[dpdk-dev] Compilation errors in drivers/event/opdl/

Stephen Hemminger stephen at networkplumber.org
Sun Jan 21 18:34:58 CET 2018


On Sat, 20 Jan 2018 09:44:46 +0100
Thomas Monjalon <thomas at monjalon.net> wrote:

> 20/01/2018 06:18, Patil, Harish:
> > Hi,
> > 
> > I am seeing below compilation errors in drivers/event/opdl/, this is with
> > cloned latest DPDK (git clone http://dpdk.org/git/dpdk).
> > 
> > ..
> > ..
> > /home2/hpatil/e4/jan19-inbox-submit/dpdk/drivers/event/opdl/opdl_evdev_xsta
> > ts.c: In function ‘opdl_xstats_get_names’:
> > /home2/hpatil/e4/jan19-inbox-submit/dpdk/drivers/event/opdl/opdl_evdev_xsta
> > ts.c:89:2: error: ‘for’ loop initial declarations are only allowed in
> > C99 mode
> >   for (uint32_t j = 0; j < max_num_port_xstat; j++) {
> >   ^  
> 
> My compiler does not raise this error.
> What is your compiler?
> 
> Anyone to fix it QUICKLY please? today?
> 
> Harish, do you think we should revert if not fixed?

Using declaration in for loop is a C++ thing which was inherited into C99.
Does DPDK require C99 mode?

Putting loop variables in for() looks better, but the rest of DPDK
doesn't use that style.


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