +	    skipped=$((skipped + 1))
> +	else
> +	    echo "$line"

            printf '%s\n' "$line"

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."