* Re: PERLVERSION sometimes changing sstate signature
[not found] <20131127011949.GN2870@jama>
@ 2013-11-27 8:58 ` Richard Purdie
0 siblings, 0 replies; only message in thread
From: Richard Purdie @ 2013-11-27 8:58 UTC (permalink / raw)
To: Martin Jansa
On Wed, 2013-11-27 at 02:19 +0100, Martin Jansa wrote:
> Sometimes it's shown in
> bitbake -S perf (or any other perl using recipes)
>
> NOTE: Reparsing files to collect dependency data
> ERROR: Bitbake's cached basehash does not match the one we just generated
> (/OE/oe-core/meta/recipes-kernel/perf/perf.bb.do_package)!
> ERROR: The mismatched hashes were 074153b639c930f9f3e06170745e2587 and e5b25a12742221b725812945ccd5abfb
> NOTE: Tasks Summary: Attempted 0 tasks of which 0 didn't need to be rerun and all succeeded.
>
> bitbake-diffsigs between such .sigdata files (not exactly the above) shows:
> basehash changed from 992e4ad775701625d03e5ba8b20a016f to 9b5d76a5e33f2d53c20d89923bc553f7
> Variable PERLVERSION value changed from 'None' to '5.14.3'
>
> PERLVERSION is from cpan
> meta/classes/cpan-base.bbclass:PERLVERSION := "${@get_perl_version(d)}"
>
> # Determine the staged version of perl from the perl configuration file
> def get_perl_version(d):
> import re
> cfg = d.expand('${STAGING_LIBDIR}${PERL_OWN_DIR}/perl/config.sh')
> try:
> f = open(cfg, 'r')
> except IOError:
> return None
> l = f.readlines();
> f.close();
> r = re.compile("^version='(\d*\.\d*\.\d*)'")
> for s in l:
> m = r.match(s)
> if m:
> return m.group(1)
> return None
>
> So it looks understandable that bitbake -S executed without populated
> sysroot (only pseudo-native) sees PERLVERSION None, while parsing
> PERLVERSION with sysroot populated returns right version.
>
> What's the proper fix for this?
Probably to give it a specific value for signature purposes e.g.:
get_perl_version[vardepvalue] = "${STAGING_LIBDIR}${PERL_OWN_DIR}"
Cheers,
Richard
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[not found] <20131127011949.GN2870@jama>
2013-11-27 8:58 ` PERLVERSION sometimes changing sstate signature Richard Purdie
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