On Fri, Jan 07, 2000 at 07:36:11PM -0500, Luoqi Chen wrote:
> > In an effort to chase down a libc_r bug, I compiled libc_r with CFLAGS=-g
> > (and later CFLAGS=-g3), but ran into linker problems as a result.
> >
> > blitz:~> gcc poll.c -pthread
> > /usr/lib/libc_r.so: undefined reference to `__sigisempty'
> >
> > Even the simplest of C programs will get this linker error if using the
> > -pthread option.
> >
> > So, __sigisempty is an inline function, defined in
> > /usr/include/sys/signalvar.h:
> >
> > extern __inline int
> > __sigisempty(sigset_t *set)
> > {
> > int i;
> >
> > for (i = 0; i < _SIG_WORDS; i++) {
> > if (set->__bits[i])
> > return (0);
> > }
> > return (1);
> > }
> >
> It doesn't make much sense to have an "extern" inline function, gcc probably
> was confused by this, change "extern" to "static" and try again.
Yep, that fixed it. Thanks!
I just committed the change.
Jason
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