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File: altrep.hpp
#pragma once #include "Rversion.h" #if defined(R_VERSION) && R_VERSION >= R_Version(3, 5, 0) #define HAS_ALTREP #endif #ifndef HAS_ALTREP #define ALTREP(x) false #define REAL_ELT(x, i) REAL(x)[i] #define INTEGER_ELT(x, i) INTEGER(x)[i] #define LOGICAL_ELT(x, i) LOGICAL(x)[i] #define RAW_ELT(x, i) RAW(x)[i] #define SET_REAL_ELT(x, i, val) REAL(x)[i] = val #define SET_INTEGER_ELT(x, i, val) INTEGER(x)[i] = val #define SET_LOGICAL_ELT(x, i, val) LOGICAL(x)[i] = val #define SET_RAW_ELT(x, i, val) RAW(x)[i] = val #define REAL_GET_REGION(...) \ do { \ } while (false) #define INTEGER_GET_REGION(...) \ do { \ } while (false) #endif #if !defined HAS_ALTREP || (defined(R_VERSION) && R_VERSION < R_Version(3, 6, 0)) #define LOGICAL_GET_REGION(...) \ do { \ } while (false) #define RAW_GET_REGION(...) \ do { \ } while (false) #endif