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refs/tags/24.lts.20
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third_party
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musl
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src
/
ipc
/
ftok.c
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#include
<sys/ipc.h>
#include
<sys/stat.h>
key_t
ftok
(
const
char
*
path
,
int
id
)
{
struct
stat st
;
if
(
stat
(
path
,
&
st
)
<
0
)
return
-
1
;
return
((
st
.
st_ino
&
0xffff
)
|
((
st
.
st_dev
&
0xff
)
<<
16
)
|
((
id
&
0xffu
)
<<
24
));
}