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allow to c api with older c versions
In the FFI world we have many tools that are not gcc/clang and therefore not always support the latest C standard. This fixes support with cffi i.e. used in https://github.com/tweag/python-nix
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1 changed files with 11 additions and 1 deletions
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@ -14,6 +14,16 @@
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#include "nix_api_util.h"
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#include <stddef.h>
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#ifndef __has_c_attribute
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# define __has_c_attribute(x) 0
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#endif
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#if __has_c_attribute(deprecated)
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# define NIX_DEPRECATED(msg) [[deprecated(msg)]]
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#else
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# define NIX_DEPRECATED(msg)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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@ -45,7 +55,7 @@ typedef struct EvalState EvalState; // nix::EvalState
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* @see nix_value_incref, nix_value_decref
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*/
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typedef struct nix_value nix_value;
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[[deprecated("use nix_value instead")]] typedef nix_value Value;
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NIX_DEPRECATED("use nix_value instead") typedef nix_value Value;
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// Function prototypes
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/**
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