[pacman-dev] Questions about how to show messages (warnings, etc)

Olivier Brunel jjk at jjacky.com
Mon Dec 2 10:22:17 EST 2013

On 12/02/13 16:17, Andrew Gregory wrote:
> On 12/02/13 at 04:11pm, Olivier Brunel wrote:
>> Hi,
>> So I'm working on changing the events callback as discussed earlier, and
>> I'm running into some little issues (discrepancies really) when it comes
>> to showing warnings/errors.
>> As you know, pacman can show warnings/errors to the user; and when
>> colors are used those prefixes will be shown in color. Except, not always.
>> There seems to be some inconsistency when it comes to this, because when
>> a warning/error needs to be shown, pacman can do one of two things:
>> - show it right away
>> - cache it and show it later, i.e. when the current progress will be done
>> Now, when shown right away, prefixes are in color, and messages are
>> shown on stderr.
>> However, when delayed, there will be no colors (because unlike
>> pm_vfprintf(), pm_vasprintf() doesn't add colors to the prefixes) *and*
>> messages will be shown on stdout.
>> Unless there's a reason for this I'm not aware of, I think that this
>> should probably be fixed, as in have delayed messages use colors & show
>> on stderr?
>> As a side note, the FS#37711 that Andrew mentioned previously was about
>> the lack of colors for creation of .pac* files, but it might actually
>> have been a manifestation of this bug/discrepancy (i.e. when fixed, or
>> if using --noprogressbar, one would have colors on those warnings already).
> Allan already patched the color issue:
> https://mailman.archlinux.org/pipermail/pacman-dev/2013-November/018242.html

Oh... okay so I'm using git://projects.archlinux.org/pacman.git to base
my work, should I use something else?

> apg

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