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/** \file xmalloc.h -- Declarations for the fail-on-OOM string functions */
#ifndef XMALLOC_H
#define XMALLOC_H
#include "config.h"
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
/* xmalloc.c */
#if defined(HAVE_VOIDPOINTER) || defined(__cplusplus)
#define XMALLOCTYPE void
#else
#define XMALLOCTYPE char
#endif
/** Allocate \a n characters of memory, abort program on failure. */
XMALLOCTYPE *xmalloc(size_t n);
/** Reallocate \a n characters of memory, abort program on failure. */
XMALLOCTYPE *xrealloc(/*@null@*/ void *, size_t n);
/** Free memory at position \a p and set pointer \a p to NULL afterwards. */
#define xfree(p) { if (p) { free(p); } (p) = 0; }
/** Duplicate string \a src to a newly malloc()d memory region and return its
* pointer, abort program on failure. */
char *xstrdup(const char *src);
/** Duplicate at most the first \a n characters from \a src to a newly
* malloc()d memory region and NUL-terminate it, and return its pointer, abort
* program on failure. The memory size is the lesser of either the string
* length including NUL byte or n + 1. */
char *xstrndup(const char *src, size_t n);
#ifdef __cplusplus
}
#endif
#endif
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