From: Ingo Schwarze <schwarze@usta.de>
To: "Anthony J. Bentley" <anthony@anjbe.name>
Cc: tech@mandoc.bsd.lv
Subject: Re: eqn(7): leading ~ doesn't become space
Date: Thu, 29 Jun 2017 18:37:26 +0200 [thread overview]
Message-ID: <20170629163726.GB5328@athene.usta.de> (raw)
In-Reply-To: <56834.1498718428@cathet.us>
Hi Anthony,
Anthony J. Bentley wrote on Thu, Jun 29, 2017 at 12:40:28AM -0600:
> .EQ
> a~<
> .EN
> .EQ
> ~<
> .EN
> In groff:
>
> a< <
>
> In mandoc:
>
> a < ~<
>
> ~ should not appear in the output.
True, fixed with the following commit.
Thanks for reporting,
Ingo
Log Message:
-----------
Skip whitespace at the beginning of eqn(7) nodes,
in particular ~ and ^ that misrendered;
found by bentley@ in glCopyTexSubImage1D(3); also affected
glAccum(3), glClipPlane(3), glDrawPixels(3), glEvalMesh(3), and others.
Modified Files:
--------------
mandoc:
eqn.c
Revision Data
-------------
Index: eqn.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/eqn.c,v
retrieving revision 1.71
retrieving revision 1.72
diff -Leqn.c -Leqn.c -u -p -r1.71 -r1.72
--- eqn.c
+++ eqn.c
@@ -683,7 +683,7 @@ eqn_parse(struct eqn_node *ep, struct eq
if (ep->data == NULL)
return ROFF_IGN;
- ep->start = ep->end = ep->data;
+ ep->start = ep->end = ep->data + strspn(ep->data, " ^~");
next_tok:
tok = eqn_next(ep, MODE_TOK);
--
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prev parent reply other threads:[~2017-06-29 16:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-29 6:40 Anthony J. Bentley
2017-06-29 16:37 ` Ingo Schwarze [this message]
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