[syslinux] rosh patch V2

[H. Peter Anvin]

Keith Schincke wrote:
> Here is a second version of my patch from last night.
> 
> It uses the provided ctype function isspace and does the same readdir().
> I remove the rosh_issp() function. I admit to being a bit liberal with my
> use of braces and spaces.
> 

> -				de = readdir(d);
> -				while (de != NULL) {
> +				while ( de = readdir(d) ) {
>  					filepos++;

Stylistic note: it is stylistically considered appropriate to put an
extra set of parens around an assignment used in the context of a
boolean expression.  gcc will warn if you don't.  This thus should be:

	while ( (de = readdir(d)) ) {
		filepos++;

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.