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third_party
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musl
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src
/
signal
/
sigprocmask.c
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#include
<signal.h>
#include
<errno.h>
int
sigprocmask
(
int
how
,
const
sigset_t
*
restrict
set
,
sigset_t
*
restrict old
)
{
int
r
=
pthread_sigmask
(
how
,
set
,
old
);
if
(!
r
)
return
r
;
errno
=
r
;
return
-
1
;
}