On Sun, 2 May 2010, Denys Vlasenko wrote:
> How about this then?
>
> result = execute(
> "test -f /var/run/udhcpc.%iface%.pid && "
> "kill `cat /var/run/udhcpc.%iface%.pid` 2>/dev/null",
> ifd, exec);
Save one 'cat' fork?
Could that be done this way:
result = execute(
"f=/var/run/udhcpc.%iface%.pid && "
"test -r $f && "
"read p < $f && "
"kill $p 2>/dev/null",
ifd, exec);
which will use less resources?
I see there are 2 other places in networking/ifupdown.c where a 'cat'
is forked :)
Cheers,
--
Cristian
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