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Add new C API for working with derivations

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Also test the APIs we just added.
This commit is contained in:
John Ericson 2025-09-02 11:20:51 -04:00
parent 1a69fc6ab5
commit 9bc218ca3f
13 changed files with 270 additions and 47 deletions
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33
src/libstore-c/nix_api_store.cc
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@ -166,11 +166,44 @@ void nix_store_path_free(StorePath * sp)
delete sp;
}
void nix_derivation_free(nix_derivation * drv)
{
delete drv;
}
StorePath * nix_store_path_clone(const StorePath * p)
{
return new StorePath{p->path};
}
nix_derivation * nix_derivation_from_json(nix_c_context * context, Store * store, const char * json)
{
if (context)
context->last_err_code = NIX_OK;
try {
auto drv = nix::Derivation::fromJSON(*store->ptr, nlohmann::json::parse(json));
auto drvPath = nix::writeDerivation(*store->ptr, drv, nix::NoRepair, /* read only */ true);
drv.checkInvariants(*store->ptr, drvPath);
return new nix_derivation{drv};
}
NIXC_CATCH_ERRS_NULL
}
StorePath * nix_add_derivation(nix_c_context * context, Store * store, nix_derivation * derivation)
{
if (context)
context->last_err_code = NIX_OK;
try {
auto ret = nix::writeDerivation(*store->ptr, derivation->drv, nix::NoRepair);
return new StorePath{ret};
}
NIXC_CATCH_ERRS_NULL
}
nix_err nix_store_copy_closure(nix_c_context * context, Store * srcStore, Store * dstStore, StorePath * path)
{
if (context)