ofborg: stub in foo-bar and foo_bar commands

default.nix

@@ -20,7 +20,30 @@ in {
         };
       };
     };
-  in stripDeps build;
+  in pkgs.runCommand "ofborg-rs-symlink-compat" {
+    src = stripDeps build;
+  } ''
+
+    set -x
+
+    mkdir -p $out/bin
+    for f in $(find $src -type f); do
+      bn=$(basename "$f")
+      ln -s "$f" "$out/bin/$bn"
+
+      # Rust 1.n? or Cargo  starting outputting bins with dashes
+      # instead of underscores ... breaking all the callers.
+      if echo "$bn" | grep -q "-"; then
+        ln -s "$f" "$out/bin/$(echo "$bn" | tr '-' '_')"
+      fi
+    done
+
+    test -e $out/bin/builder
+    test -e $out/bin/github_comment_filter
+    test -e $out/bin/github_comment_poster
+    test -e $out/bin/log_message_collector
+    test -e $out/bin/evaluation_filter
+  '';
 
   ircbot = stripDeps ((pkgs.callPackage ./nix/ircbot-carnix.nix {}).ircbot {});