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6a0f92577c
To reuse them outside of crtools code. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
39 lines
945 B
C
39 lines
945 B
C
#ifndef __CR_XMALLOC_H__
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#define __CR_XMALLOC_H__
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#include <stdlib.h>
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#include <string.h>
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#include "log.h"
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#define __xalloc(op, size, ...) \
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({ \
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void *___p = op( __VA_ARGS__ ); \
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if (!___p) \
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pr_err("%s: Can't allocate %li bytes\n", \
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__func__, (long)(size)); \
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___p; \
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})
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#define xstrdup(str) __xalloc(strdup, strlen(str) + 1, str)
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#define xmalloc(size) __xalloc(malloc, size, size)
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#define xzalloc(size) __xalloc(calloc, size, 1, size)
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#define xrealloc(p, size) __xalloc(realloc, size, p, size)
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#define xfree(p) do { if (p) free(p); } while (0)
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#define xrealloc_safe(pptr, size) \
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({ \
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int __ret = -1; \
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void *new = xrealloc(*pptr, size); \
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if (new) { \
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*pptr = new; \
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__ret = 0; \
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} \
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__ret; \
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})
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#define memzero_p(p) memset(p, 0, sizeof(*p))
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#define memzero(p, size) memset(p, 0, size)
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#endif /* __CR_XMALLOC_H__ */
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