On Tue 26/Mar/2024 17:34:20 +0100 Bastian Blank wrote:
On Tue, Mar 26, 2024 at 12:53:42PM +0100, Alessandro Vesely wrote:
I compiled the example program given in the inet_pton(3) man page, and obtain
the following:
$ ./a.out i6 0:0:0:ffff:5.6.7.8
Not in presentation format
This is no valid IPv6 address.
Oops, you're right. Sorry for the confusion.
Where did you find that?
We were discussing a regex to catch all (valid) IP addresses when someone noted
that leading zeroes are valid, albeit not the RFC 5952 recommended format.
It's overly tricky for me.
Best
Ale