[uclibc-ng-devel] enabling sigsetmask() support
wbx at uclibc-ng.org
Wed Sep 16 21:37:30 CEST 2015
Alex Potapenko wrote,
> I'm trying to compile a sourcecode that makes use of sigsetmask() function
> against uClibc-ng 1.0.6. This symbol is missing from uClibc-ng built with
> default Buildroot 2015.08 config. Which option should be enabled to have it?
> I only found two signal options in the config: UCLIBC_HAS_OBSOLETE_BSD_SIGNAL
> and UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL. The former was enabled by default, the
> latter was off, but turning it on doesn't help too.
> I see that sigsetmask() is just a wrapper around sigset_set_old_mask,
> sigprocmask and sigset_get_old_mask, but I don't want to resort to patching the
> user app sourcecode if possible.
Hmm, that is bad.
They got disabled here in 2012:
And they are only internally used by the included RPC
What user app is using the old BSD signal functions?
Musl does not implement them, GNU libc only has stubs.
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