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r18521: implement volkers suggestion for avoiding the type punning warnings

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Andrew Tridgell 2006-09-14 12:18:44 +00:00 committed by Gerald (Jerry) Carter
parent 7a2afc3e0c
commit 9b9f058edb
2 changed files with 4 additions and 3 deletions
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3
source/lib/talloc/talloc.c
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@ -741,8 +741,9 @@ void *_talloc_steal(const void *new_ctx, const void *ptr)
a wrapper around talloc_steal() for situations where you are moving a pointer
between two structures, and want the old pointer to be set to NULL
*/
void *_talloc_move(const void *new_ctx, const void **pptr)
void *_talloc_move(const void *new_ctx, const void *_pptr)
{
const void **pptr = (const void **)_pptr;
void *ret = _talloc_steal(new_ctx, *pptr);
(*pptr) = NULL;
return ret;

4
source/lib/talloc/talloc.h
View File

@ -73,7 +73,7 @@ typedef void TALLOC_CTX;
#endif
#define talloc_reference(ctx, ptr) (_TALLOC_TYPEOF(ptr))_talloc_reference((ctx),(ptr))
#define talloc_move(ctx, ptr) (_TALLOC_TYPEOF(*(ptr)))_talloc_move((ctx),(const void **)(ptr))
#define talloc_move(ctx, ptr) (_TALLOC_TYPEOF(*(ptr)))_talloc_move((ctx),(void *)(ptr))
/* useful macros for creating type checked pointers */
#define talloc(ctx, type) (type *)talloc_named_const(ctx, sizeof(type), #type)
@ -128,7 +128,7 @@ int talloc_free(void *ptr);
void talloc_free_children(void *ptr);
void *_talloc_realloc(const void *context, void *ptr, size_t size, const char *name);
void *_talloc_steal(const void *new_ctx, const void *ptr);
void *_talloc_move(const void *new_ctx, const void **pptr);
void *_talloc_move(const void *new_ctx, const void *pptr);
size_t talloc_total_size(const void *ptr);
size_t talloc_total_blocks(const void *ptr);
void talloc_report_depth_cb(const void *ptr, int depth, int max_depth,