mark-darcs-weak-hash: move to Nix

1 files changed, 26 insertions, 0 deletions

diff --git a/nix/package/mark-darcs-weak-hash.nix b/nix/package/mark-darcs-weak-hash.nix
new file mode 100644
index 0000000..7f644e1
--- /dev/null
+++ b/nix/package/mark-darcs-weak-hash.nix
@@ -0,0 +1,26 @@
+#──────────────────────────────────────────────────────────────────────────────┐
+# SPDX-FileCopyrightText: 2025 toastal <https://toast.al/contact/>             │
+# SPDX-License-Identifier: LGPL-2.1-or-later                                   │
+#──────────────────────────────────────────────────────────────────────────────┘
+{
+   lib,
+   writeDashBinScript,
+   darcs,
+   gawk,
+}:
+
+let
+   path = lib.makeBinPath [
+      darcs
+      gawk
+   ];
+in
+writeDashBinScript {
+   name = "mark-darcs-weak-hash";
+   text = /* sh */ ''
+      export PATH="${path}:$PATH"
+
+      darcs show repo \
+         | awk '/^[[:space:]]*Weak Hash:/ { sub(/^[[:space:]]*Weak Hash:[[:space:]]*/, "", $0); printf $0 }' > "$PWD/_darcs/weak_hash"
+   '';
+}