Re: gcc build breaks when . in PATH

[Marc Kleine-Budde <mkl at pengutronix dot de>]

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Johannes Stezenbach wrote:
> Hi,
> 
> while testing arm-uClibc-NPTL build on an older machine
> I found that including . in PATH causes build breakage in the
> cc_core_pass_1 step (with gcc-4.4.4):
> 
> [ALL  ]    checking what assembler to use... /tmp/build/targets/arm-unknown-linux-uclibcgnueabi/build/gcc-core-static/arm-unknown-linux-uclibcgnueabi/bin/as
> ...
> [ALL  ]    config.status: creating as
> 
> 
> i.e. "as" is supposed to be the arm-unknown-linux-uclibcgnueabi cross assembler,
> but config.status creates a local "as" script which is calling the
> host assembler.
> 
> 
> It might be a good idea to add a check for . in PATH in
> crosstool-NG's "Performing some trivial sanity checks" step?

ptxdist does this:
PATH="$(echo $PATH | sed -e "s/:\.$//" -e "s/^\.://" -e "s/:\.://")"

the sed expression is not optimal and can be simplified :)

cheers, Marc

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Pengutronix e.K.                  | Marc Kleine-Budde           |
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