Would it make sense to have sysroot come from an environment variable?

[Ian Lance Taylor]

Bryan Ischo <bryan@ischo.com> writes:

> As a followup: does GCC_EXEC_PREFIX (which I just read about) already
> do what I am suggesting?  It would seem like it does; it seems like
> it's a single one-stop place to put a prefix that would allow a
> completely relocatable toolchain + sysroot all in one.

Setting GCC_EXEC_PREFIX was what people did before gcc supported a
movable install directory.  It should still work fine.

Ian