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wutmalloc: make sure to set errno properly on error

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Maschell 2024-03-16 19:29:49 +01:00 committed by fincs
parent 32426509d0
commit 31943d2ecd
1 changed files with 15 additions and 3 deletions
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18
libraries/wutmalloc/wut_malloc.c
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@ -66,7 +66,11 @@ _calloc_r(struct _reent *r, size_t num, size_t size)
void *
_memalign_r(struct _reent *r, size_t align, size_t size)
{
return MEMAllocFromDefaultHeapEx((size + align - 1) & ~(align - 1), align);
void *ptr = MEMAllocFromDefaultHeapEx((size + align - 1) & ~(align - 1), align);
if (!ptr) {
r->_errno = ENOMEM;
}
return ptr;
}
struct mallinfo _mallinfo_r(struct _reent *r)
@ -95,13 +99,21 @@ _malloc_usable_size_r(struct _reent *r, void *ptr)
void *
_valloc_r(struct _reent *r, size_t size)
{
return MEMAllocFromDefaultHeapEx(size, OS_PAGE_SIZE);
void *ptr = MEMAllocFromDefaultHeapEx(size, OS_PAGE_SIZE);
if (!ptr) {
r->_errno = ENOMEM;
}
return ptr;
}
void *
_pvalloc_r(struct _reent *r, size_t size)
{
return MEMAllocFromDefaultHeapEx((size + (OS_PAGE_SIZE - 1)) & ~(OS_PAGE_SIZE - 1), OS_PAGE_SIZE);
void *ptr = MEMAllocFromDefaultHeapEx((size + (OS_PAGE_SIZE - 1)) & ~(OS_PAGE_SIZE - 1), OS_PAGE_SIZE);
if (!ptr) {
r->_errno = ENOMEM;
}
return ptr;
}
int