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More extern "C" for FFI

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This allows us to catch the header and file getting out of sync, because
we are not doing overloading by mistake.
This commit is contained in:
John Ericson 2025-09-02 01:54:27 -04:00 • committed by Jörg Thalheim
parent 1935c19705
commit 7e4608a3f8
11 changed files with 48 additions and 0 deletions
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8
src/libexpr-c/nix_api_external.cc
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@ -14,6 +14,8 @@
#include <nlohmann/json.hpp>
extern "C" {
void nix_set_string_return(nix_string_return * str, const char * c)
{
str->str = c;
@ -40,6 +42,8 @@ nix_err nix_external_add_string_context(nix_c_context * context, nix_string_cont
NIXC_CATCH_ERRS
}
} // extern "C"
class NixCExternalValue : public nix::ExternalValueBase
{
NixCExternalValueDesc & desc;
@ -170,6 +174,8 @@ public:
virtual ~NixCExternalValue() override {};
};
extern "C" {
ExternalValue * nix_create_external_value(nix_c_context * context, NixCExternalValueDesc * desc, void * v)
{
if (context)
@ -198,3 +204,5 @@ void * nix_get_external_value_content(nix_c_context * context, ExternalValue * b
}
NIXC_CATCH_ERRS_NULL
}
} // extern "C"