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From: Eli Zaretskii <eliz@gnu.org>
To: Sean Whitton <spwhitton@spwhitton.name>
Cc: 52888@debbugs.gnu.org
Subject: bug#52888: 29.0.50; font_{delete_unmatched,score} do not handle nil FONT_WEIGHT_INDEX
Date: Thu, 06 Jan 2022 14:29:34 +0200	[thread overview]
Message-ID: <83a6g982tt.fsf@gnu.org> (raw)
In-Reply-To: <87czl55skc.fsf@melete.silentflame.com> (message from Sean Whitton on Wed, 05 Jan 2022 22:41:55 -0700)

> From: Sean Whitton <spwhitton@spwhitton.name>
> Cc: 52888@debbugs.gnu.org
> Date: Wed, 05 Jan 2022 22:41:55 -0700
> 
> > According to what I see in the documentation, FcPatternGetRange exists
> > only since version 2.11.91 of Fontconfig, whereas we support 2.2.0 and
> > up.
> 
> Ah, right.  Is this version bound written down anywhere other than the
> conditionals in configure.ac?  Sorry I didn't think to look there.

No, I don't think we document the minimum versions of prerequisites
anywhere.

> > So we cannot unconditionally use that API, and some part of the
> > temporary solution will have to be left in the source.  I'd need to
> > see the final patch with that in mind, before I can decide whether it
> > is simple/safe enough for the release branch.
> 
> My patch requires FC_VARIABLE which was not added until 2.12.91, so in
> the attached revision I've set up preprocessor conditionals based on
> FC_VARIABLE.  Checking that FC_VARIABLE is true is how we know it's one
> of the virtual entries.

OK, but (a) we need a comment there explaining why FC_VARIABLE is used
as the condition, and (b) we'd also need to merge the temporary fix in
font.c to master.

Thanks.





  reply	other threads:[~2022-01-06 12:29 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-30  5:28 bug#52888: 29.0.50; font_{delete_unmatched,score} do not handle nil FONT_WEIGHT_INDEX Sean Whitton
2021-12-30  7:33 ` Eli Zaretskii
2021-12-30 17:13   ` Sean Whitton
2021-12-30 18:39     ` Eli Zaretskii
2022-01-01  0:30       ` Sean Whitton
2022-01-01  2:35         ` Sean Whitton
2022-01-01  7:15           ` Eli Zaretskii
2022-01-01 22:31             ` Sean Whitton
2022-01-03  2:04               ` Sean Whitton
2022-01-05  2:10             ` Sean Whitton
2022-01-05 12:37               ` Eli Zaretskii
2022-01-05 13:55                 ` Robert Pluim
2022-01-05 14:08                   ` Eli Zaretskii
2022-01-06  5:41                 ` Sean Whitton
2022-01-06 12:29                   ` Eli Zaretskii [this message]
2022-01-06 18:10                     ` Sean Whitton
2022-01-12 14:56                       ` Eli Zaretskii
2022-01-12 21:41                         ` Sean Whitton
2022-01-13  6:52                           ` Eli Zaretskii
2022-01-01  6:56         ` Eli Zaretskii
     [not found]           ` <87pmpbm8j2.fsf@melete.silentflame.com>
     [not found]             ` <83v8z2eizk.fsf@gnu.org>
     [not found]               ` <87pmp9wyo3.fsf@melete.silentflame.com>
     [not found]                 ` <83r19pc8ax.fsf@gnu.org>
     [not found]                   ` <87v8yzb1v7.fsf@melete.silentflame.com>
     [not found]                     ` <83v8yy9ybv.fsf@gnu.org>
2022-01-06 18:20                       ` bug#53058: etc/DEBUG could say more about --enable-check-lisp-object-type Sean Whitton
2022-01-06 20:11                         ` Eli Zaretskii
2022-01-06 23:46                           ` Sean Whitton
2022-01-07  6:58                             ` Eli Zaretskii
2022-01-07 20:41                               ` Sean Whitton
2022-01-08  6:55                                 ` Eli Zaretskii
2022-02-03  0:19                                   ` Sean Whitton
2022-02-03  7:28                                     ` Eli Zaretskii
2022-01-13 11:54 ` bug#52888: André Silva
2022-01-13 16:40   ` bug#52888: Eli Zaretskii
     [not found]     ` <CANfyKeBjec0z2c33Fph1=ESr-4ACH0BNKXq_wW-Vtr6sEfJ_VA@mail.gmail.com>
2022-01-13 18:13       ` bug#52888: Eli Zaretskii
     [not found]         ` <CANfyKeD2-sP4tO0dH0rbjbyD+rR+ahiDgBn+Pnx89EG1iKqiYg@mail.gmail.com>
2022-01-13 19:49           ` bug#52888: Eli Zaretskii

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