From 669d1d8714b258ffd19f1610028374233a143f4b Mon Sep 17 00:00:00 2001
From: Paul Cristian Sarbu <paul.cristian.sarbu@huawei.com>
Date: Fri, 8 Sep 2023 18:15:01 +0200
Subject: just-mr: Implement 'absent' roots

...via an 'absent' pragma in repository descriptions.

For 'git'-type repositories, first interrogates a 'just serve'
remote, if given, before reverting to fetching from the network.
---
 src/other_tools/root_maps/fpath_git_map.hpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/other_tools/root_maps/fpath_git_map.hpp')

diff --git a/src/other_tools/root_maps/fpath_git_map.hpp b/src/other_tools/root_maps/fpath_git_map.hpp
index 39cae653..6063aa8d 100644
--- a/src/other_tools/root_maps/fpath_git_map.hpp
+++ b/src/other_tools/root_maps/fpath_git_map.hpp
@@ -26,10 +26,14 @@ struct FpathInfo {
     std::filesystem::path fpath{}; /* key */
     // create root based on "special" pragma value
     std::optional<PragmaSpecial> pragma_special{std::nullopt}; /* key */
+    // create an absent root
+    bool absent{}; /* key */
 
     [[nodiscard]] auto operator==(const FpathInfo& other) const noexcept
         -> bool {
-        return fpath == other.fpath and pragma_special == other.pragma_special;
+        return fpath == other.fpath and
+               pragma_special == other.pragma_special and
+               absent == other.absent;
     }
 };
 
@@ -51,6 +55,7 @@ struct hash<FpathInfo> {
         size_t seed{};
         hash_combine<std::filesystem::path>(&seed, ct.fpath);
         hash_combine<std::optional<PragmaSpecial>>(&seed, ct.pragma_special);
+        hash_combine<bool>(&seed, ct.absent);
         return seed;
     }
 };
-- 
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