From: Simon Wright <simon.j.wright@mac.com>
Subject: Re: Implementing an Ada compiler and libraries.
Date: Thu, 10 May 2007 21:31:28 +0100
Date: 2007-05-10T21:31:28+01:00 [thread overview]
Message-ID: <m264702zfj.fsf@mac.com> (raw)
In-Reply-To: 20070510190208.26683975@cube.tz.axivion.com
Stefan Bellon <sbellon@sbellon.de> writes:
> Ludovic Brenta wrote:
>
>> Stefan Bellon writes:
>
>> > But timestamps are considered as well. If you touch a file without
>> > modifying it otherwise, it triggers a recompilation.
>>
>> Not in my experience. Changing the timestamp causes a recalculation
>> of the checksum, that's all. Even after adding whitespace or
>> pretty-printing the file, there is no recompilation.
>
> Hmmmm:
>
> bellonsn@cube$ gnatmake foo.adb
> gnatmake: "foo" up to date.
> bellonsn@cube$ touch foo.adb
> bellonsn@cube$ gnatmake foo.adb
> gcc -c foo.adb
> gnatbind -x foo.ali
> gnatlink foo.ali
This is the gnatmake -m flag:
if the timestamp hasn't changed: do nothing
elif the semantic content of the file hasn't changed: do nothing
else: recompile
next prev parent reply other threads:[~2007-05-10 20:31 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-09 14:37 Implementing an Ada compiler and libraries Lucretia
2007-05-09 16:51 ` Dmitry A. Kazakov
2007-05-09 17:21 ` Lucretia
2007-05-10 7:59 ` Dmitry A. Kazakov
2007-05-10 8:51 ` Duncan Sands
2007-05-10 17:39 ` Lucretia
2007-05-10 18:06 ` Lucretia
2007-05-10 19:30 ` Dmitry A. Kazakov
2007-05-11 7:14 ` Gautier
2007-05-11 17:39 ` Lucretia
2007-05-11 17:43 ` Lucretia
2007-05-11 18:20 ` Robert A Duff
2007-05-11 18:49 ` Lucretia
2007-05-11 20:34 ` Georg Bauhaus
2007-05-11 22:37 ` Lucretia
2007-05-11 22:06 ` Robert A Duff
2007-05-11 22:41 ` Lucretia
2007-05-16 19:40 ` Randy Brukardt
2007-05-09 20:48 ` Robert A Duff
2007-05-10 3:38 ` Lucretia
2007-05-16 19:58 ` Randy Brukardt
2007-05-09 21:15 ` Gautier
2007-05-10 3:39 ` Lucretia
2007-05-10 15:34 ` Stefan Bellon
2007-05-10 16:25 ` Jean-Pierre Rosen
2007-05-10 17:07 ` Ludovic Brenta
2007-05-10 17:14 ` Stefan Bellon
2007-05-10 16:37 ` Ludovic Brenta
2007-05-10 16:43 ` Stefan Bellon
2007-05-10 16:49 ` Ludovic Brenta
2007-05-10 17:02 ` Stefan Bellon
2007-05-10 19:57 ` Jacob Sparre Andersen
2007-05-10 20:31 ` Simon Wright [this message]
2007-05-10 17:37 ` Pascal Obry
2007-05-11 10:09 ` Ludovic Brenta
2007-05-11 16:33 ` Pascal Obry
2007-05-10 17:36 ` Pascal Obry
2007-05-10 17:42 ` Lucretia
2007-05-10 17:34 ` Pascal Obry
2007-05-10 17:48 ` Lucretia
2007-05-10 20:01 ` Duncan Sands
2007-05-10 21:00 ` Pascal Obry
2007-05-10 21:00 ` Pascal Obry
2007-05-11 11:04 ` Duncan Sands
2007-05-13 12:03 ` Ludovic Brenta
2007-05-11 8:39 ` Georg Bauhaus
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