Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10' r/724

git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1adf74a3706efbcb0ea4625da106fb2
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10

1 files changed, 39 insertions, 0 deletions

diff --git a/third_party/nix/src/libstore/machines.hh b/third_party/nix/src/libstore/machines.hh
new file mode 100644
index 000000000000..de92eb924e4a
--- /dev/null
+++ b/third_party/nix/src/libstore/machines.hh
@@ -0,0 +1,39 @@
+#pragma once
+
+#include "types.hh"
+
+namespace nix {
+
+struct Machine {
+
+    const string storeUri;
+    const std::vector<string> systemTypes;
+    const string sshKey;
+    const unsigned int maxJobs;
+    const unsigned int speedFactor;
+    const std::set<string> supportedFeatures;
+    const std::set<string> mandatoryFeatures;
+    const std::string sshPublicHostKey;
+    bool enabled = true;
+
+    bool allSupported(const std::set<string> & features) const;
+
+    bool mandatoryMet(const std::set<string> & features) const;
+
+    Machine(decltype(storeUri) storeUri,
+        decltype(systemTypes) systemTypes,
+        decltype(sshKey) sshKey,
+        decltype(maxJobs) maxJobs,
+        decltype(speedFactor) speedFactor,
+        decltype(supportedFeatures) supportedFeatures,
+        decltype(mandatoryFeatures) mandatoryFeatures,
+        decltype(sshPublicHostKey) sshPublicHostKey);
+};
+
+typedef std::vector<Machine> Machines;
+
+void parseMachines(const std::string & s, Machines & machines);
+
+Machines getMachines();
+
+}