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Third Party Harfbuzz
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444fffb1
T
Third Party Harfbuzz
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体验新版 GitCode,发现更多精彩内容 >>
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444fffb1
编写于
4月 28, 2010
作者:
B
Behdad Esfahbod
浏览文件
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浏览文件
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电子邮件补丁
差异文件
[blob] Make debug code always available to the compiler
Such that we don't break debug build all the time.
上级
ba51b25c
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
32 addition
and
46 deletion
+32
-46
src/hb-blob.c
src/hb-blob.c
+32
-46
未找到文件。
src/hb-blob.c
浏览文件 @
444fffb1
...
...
@@ -36,13 +36,11 @@
#endif
/* HAVE_SYS_MMAN_H */
#ifndef HB_DEBUG_BLOB
#define HB_DEBUG_BLOB HB_DEBUG
#define HB_DEBUG_BLOB HB_DEBUG
+0
#endif
#if HB_DEBUG_BLOB
#include <stdio.h>
#include <errno.h>
#endif
hb_blob_t
_hb_blob_nil
=
{
HB_REFERENCE_COUNT_INVALID
,
/* ref_count */
...
...
@@ -181,10 +179,9 @@ hb_blob_lock (hb_blob_t *blob)
hb_mutex_lock
(
blob
->
lock
);
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
blob
->
lock_count
++
;
...
...
@@ -201,10 +198,9 @@ hb_blob_unlock (hb_blob_t *blob)
hb_mutex_lock
(
blob
->
lock
);
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
assert
(
blob
->
lock_count
>
0
);
blob
->
lock_count
--
;
...
...
@@ -246,35 +242,30 @@ _try_make_writable_inplace_unix_locked (hb_blob_t *blob)
#endif
if
((
uintptr_t
)
-
1L
==
pagesize
)
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: failed to get pagesize: %s
\n
"
,
blob
,
__FUNCTION__
,
strerror
(
errno
));
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: failed to get pagesize: %s
\n
"
,
blob
,
__FUNCTION__
,
strerror
(
errno
));
return
FALSE
;
}
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: pagesize is %u
\n
"
,
blob
,
__FUNCTION__
,
pagesize
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: pagesize is %u
\n
"
,
blob
,
__FUNCTION__
,
pagesize
);
mask
=
~
(
pagesize
-
1
);
addr
=
(
const
char
*
)
(((
uintptr_t
)
blob
->
data
)
&
mask
);
length
=
(
const
char
*
)
(((
uintptr_t
)
blob
->
data
+
blob
->
length
+
pagesize
-
1
)
&
mask
)
-
addr
;
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: calling mprotect on [%p..%p] (%d bytes)
\n
"
,
blob
,
__FUNCTION__
,
addr
,
addr
+
length
,
length
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: calling mprotect on [%p..%p] (%d bytes)
\n
"
,
blob
,
__FUNCTION__
,
addr
,
addr
+
length
,
length
);
if
(
-
1
==
mprotect
((
void
*
)
addr
,
length
,
PROT_READ
|
PROT_WRITE
))
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: %s
\n
"
,
blob
,
__FUNCTION__
,
strerror
(
errno
));
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: %s
\n
"
,
blob
,
__FUNCTION__
,
strerror
(
errno
));
return
FALSE
;
}
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: successfully made [%p..%p] (%d bytes) writable
\n
"
,
blob
,
__FUNCTION__
,
addr
,
addr
+
length
,
length
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: successfully made [%p..%p] (%d bytes) writable
\n
"
,
blob
,
__FUNCTION__
,
addr
,
addr
+
length
,
length
);
return
TRUE
;
#else
return
FALSE
;
...
...
@@ -284,19 +275,16 @@ _try_make_writable_inplace_unix_locked (hb_blob_t *blob)
static
void
_try_writable_inplace_locked
(
hb_blob_t
*
blob
)
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: making writable
\n
"
,
blob
,
__FUNCTION__
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: making writable
\n
"
,
blob
,
__FUNCTION__
);
if
(
_try_make_writable_inplace_unix_locked
(
blob
))
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: making writable -> succeeded
\n
"
,
blob
,
__FUNCTION__
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: making writable -> succeeded
\n
"
,
blob
,
__FUNCTION__
);
blob
->
mode
=
HB_MEMORY_MODE_WRITABLE
;
}
else
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: making writable -> FAILED
\n
"
,
blob
,
__FUNCTION__
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: making writable -> FAILED
\n
"
,
blob
,
__FUNCTION__
);
/* Failed to make writable inplace, mark that */
blob
->
mode
=
HB_MEMORY_MODE_READONLY
;
}
...
...
@@ -339,19 +327,17 @@ hb_blob_try_writable (hb_blob_t *blob)
{
char
*
new_data
;
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s (%d) -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
lock_count
,
blob
->
data
);
if
(
blob
->
lock_count
)
goto
done
;
new_data
=
malloc
(
blob
->
length
);
if
(
new_data
)
{
#if HB_DEBUG_BLOB
fprintf
(
stderr
,
"%p %s: dupped successfully -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
data
);
#endif
if
(
HB_DEBUG_BLOB
)
fprintf
(
stderr
,
"%p %s: dupped successfully -> %p
\n
"
,
blob
,
__FUNCTION__
,
blob
->
data
);
memcpy
(
new_data
,
blob
->
data
,
blob
->
length
);
_hb_blob_destroy_user_data
(
blob
);
blob
->
mode
=
HB_MEMORY_MODE_WRITABLE
;
...
...
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