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52 lines
988 B
52 lines
988 B
3 months ago
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/*
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* UCW Library -- Memory Allocation
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*
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* (c) 2000 Martin Mares <mj@ucw.cz>
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*
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* This software may be freely distributed and used according to the terms
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* of the GNU Lesser General Public License.
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*/
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#include <ucw/lib.h>
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#include <stdlib.h>
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#include <string.h>
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void *
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xmalloc(size_t size)
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{
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void *x = malloc(size);
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if (!x)
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die("Cannot allocate %zu bytes of memory", size);
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return x;
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}
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void *
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xmalloc_zero(size_t size)
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{
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void *x = xmalloc(size);
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bzero(x, size);
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return x;
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}
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void
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xfree(void *ptr)
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{
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/*
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* Maybe it is a little waste of resources to make this a function instead
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* of a macro, but xmalloc() is not used for anything critical anyway,
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* so let's prefer simplicity.
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*/
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free(ptr);
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}
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void *
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xrealloc(void *old, size_t size)
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{
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/* We assume that realloc(NULL, x) works like malloc(x), which is true with the glibc. */
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void *x = realloc(old, size);
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if (!x && size)
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die("Cannot reallocate %zu bytes of memory", size);
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return x;
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}
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