[PATCH 14/16] Define __container_of only if not defined yet.

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Silence warnings.

Signed-off-by: Enrico Weigelt, metux IT consult <info@xxxxxxxxx>
---
 benchmarks/dri3-swap.c | 2 ++
 src/intel_list.h       | 3 +++
 test/present-speed.c   | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/benchmarks/dri3-swap.c b/benchmarks/dri3-swap.c
index 4dd423b3..fa8ec34e 100644
--- a/benchmarks/dri3-swap.c
+++ b/benchmarks/dri3-swap.c
@@ -110,8 +110,10 @@ list_move(struct list *list, struct list *head)
 	}
 }

+#ifndef __container_of
 #define __container_of(ptr, sample, member)				\
     (void *)((char *)(ptr) - ((char *)&(sample)->member - (char *)(sample)))
+#endif

 #define list_for_each_entry(pos, head, member)				\
     for (pos = __container_of((head)->next, pos, member);		\
diff --git a/src/intel_list.h b/src/intel_list.h
index c8a3187a..f0fe7af9 100644
--- a/src/intel_list.h
+++ b/src/intel_list.h
@@ -305,8 +305,11 @@ list_is_empty(const struct list *head)
 #define list_last_entry(ptr, type, member) \
     list_entry((ptr)->prev, type, member)

+#ifndef __container_of
 #define __container_of(ptr, sample, member)				\
     (void *)((char *)(ptr) - ((char *)&(sample)->member - (char *)(sample)))
+#endif
+
 /**
  * Loop through the list given by head and set pos to struct in the list.
  *
diff --git a/test/present-speed.c b/test/present-speed.c
index eccde931..7765aa94 100644
--- a/test/present-speed.c
+++ b/test/present-speed.c
@@ -108,8 +108,10 @@ list_move(struct list *list, struct list *head)
 	}
 }

+#ifndef __container_of
 #define __container_of(ptr, sample, member)				\
     (void *)((char *)(ptr) - ((char *)&(sample)->member - (char *)(sample)))
+#endif

 #define list_for_each_entry(pos, head, member)				\
     for (pos = __container_of((head)->next, pos, member);		\
--
2.39.5




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