67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/* See LICENSE file for copyright and license details. */
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#ifndef JDWM_MEM_H
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#define JDWM_MEM_H
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#include "config.h"
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#define ssizeof(foo) (ssize_t)sizeof(foo)
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#define countof(foo) (ssizeof(foo) / ssizeof(foo[0]))
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#define p_new(type, count) ((type *)xmalloc(sizeof(type) * (count)))
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#define p_clear(p, count) ((void)memset((p), 0, sizeof(*(p)) * (count)))
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#define p_realloc(pp, count) xrealloc((void*)(pp) sizeof(**(pp) * (count)))
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#ifdef __GNUC__
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#define p_delete(mem_pp) \
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do { \
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typeof(**(mem_pp)) **__ptr = (mem_pp); \
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free(*__ptr); \
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*__ptr = NULL; \
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} while(0)
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#else
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#define p_delete(mem_p) \
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do { \
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void *__ptr = (mem_p); \
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free(*__ptr); \
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*(void **)__ptr = NULL; \
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} while (0)
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#endif
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static inline void * __attribute__ ((malloc)) xmalloc(ssize_t size)
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{
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void *ptr;
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if(size <= 0)
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return NULL;
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ptr = calloc(1, size);
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if(!ptr)
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abort();
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return ptr;
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}
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static inline void
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xrealloc(void **ptr, ssize_t newsize)
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{
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if(newsize <= 0)
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p_delete(ptr);
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else
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{
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*ptr = realloc(*ptr, newsize);
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if(!*ptr)
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abort();
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}
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}
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void eprint(const char *, ...) __attribute__ ((noreturn)) __attribute__ ((format(printf, 1, 2)));
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void spawn(Display *, awesome_config *, const char *);
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#endif
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