Re: testsuite could basename the "Generated from"

[Bob Friesenhahn]

On Tue, 27 Aug 2019, Luke Mewburn wrote:
> I notice that autoconf generating configure, and automake generating
> Makefile.in both store the basename of the source file in the comments.
>
> Currently I'm using the following to simulate this in testsuite.at
> after AT_INIT():
>         m4_cleardivert([HEADER-COMMENT])dnl
>         m4_divert_text([HEADER-COMMENT],[dnl
>         @%:@ Generated from m4_bpatsubst(__file__,[^.*/\(.*\)],[[\1]]) by 
> m4_PACKAGE_STRING])dnl
>
> I think that AT_INIT() should do this by default.
>
> If this is a good idea, I'll consider submitting a patch for AT_INIT()
> in autoconf.

I think that this falls into the current trend that reproducible 
builds are a good thing.  Anything which normalizes the output (even 
for temporary/transient files) seems like a good idea.  The only 
exception is if it is necessary to know the origin and it is not 
intuitively obvious.

Bob
--
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
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