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HEAD
apply hidden visibility to stdio internals
[musl.git]
/
src
/
signal
/
sighold.c
blob
cfa2306c12992f99122d1e18c9fc47ab235c0023
1
#include <signal.h>
2
3
int
sighold
(
int
sig
)
4
{
5
sigset_t mask
;
6
7
sigemptyset
(&
mask
);
8
if
(
sigaddset
(&
mask
,
sig
) <
0
)
return
-
1
;
9
return
sigprocmask
(
SIG_BLOCK
, &
mask
,
0
);
10
}