Re: CF_CC_ENV_FLAGS breaks ccache build

[Thomas Dickey]

On Mon, Aug 22, 2016 at 11:53:22AM +0200, Enrico Scholz wrote:
> Hello,
> 
> the CF_CC_ENV_FLAGS code in recent snapshots (20160625) breaks builds
> where CC looks like
> 
> | CC="ccache arm-linux-gnueabi-gcc  -march=armv7ve -marm -mfpu=neon-vfpv4  
> -mfloat-abi=hard ..."
> 
> (that's a common setup e.g. in the OpenEmbedded/Yocto build environment)
> 
> It messes up CFLAGS completely by adding 'arm-linux-gnueabi-gcc' to it.
> 
> 
> I am in doubt about the usefulness of CF_CC_ENV_FLAGS and I am not sure
> what you want to get with it.  But at least, I would trigger it only
> when '-[IDU]' is in CC.

We got to this point because several people put compiler-flags into $CC
(here's another special case to deal with).

Further reading:

https://www.gnu.org/prep/standards/html_node/Command-Variables.html



-- 
Thomas E. Dickey <address@hidden>
http://invisible-island.net
ftp://invisible-island.net

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