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slist: Clean up the slist.h header file

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Fix indentation, align backslashes, surround multiline macros with
do { } while (0) and remove the unused ISCSI_LIST_LENGTH() macro.
This commit is contained in:
Bart Van Assche
2021-08-25 20:38:57 -07:00
parent 6b93325b39
commit 3f9735b3a4
1 changed files with 32 additions and 39 deletions
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71
include/slist.h
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@@ -18,46 +18,39 @@
#ifndef __iscsi_slist_h__
#define __iscsi_slist_h__
#define ISCSI_LIST_ADD(list, item) \
do { \
(item)->next = (*list); \
(*list) = (item); \
} while (0);
#define ISCSI_LIST_ADD(list, item) \
do { \
(item)->next = (*list); \
(*list) = (item); \
} while (0)
#define ISCSI_LIST_ADD_END(list, item) \
if ((*list) == NULL) { \
ISCSI_LIST_ADD((list), (item)); \
} else { \
typeof(*list) head = (*list); \
while ((*list)->next) \
(*list) = (*list)->next; \
(*list)->next = (item); \
(item)->next = NULL; \
(*list) = head; \
}
#define ISCSI_LIST_ADD_END(list, item) \
do { \
if ((*list) == NULL) { \
ISCSI_LIST_ADD((list), (item)); \
} else { \
typeof(*list) head = (*list); \
while ((*list)->next) \
(*list) = (*list)->next; \
(*list)->next = (item); \
(item)->next = NULL; \
(*list) = head; \
} \
} while (0)
#define ISCSI_LIST_REMOVE(list, item) \
if ((*list) == (item)) { \
(*list) = (item)->next; \
} else { \
typeof(*list) head = (*list); \
while ((*list)->next && (*list)->next != (item)) \
(*list) = (*list)->next; \
if ((*list)->next != NULL) { \
(*list)->next = (*list)->next->next; \
} \
(*list) = head; \
}
#define ISCSI_LIST_LENGTH(list,length) \
do { \
(length) = 0; \
typeof(*list) head = (*list); \
while ((*list)) { \
(*list) = (*list)->next; \
(length)++; \
} \
(*list) = head; \
} while (0);
#define ISCSI_LIST_REMOVE(list, item) \
do { \
if ((*list) == (item)) { \
(*list) = (item)->next; \
} else { \
typeof(*list) head = (*list); \
while ((*list)->next && (*list)->next != (item)) \
(*list) = (*list)->next; \
if ((*list)->next != NULL) { \
(*list)->next = (*list)->next->next; \
} \
(*list) = head; \
} \
} while (0)
#endif /* __iscsi_slist_h__ */