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ruanhaishen
redis
Commits
4ab18a33
Commit
4ab18a33
authored
Oct 10, 2011
by
antirez
Browse files
Fix for bug #128 about the RENAME command.
parent
02a3e582
Changes
1
Hide whitespace changes
Inline
Side-by-side
src/db.c
View file @
4ab18a33
...
@@ -328,6 +328,7 @@ void shutdownCommand(redisClient *c) {
...
@@ -328,6 +328,7 @@ void shutdownCommand(redisClient *c) {
void
renameGenericCommand
(
redisClient
*
c
,
int
nx
)
{
void
renameGenericCommand
(
redisClient
*
c
,
int
nx
)
{
robj
*
o
;
robj
*
o
;
time_t
expire
;
/* To use the same key as src and dst is probably an error */
/* To use the same key as src and dst is probably an error */
if
(
sdscmp
(
c
->
argv
[
1
]
->
ptr
,
c
->
argv
[
2
]
->
ptr
)
==
0
)
{
if
(
sdscmp
(
c
->
argv
[
1
]
->
ptr
,
c
->
argv
[
2
]
->
ptr
)
==
0
)
{
...
@@ -339,16 +340,18 @@ void renameGenericCommand(redisClient *c, int nx) {
...
@@ -339,16 +340,18 @@ void renameGenericCommand(redisClient *c, int nx) {
return
;
return
;
incrRefCount
(
o
);
incrRefCount
(
o
);
expire
=
getExpire
(
c
->
db
,
c
->
argv
[
1
]);
if
(
lookupKeyWrite
(
c
->
db
,
c
->
argv
[
2
])
!=
NULL
)
{
if
(
lookupKeyWrite
(
c
->
db
,
c
->
argv
[
2
])
!=
NULL
)
{
if
(
nx
)
{
if
(
nx
)
{
decrRefCount
(
o
);
decrRefCount
(
o
);
addReply
(
c
,
shared
.
czero
);
addReply
(
c
,
shared
.
czero
);
return
;
return
;
}
}
dbOverwrite
(
c
->
db
,
c
->
argv
[
2
],
o
);
/* Overwrite: delete the old key before creating the new one with the same name. */
}
else
{
dbDelete
(
c
->
db
,
c
->
argv
[
2
]);
dbAdd
(
c
->
db
,
c
->
argv
[
2
],
o
);
}
}
dbAdd
(
c
->
db
,
c
->
argv
[
2
],
o
);
if
(
expire
!=
-
1
)
setExpire
(
c
->
db
,
c
->
argv
[
2
],
expire
);
dbDelete
(
c
->
db
,
c
->
argv
[
1
]);
dbDelete
(
c
->
db
,
c
->
argv
[
1
]);
signalModifiedKey
(
c
->
db
,
c
->
argv
[
1
]);
signalModifiedKey
(
c
->
db
,
c
->
argv
[
1
]);
signalModifiedKey
(
c
->
db
,
c
->
argv
[
2
]);
signalModifiedKey
(
c
->
db
,
c
->
argv
[
2
]);
...
...
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