// 30 may 2019 // requires: alloc_header.h #ifndef sharedbitsPrefix #error you must define sharedbitsPrefix before including this #endif #define sharedbitsPrefixMakeName(x, y) x ## y #define sharedbitsPrefixName(Name) sharedbitsPrefixMakeName(sharedbitsPrefix, Name) extern void sharedbitsPrefixName(InternalError)(const char *fmt, ...); void *sharedbitsPrefixName(Alloc)(size_t n, const char *what) { void *p; p = malloc(n); if (p == NULL) sharedbitsPrefixName(InternalError)("memory exhausted allocating %s", what); memset(p, 0, n); return p; } void *sharedbitsPrefixName(Realloc)(void *p, size_t nOld, size_t nNew, const char *what) { p = realloc(p, nNew); if (p == NULL) sharedbitsPrefixName(InternalError)("memory exhausted reallocating %s", what); if (nNew > nOld) memset(((uint8_t *) p) + nOld, 0, nNew - nOld); return p; } void sharedbitsPrefixName(Free)(void *p) { free(p); } #undef sharedbitsPrefixName #undef sharedbitsPrefixMakeName