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Make IsoDirIters take also a ref on the dir they iterate.

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This commit is contained in:
Vreixo Formoso 2008-03-17 16:02:50 +01:00
parent 987fa4b323
commit 8b10d3107a
3 changed files with 11 additions and 0 deletions
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1
libisofs/find.c
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@ -203,6 +203,7 @@ int iso_dir_find_children(IsoDir* dir, IsoFindCondition *cond,
} }
update_next(data); update_next(data);
iso_node_ref((IsoNode*)dir);
*iter = it; *iter = it;
return ISO_SUCCESS; return ISO_SUCCESS;
} }

2
libisofs/node.c
View File

@ -772,6 +772,7 @@ int iso_dir_get_children(const IsoDir *dir, IsoDirIter **iter)
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
} }
iso_node_ref((IsoNode*)dir); /* tak a ref to the dir */
*iter = it; *iter = it;
return ISO_SUCCESS; return ISO_SUCCESS;
} }
@ -797,6 +798,7 @@ void iso_dir_iter_free(IsoDirIter *iter)
if (iter != NULL) { if (iter != NULL) {
iso_dir_iter_unregister(iter); iso_dir_iter_unregister(iter);
iter->class->free(iter); iter->class->free(iter);
iso_node_unref((IsoNode*)iter->dir);
free(iter); free(iter);
} }
} }

8
test/test_node.c
View File

@ -420,11 +420,13 @@ void test_iso_dir_get_children()
/* init dir with default values, not all field need to be initialized */ /* init dir with default values, not all field need to be initialized */
dir = malloc(sizeof(IsoDir)); dir = malloc(sizeof(IsoDir));
dir->node.refcount = 1;
dir->children = NULL; dir->children = NULL;
dir->nchildren = 0; dir->nchildren = 0;
result = iso_dir_get_children(dir, &iter); result = iso_dir_get_children(dir, &iter);
CU_ASSERT_EQUAL(result, 1); CU_ASSERT_EQUAL(result, 1);
CU_ASSERT_EQUAL(dir->node.refcount, 2);
/* item should have no items */ /* item should have no items */
result = iso_dir_iter_has_next(iter); result = iso_dir_iter_has_next(iter);
@ -524,6 +526,7 @@ void test_iso_dir_get_children()
CU_ASSERT_EQUAL(result, 0); CU_ASSERT_EQUAL(result, 0);
CU_ASSERT_PTR_NULL(node); CU_ASSERT_PTR_NULL(node);
iso_dir_iter_free(iter); iso_dir_iter_free(iter);
CU_ASSERT_EQUAL(dir->node.refcount, 1);
/* assert correct refcount */ /* assert correct refcount */
CU_ASSERT_EQUAL(node1->refcount, 1); CU_ASSERT_EQUAL(node1->refcount, 1);
@ -545,11 +548,13 @@ void test_iso_dir_iter_take()
/* init dir with default values, not all field need to be initialized */ /* init dir with default values, not all field need to be initialized */
dir = malloc(sizeof(IsoDir)); dir = malloc(sizeof(IsoDir));
dir->node.refcount = 1;
dir->children = NULL; dir->children = NULL;
dir->nchildren = 0; dir->nchildren = 0;
result = iso_dir_get_children(dir, &iter); result = iso_dir_get_children(dir, &iter);
CU_ASSERT_EQUAL(result, 1); CU_ASSERT_EQUAL(result, 1);
CU_ASSERT_EQUAL(dir->node.refcount, 2);
/* remove on empty dir! */ /* remove on empty dir! */
result = iso_dir_iter_take(iter); result = iso_dir_iter_take(iter);
@ -685,6 +690,7 @@ void test_iso_dir_iter_take()
CU_ASSERT_PTR_EQUAL(node3->next, node1); CU_ASSERT_PTR_EQUAL(node3->next, node1);
iso_dir_iter_free(iter); iso_dir_iter_free(iter);
CU_ASSERT_EQUAL(dir->node.refcount, 1);
/* assert correct refcount */ /* assert correct refcount */
CU_ASSERT_EQUAL(node1->refcount, 1); CU_ASSERT_EQUAL(node1->refcount, 1);
@ -706,6 +712,7 @@ void test_iso_dir_iter_remove()
/* init dir with default values, not all field need to be initialized */ /* init dir with default values, not all field need to be initialized */
dir = malloc(sizeof(IsoDir)); dir = malloc(sizeof(IsoDir));
dir->node.refcount = 1;
dir->children = NULL; dir->children = NULL;
dir->nchildren = 0; dir->nchildren = 0;
@ -866,6 +873,7 @@ void test_iso_dir_iter_when_external_take()
/* init dir with default values, not all field need to be initialized */ /* init dir with default values, not all field need to be initialized */
dir = malloc(sizeof(IsoDir)); dir = malloc(sizeof(IsoDir));
dir->node.refcount = 1;
dir->children = NULL; dir->children = NULL;
dir->nchildren = 0; dir->nchildren = 0;