On Tue, Feb 21, 2017 at 11:04:52PM +0100, Christoph Biedl wrote: > > > * using a qemu build chroot (Debian doesn't do this, other might) > > > > Is that because QEMU is slow, or some other reason? > > AIUI qemu(-static) cannot handle threading very well. So if a build > process uses such applications, things turn bad. Typical observation was > msgmerge stuck in an endless loop at 100% CPU. Lesson learned: There is > a reason why Debian builds do not use emulation.
That's qemu-user. On the other hand, qemu-system, while nowhere as convenient, is safe and reliable. Its bugs don't exceed the differences between revisions of real hardware. Meow! -- Autotools hint: to do a zx-spectrum build on a pdp11 host, type: ./configure --host=zx-spectrum --build=pdp11