[oe] very obscure race: access to a just-populated binary

[Phil Blundell]

On Sun, 2009-09-06 at 14:19 +0200, Stanislav Brabec wrote:
> Hallo.
> 
> I just encountered a very obscure race during the build: do_configure
> called grep exactly in the moment, when another process populated it:
> 
> /OE/build/tmp/staging/x86_64-linux/usr/bin/intltoolize: line 231: /OE/build/tmp/staging/x86_64-linux/usr/bin/grep: Text file busy
> /OE/build/tmp/staging/x86_64-linux/usr/bin/intltoolize: line 246: /OE/build/tmp/staging/x86_64-linux/usr/bin/grep: Text file busy
> 
> ls -al --full-time
> work/armv5te-angstrom-linux-gnueabi/libgnomecups-0.2.3-r0/temp/log.do_configure.412 
> -rw-r--r-- 1 sbrabec users  1234 2009-09-06 03:23:45.000000000 +0200 work/armv5te-angstrom-linux-gnueabi/libgnomecups-0.2.3-r0/temp/log.do_configure.412
> ls -al --full-time work/x86_64-linux/grep-native-2.5.1-r2/temp/log.populate_staging_preamble.21860 
> -rw-r--r-- 1 sbrabec users 12079 2009-09-06 03:23:44.000000000 +0200 work/x86_64-linux/grep-native-2.5.1-r2/temp/log.populate_staging_preamble.21860

A similar issue with coreutils-native was discussed here recently:


> 
> I guess it may be fixable by:
> - do not populate binaries by installation in place
> - extending of DEPENDS/RDEPENDS of native packages
> - do_unpack should respect dependencies, otherwise it can happen with
>   unzip-native
> 
> 
> ________________________________________________________________________
> Stanislav Brabec
> http://www.penguin.cz/~utx/zaurus
> 
> 
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