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From: Humm <hummsmith42@gmail.com>
To: 9front@9front.org
Subject: Re: [9front] [PATCH] troff: we are not htmlroff
Date: Sun, 5 Dec 2021 01:19:17 +0000	[thread overview]
Message-ID: <YawTlYH2Ny+4xQZ3@beryllium.local> (raw)
In-Reply-To: <CG6YC5ICQKAR.EPFJOMF8OT8I@eshonai>

Quoth Noam Preil:
>Hey,
>
>htmlroff(6) says to use `.if !h .if t` to check for normal troff. What's
>the issue with that approach?

It does not work.  If `.if h` would work correctly, that would check 
for normal troff as opposed to both htmlroff and nroff, but as it is, 
it does not work.  Try:

	; troff -a
	.if !h .if t \{\
	.de M
	.tm m
	       ← output
	m      ← output

Not what you expect at all: Yes, this is troff, but we should be 
defining a macro.  The `.tm` should not get executed, and there should 
not be a blank line before its output.

-- 
Humm

  parent reply	other threads:[~2021-12-05  1:54 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-27 19:43 Humm
2021-12-04 23:23 ` Humm
2021-12-04 23:46   ` Sigrid Solveig Haflínudóttir
2021-12-05  1:24     ` Humm
2021-12-05  1:48       ` Sigrid Solveig Haflínudóttir
2021-12-05  0:46   ` Noam Preil
2021-12-05  1:19     ` Noam Preil
2021-12-05  2:36       ` Humm
2021-12-05 13:22         ` Noam Preil
2021-12-05  1:19     ` Humm [this message]
2021-12-05  0:00 ` ori

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