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bug#7833: automake uses two different values for DejaGNU srcdir

From: Stefano Lattarini
Subject: bug#7833: automake uses two different values for DejaGNU srcdir
Date: Thu, 13 Jan 2011 13:52:32 +0100
User-agent: KMail/1.13.3 (Linux/2.6.30-2-686; KDE/4.4.4; i686; ; )

Hello Ian.

On Wednesday 12 January 2011, Ian Lance wrote:
> When automake is configured to use DejaGNU, it uses two different values
> for srcdir.  There are two different cases in lib/am/dejagnu.am:
> The first is in check-DEJAGNU:
> check-DEJAGNU: site.exp
> ## Life is easiest with an absolute srcdir, so do that.
>       srcdir=`$(am__cd) $(srcdir) && pwd`; export srcdir; \
> This value is passed to runtest with a --srcdir option.
> The second is in site.exp:
> site.exp: Makefile
>       @echo 'Making a new site.exp file...'
>       @echo '## these variables are automatically generated by make ##' 
> >site.tmp
>       @echo '# Do not edit here.  If you wish to override these values' 
> >>site.tmp
>       @echo '# edit the last section' >>site.tmp
>       @echo 'set srcdir $(srcdir)' >>site.tmp
> This value is read by DejaGNU after option processing is complete,
> effectively overwriting the value passed with the --srcdir option.
> The value of srcdir stored in site.exp should be an absolute path, just
> like the value passed to runtest via --srcdir.
Are you sure about this?  Why then is the attached testcase working
(for me at least)?

Please note that I'm a total Tcl/DejaGnu noob, so it might likely be
that I'm missing something obvious here.  In that case, just point out
my mistake, and sorry in advance!


Attachment: dejagnu-srcdir-is-absolute.test
Description: application/shellscript

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