#include // for memcpy #include "utilmem.h" #include "utillog.h" #ifndef util_memerr # if defined(_WIN64) || defined(__MINGW32__) # define util_memerr(size) { loggerf("ooops, not enough memory (%I64u)", ((unsigned long long)(size))); abort(); } # else # define util_memerr(size) { loggerf("ooops, not enough memory (%llu)", ((unsigned long long)(size))); abort(); } # endif #endif void * util_malloc (size_t size) { void *m; if ((m = malloc(size)) == NULL) util_memerr(size); return m; } void * util_calloc (size_t num, size_t size) { void *m; if ((m = calloc(num, size)) == NULL) util_memerr(size); return m; } void * util_realloc (void *m, size_t size) { if ((m = realloc(m, size)) == NULL) util_memerr(size); return m; } /* common array resizer data -- the beginning of array unit -- sizeof array element size -- current array size extra -- requested extra size space -- pointer to available space allocated -- flag indicating if *data has been allocated (with malloc) */ void util_resize (void **data, size_t unit, size_t size, size_t extra, size_t *space, int allocated) { if (*space == 0) *space = 4; // better keep *space non-zero to avoid it do { *space <<= 1; } while (size + extra > *space); if (allocated) { *data = util_realloc(*data, *space * unit); } else { void *newdata = util_malloc(*space * unit); if (*data != NULL) memcpy(newdata, *data, size * unit); *data = newdata; } }