Date: Wed, 17 Sep 2014 20:02:22 +0200 From: u-wsnj@...ey.se To: musl@...ts.openwall.com Subject: Re: musl on a different syscall layer? On Wed, Sep 17, 2014 at 01:53:46PM -0400, Rich Felker wrote: > The main requirement is having equivalent functionality available. On > the BSD targets I've asked BSD folks about, there's supposedly no > equivalent of futex except inthe Linux compat layer, which is pretty > much a show-stopper unless/until it can be remedied. clone is a big > unknown to me too. The other big potential problem is if the native > syscall API requires a stack to communicate with the kernel (one or > more BSDs require this, IIRC), since at least __unmapself needs to be > able to call SYS_munmap and SYS_exit without a stack. Oh I see. This means "not much to hope for" (pity but good to know). Thanks Rich. Rune
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