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introduces netbsd's reallocarr overriding.

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and couple of tests.
This commit is contained in:
David Carlier 2021-12-01 22:43:13 +00:00
parent 15220c6843
commit d6a56dd99d
5 changed files with 24 additions and 1 deletions
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1
src/alloc-override.c
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@ -183,6 +183,7 @@ size_t malloc_usable_size(const void *p) MI_FORWARD1(mi_usable_size,p);
void* valloc(size_t size) { return mi_valloc(size); }
void* pvalloc(size_t size) { return mi_pvalloc(size); }
void* reallocarray(void* p, size_t count, size_t size) { return mi_reallocarray(p, count, size); }
int reallocarr(void* p, size_t count, size_t size) { return mi_reallocarr(&p, count, size); }
void* memalign(size_t alignment, size_t size) { return mi_memalign(alignment, size); }
int posix_memalign(void** p, size_t alignment, size_t size) { return mi_posix_memalign(p, alignment, size); }
void* _aligned_malloc(size_t alignment, size_t size) { return mi_aligned_alloc(alignment, size); }

14
src/alloc-posix.c
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@ -90,6 +90,20 @@ void* mi_reallocarray( void* p, size_t count, size_t size ) mi_attr_noexcept {
return newp;
}
int mi_reallocarr( void* p, size_t count, size_t size ) mi_attr_noexcept { // NetBSD
void** op = (void** )p;
int serrno = errno;
void* newp = mi_reallocn(p,count,size);
if (mi_unlikely(newp == NULL)) {
errno = ENOMEM;
return errno;
} else {
*op = newp;
errno = serrno;
return 0;
}
}
void* mi__expand(void* p, size_t newsize) mi_attr_noexcept { // Microsoft
void* res = mi_expand(p, newsize);
if (res == NULL) errno = ENOMEM;