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ruanhaishen
redis
Commits
6a8e35ad
Commit
6a8e35ad
authored
May 31, 2010
by
Pieter Noordhuis
Browse files
ziplistDelete no longer needs a direction now ziplistPrev is fixed
parent
8632fb30
Changes
2
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Inline
Side-by-side
ziplist.c
View file @
6a8e35ad
...
...
@@ -482,7 +482,7 @@ unsigned char *ziplistInsert(unsigned char *zl, unsigned char *p, char *s, unsig
/* Delete a single entry from the ziplist, pointed to by *p.
* Also update *p in place, to be able to iterate over the
* ziplist, while deleting entries. */
unsigned
char
*
ziplistDelete
(
unsigned
char
*
zl
,
unsigned
char
**
p
,
int
direction
)
{
unsigned
char
*
ziplistDelete
(
unsigned
char
*
zl
,
unsigned
char
**
p
)
{
unsigned
int
offset
=
*
p
-
zl
;
zl
=
__ziplistDelete
(
zl
,
*
p
,
1
);
...
...
@@ -490,11 +490,7 @@ unsigned char *ziplistDelete(unsigned char *zl, unsigned char **p, int direction
* do a realloc which might result in a different "zl"-pointer.
* When the delete direction is back to front, we might delete the last
* entry and end up with "p" pointing to ZIP_END, so check this. */
if
(
*
(
zl
+
offset
)
==
ZIP_END
&&
direction
==
ZIPLIST_HEAD
)
{
*
p
=
ZIPLIST_ENTRY_TAIL
(
zl
);
}
else
{
*
p
=
zl
+
offset
;
}
*
p
=
zl
+
offset
;
return
zl
;
}
...
...
ziplist.h
View file @
6a8e35ad
...
...
@@ -9,7 +9,7 @@ unsigned char *ziplistNext(unsigned char *zl, unsigned char *p);
unsigned
char
*
ziplistPrev
(
unsigned
char
*
zl
,
unsigned
char
*
p
);
unsigned
int
ziplistGet
(
unsigned
char
*
p
,
char
**
sstr
,
unsigned
int
*
slen
,
long
long
*
sval
);
unsigned
char
*
ziplistInsert
(
unsigned
char
*
zl
,
unsigned
char
*
p
,
char
*
s
,
unsigned
int
slen
);
unsigned
char
*
ziplistDelete
(
unsigned
char
*
zl
,
unsigned
char
**
p
,
int
direction
);
unsigned
char
*
ziplistDelete
(
unsigned
char
*
zl
,
unsigned
char
**
p
);
unsigned
char
*
ziplistDeleteRange
(
unsigned
char
*
zl
,
unsigned
int
index
,
unsigned
int
num
);
unsigned
int
ziplistCompare
(
unsigned
char
*
p
,
char
*
entry
,
unsigned
int
elen
);
unsigned
int
ziplistLen
(
unsigned
char
*
zl
);
...
...
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