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videolan
vlc-1.1
Commits
8dcf947d
Commit
8dcf947d
authored
Oct 10, 2008
by
Derk-Jan Hartman
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mmap: Only use MAP_NOCACHE on platforms that support it.
That would be Darwin and some BSDs apparently
parent
cbc1122a
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modules/access/mmap.c
modules/access/mmap.c
+6
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modules/access/mmap.c
View file @
8dcf947d
...
...
@@ -136,7 +136,12 @@ static int Open (vlc_object_t *p_this)
/* Autodetect mmap() support */
if
(
st
.
st_size
>
0
)
{
void
*
addr
=
mmap
(
NULL
,
1
,
PROT_READ
|
PROT_WRITE
,
MAP_PRIVATE
|
MAP_NOCACHE
,
fd
,
0
);
int
flags
=
MAP_PRIVATE
;
#if defined(MAP_NOCACHE)
flags
|=
MAP_NOCACHE
;
#endif
void
*
addr
=
mmap
(
NULL
,
1
,
PROT_READ
|
PROT_WRITE
,
flags
,
fd
,
0
);
if
(
addr
!=
MAP_FAILED
)
munmap
(
addr
,
1
);
else
...
...
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