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malloc: Improve malloc initialization

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Move malloc initialization to __libc_early_init.  Use a hidden __ptmalloc_init
for initialization and a weak call to avoid pulling in the system malloc in a
static binary.  All previous initialization checks can now be removed.

Reviewed-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Wilco Dijkstra
2025-05-01 19:58:38 +00:00
parent f451a02a8c
commit 25d37948c9
5 changed files with 15 additions and 61 deletions
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malloc/malloc-internal.h
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@@ -40,4 +40,7 @@ void __malloc_arena_thread_freeres (void) attribute_hidden;
/* Activate a standard set of debugging hooks. */
void __malloc_check_init (void) attribute_hidden;
/* Initialize malloc. */
void __ptmalloc_init (void) attribute_hidden;
#endif /* _MALLOC_INTERNAL_H */