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List:       apache-httpd-dev
Subject:    Re: /bin/sh: ./gen_test_char: cannot execute binary file
From:       Henrik Strand <henrik.strand () axis ! com>
Date:       2012-03-20 9:16:06
Message-ID: 1332234966.15100.75.camel () lnxhenrikst ! se ! axis ! com
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Hi Guenter,

I can give it a try. 

Kind Regards,
Henrik

On Sat, 2012-03-17 at 12:01 +0100, Guenter Knauf wrote:
> Hi Henrik,
> Am 16.03.2012 15:07, schrieb Henrik Strand:
> > This error has been around for 10 years or so, but I could not find an
> > error report on this issue so I created one (in May, 2011):
> > https://issues.apache.org/bugzilla/show_bug.cgi?id=51257
> > 
> > There exists an old (2003-08-13) patch
> > (http://marc.info/?l=apache-httpd-dev&m=106150997309208&w=2) for this
> > error but I do not think that it was integrated.
> > 
> > Another patch
> > (http://svn.apache.org/viewvc/httpd/httpd/trunk/server/gen_test_char.c?r1=758929&r2=795438&pathrev=1001398&diff_format=h) \
> > has recently been integrated to simplify cross-compilation. However, this patch \
> > does not solve the gen_test_char cross-compiling issue. 
> > A known workaround is to:
> > 1. Cross-compile and wait for the build to fail.
> > 2. Compile for build system and copy the gen_test_char binary to the
> > cross-compiled build folder
> > 3. Run make a second time for the cross-compiled system
> > 
> > However, since I'm about to automate the build process this workaround
> > is not sufficient for me.
> this step with another 3 rounds of configure (APR, APU, httpd) + 
> compilation of APR/APU isnt really necessary;
> instead just compile gen_test_char.c 1st with something like:
> gcc -Wall -O2 -DCROSS_COMPILE gen_test_char.c -s -o gen_test_char
> then run it and put its output into the include folder (or where its 
> placed normaly);
> I believe you can then make it with only one go + automatically ...
> 
> > It seems strange that this error has been around for so long time so I'm
> > wondering if the Httpd build system does include some way to generate a
> > correct gen_test_char file when cross-compiling?
> nope; in order to make it the clean way we would need to have an --host 
> option to configure ...
> I looked at the old 2003 patch which is for AP 1.3, and it looks 
> harmless, and could perhaps be integrated - are you up to provide a 
> patch for trunk?
> 
> BTW. how is the cross-compilation of PCRE handled? There's a similar 
> case where a build helper is needed for generating chartables.c?
> 
> Gün.
> 
> 


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