Hello Andrew,
Andrew Moore wrote:
] Well, accepting the '^' character as an address is not required by POSIX[1].
SUSv4, which you link to above, states:
Historically, ed accepted the '^' character as an address...
Even Brian W. Kernighan’s ed(1) tutorial, which probably dates back to the
early 70’s, references ‘^’ as an address. What are you thinking?
It is nice that '^' appears in a tutorial from the 70's, but as POSIX
does not require it, introducing such an historical "feature" in GNU ed
would just bring confusion. For example, using '^' in a script would not
be portable.
I think that adding the '^' address is just "historical featuritis".
Best regards,
Antonio.
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