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simplified list declaration

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This commit is contained in:
Maxim Devaev
2024-03-30 13:07:20 +02:00
parent 70fa6548fe
commit 37f3f093dc
3 changed files with 14 additions and 12 deletions
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14
src/libs/list.h
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@@ -25,9 +25,9 @@
#include <assert.h>
#define US_LIST_STRUCT(...) \
__VA_ARGS__ *prev; \
__VA_ARGS__ *next;
#define US_LIST_DECLARE \
void *prev; \
void *next;
#define US_LIST_ITERATE(x_first, x_item, ...) { \
for (__typeof__(x_first) x_item = x_first; x_item;) { \
@@ -42,7 +42,7 @@
x_first = x_item; \
} else { \
__typeof__(x_first) m_last = x_first; \
for (; m_last->next; m_last = m_last->next); \
for (; m_last->next != NULL; m_last = m_last->next); \
x_item->prev = m_last; \
m_last->next = x_item; \
} \
@@ -57,10 +57,12 @@
if (x_item->prev == NULL) { \
x_first = x_item->next; \
} else { \
x_item->prev->next = x_item->next; \
__typeof__(x_first) m_prev = x_item->prev; \
m_prev->next = x_item->next; \
} \
if (x_item->next != NULL) { \
x_item->next->prev = x_item->prev; \
__typeof__(x_first) m_next = x_item->next; \
m_next->prev = x_item->prev; \
} \
}