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