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argo
excit
Commits
b5bea40e
Commit
b5bea40e
authored
Jan 03, 2019
by
Nicolas Denoyelle
Browse files
add offset argument to initialization to allow iterating on subtrees
parent
a97d5c7c
Changes
2
Hide whitespace changes
Inline
Side-by-side
src/excit.h
View file @
b5bea40e
...
...
@@ -408,6 +408,6 @@ enum tleaf_it_policy_e {
* "arity": For each level, the number of children attached to a node. Leaves have no children, hence last level arity must be 0.
* "iter_policy": A policy for iteration on leaves.
*/
int
excit_tleaf_init
(
excit_t
it
,
const
ssize_t
depth
,
const
ssize_t
*
arity
,
const
enum
tleaf_it_policy_e
iter_policy
);
int
excit_tleaf_init
(
excit_t
it
,
const
ssize_t
depth
,
const
ssize_t
*
arity
,
const
enum
tleaf_it_policy_e
iter_policy
,
const
ssize_t
offset
);
#endif
src/tleaf.c
View file @
b5bea40e
...
...
@@ -54,9 +54,10 @@ void tleaf_it_free(excit_t it)
}
int
excit_tleaf_init
(
excit_t
it
,
const
ssize_t
depth
,
const
ssize_t
*
arities
,
const
enum
tleaf_it_policy_e
policy
)
const
ssize_t
depth
,
const
ssize_t
*
arities
,
const
enum
tleaf_it_policy_e
policy
,
const
ssize_t
offset
)
{
tleaf_it
data_it
;
EXCIT_DATA
(
it
,
data_it
);
...
...
@@ -69,6 +70,7 @@ int excit_tleaf_init(excit_t it,
ssize_t
i
;
data_it
->
leaves
=
1
;
data_it
->
depth
=
depth
;
data_it
->
offset
=
offset
;
for
(
i
=
0
;
i
<
depth
-
1
;
i
++
){
data_it
->
arity
[
i
]
=
arities
[
i
];
data_it
->
leaves
*=
arities
[
i
];
...
...
@@ -108,10 +110,9 @@ int tleaf_it_copy(excit_t dst_it, const excit_t src_it)
if
(
dst
==
NULL
||
src
==
NULL
)
return
EXCIT_EINVAL
;
//actual copy
err
=
excit_tleaf_init
(
dst_it
,
src
->
depth
,
src
->
arity
,
src
->
policy
);
err
=
excit_tleaf_init
(
dst_it
,
src
->
depth
,
src
->
arity
,
src
->
policy
,
src
->
offset
);
if
(
err
!=
EXCIT_SUCCESS
)
return
err
;
dst
->
cur
=
src
->
cur
;
dst
->
offset
=
src
->
offset
;
return
EXCIT_SUCCESS
;
}
...
...
@@ -244,13 +245,12 @@ int tleaf_it_split(const excit_t it, ssize_t n, excit_t *results){
int
err
;
for
(
i
=
0
;
i
<
n
;
i
++
){
results
[
i
]
=
excit_alloc_user
(
&
excit_tleaf_func_table
,
sizeof
(
*
data_it
));
excit_tleaf_init
(
results
[
i
],
depth
,
arities
,
policy
);
err
=
excit_get_data
(
results
[
i
],
(
void
**
)(
&
data_it
));
if
(
err
!=
EXCIT_SUCCESS
||
data_it
==
NULL
)
{
while
(
i
--
){
excit_free
(
results
[
i
]);
}
return
err
;
}
data_it
->
offset
=
data_it
->
leaves
*
i
;
excit_tleaf_init
(
results
[
i
],
depth
,
arities
,
policy
,
data_it
->
leaves
*
i
+
data_it
->
offset
)
;
}
free
(
arities
);
...
...
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