Simplified distributed block storage with strong consistency, like in Ceph
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// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.0 or GNU GPL-2.0+ (see README.md for details)
#pragma once
#include <malloc.h>
#include <stdlib.h>
inline void* memalign_or_die(size_t alignment, size_t size)
{
void *buf = memalign(alignment, size);
if (!buf)
{
printf("Failed to allocate %lu bytes\n", size);
exit(1);
}
return buf;
}
inline void* malloc_or_die(size_t size)
{
void *buf = malloc(size);
if (!buf)
{
printf("Failed to allocate %lu bytes\n", size);
exit(1);
}
return buf;
}
inline void* realloc_or_die(void *ptr, size_t size)
{
void *buf = realloc(ptr, size);
if (!buf)
{
printf("Failed to allocate %lu bytes\n", size);
exit(1);
}
return buf;
}
inline void* calloc_or_die(size_t nmemb, size_t size)
{
void *buf = calloc(nmemb, size);
if (!buf)
{
printf("Failed to allocate %lu bytes\n", size * nmemb);
exit(1);
}
return buf;
}