[OE-core] autotools: Remove help2man dependency

[Joshua Lock]

On Thu, 2011-09-29 at 15:52 +0100, Richard Purdie wrote:
> The help2man script is pretty useless to us. It requires to run the target
> binary to extract help information which is not possible for any of our
> cross compiled target binaries.
> 
> We're not interested in man pages for -cross/-native tools.
> 
> It therefore makes no sense to have this as a core build dependency.
> 
> This patch removes the dependeny and replaces it with a script
> returning false. This will trigger autotool's missing utility
> to use the copy of the man page included with the sources which
> is what would already happen when we tried to run cross compiled
> binaries anyway.
> 
> Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
Signed-off-by: Joshua Lock <josh at linux.intel.com>

Great!

Joshua
> ---
> diff --git a/meta/classes/autotools.bbclass b/meta/classes/autotools.bbclass
> index f213c18..c05ab4b 100644
> --- a/meta/classes/autotools.bbclass
> +++ b/meta/classes/autotools.bbclass
> @@ -7,7 +7,7 @@ def autotools_dep_prepend(d):
>  
>  	if pn in ['autoconf-native', 'automake-native', 'help2man-native']:
>  		return deps
> -	deps += 'autoconf-native automake-native help2man-native '
> +	deps += 'autoconf-native automake-native '
>  
>  	if not pn in ['libtool', 'libtool-native'] and not pn.endswith("libtool-cross"):
>  		deps += 'libtool-native '
> diff --git a/scripts/help2man b/scripts/help2man
> new file mode 100755
> index 0000000..2bb8d86
> --- a/dev/null
> +++ b/scripts/help2man
> @@ -0,0 +1,3 @@
> +#!/bin/sh
> +
> +exit 1
> 
> 
> 
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-- 
Joshua Lock
        Yocto Project "Johannes factotum"
        Intel Open Source Technology Centre