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C API: Value -> nix_value

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This commit is contained in:
Robert Hensing 2024-06-13 18:18:36 +02:00
parent afdd12be5e
commit 0b56c98b1c
5 changed files with 29 additions and 5 deletions
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11
src/libexpr-c/nix_api_value.cc
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@ -64,6 +64,11 @@ static nix::Value & check_value_out(Value * value)
return v;
}
static inline nix_value * as_nix_value_ptr(nix::Value * v)
{
return reinterpret_cast<nix_value *>(v);
}
/**
* Helper function to convert calls from nix into C API.
*
@ -159,7 +164,7 @@ Value * nix_alloc_value(nix_c_context * context, EvalState * state)
if (context)
context->last_err_code = NIX_OK;
try {
Value * res = state->state.allocValue();
nix_value * res = as_nix_value_ptr(state->state.allocValue());
nix_gc_incref(nullptr, res);
return res;
}
@ -345,7 +350,7 @@ Value * nix_get_attr_byname(nix_c_context * context, const Value * value, EvalSt
if (attr) {
nix_gc_incref(nullptr, attr->value);
state->state.forceValue(*attr->value, nix::noPos);
return attr->value;
return as_nix_value_ptr(attr->value);
}
nix_set_err_msg(context, NIX_ERR_KEY, "missing attribute");
return nullptr;
@ -380,7 +385,7 @@ nix_get_attr_byidx(nix_c_context * context, const Value * value, EvalState * sta
*name = ((const std::string &) (state->state.symbols[a.name])).c_str();
nix_gc_incref(nullptr, a.value);
state->state.forceValue(*a.value, nix::noPos);
return a.value;
return as_nix_value_ptr(a.value);
}
NIXC_CATCH_ERRS_NULL
}