[PATCH 1-12/41] joystick .. xgixp: configure.ac: use backticks rather than $() for cmd subs
Daniel Stone
daniel at fooishbar.org
Thu Dec 17 18:53:32 PST 2009
On Thu, Dec 17, 2009 at 07:47:52PM -0500, Gaetan Nadon wrote:
> There are 41 driver modules with the line:
> sdkdir=$(pkg-config --variable=sdkdir xorg-server)
>
> Following up on review
> http://lists.x.org/archives/xorg-devel/2009-November/003711.html
> From Dan Nicholson:
> This should be
>
> sdkdir=`$PKG_CONFIG --variable=sdkdir xorg-server`
>
> 1. The user may need to use a specific pkg-config or pass custom
> arguments to it. Think multiarch or cross-compiling scenarios.
>
> 2. Backticks (``) are supported by all shells while $() command
> substitution is for strictly POSIX conforming shells. We don't
> need to
> limit ourselves to that subset.
>
> There are 12 drivers who are effectively using this line:
> joystick, synaptics, glint, intel, mach64, mga, r128, savage,
> sis, tdfx, xgi, xgixp
>
> I intend to apply this patch to all 12 of them. Other patches for the
> remainder modules will follow.
>
> The reference patch is from input-synaptics
Acked-by: Daniel Stone <daniel at fooishbar.org>
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