+= When used in place of `=', appends a string
to a macro definition (must be surrounded by
white space, unlike `=').
Got it from the manpage.
-Pavan
On Dec 7, 2007 10:39 PM, Amogh Hooshdar <amoghhooshdar@xxxxxxxxx> wrote:
> I found two types of Makefiles in some tutorials.
>
> One was like this:-
>
> obj-m := hello-1.o
>
> Other was like this:-
>
> obj-m += hello-1.o
>
> Both generated .ko files properly and I could insmod and rmmod the ko
> successfully. Please explain what is the difference between := and +=
> ?
>
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