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Re: evaluation of \w
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From: |
G. Branden Robinson |
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Subject: |
Re: evaluation of \w |
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Date: |
Tue, 3 Mar 2020 08:02:06 +1100 |
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User-agent: |
NeoMutt/20180716 |
At 2020-03-02T11:24:03-0500, Doug McIlroy wrote:
> Why does this input echo "\w'0'"
> .tm \w'0'
> while this input echoes "5000"?
> .nr w \w'0'
> .tm \nw
On my system, it's consistent with (an unpatched) Heirloon troff and
therefore, possibly, with classical troff:
$ ./heirloom/bin/troff -V
Heirloom doctools troff, release 191015
$ ./heirloom/bin/troff
.tm \w'0'
x T ps
x res 72000 1 1
x init
\w'0'
.nr w \w'0'
.tm \nw
5000
x trailer
V0
x stop
Regards,
Branden
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