Migrate packages

pkgs/lntocp/default.nix

@@ -0,0 +1,61 @@
+{
+  writeShellApplication,
+}:
+
+writeShellApplication {
+  name = "lntocp";
+
+  runtimeInputs = [ ];
+
+  text = ''
+    #!/bin/bash
+    # This script accepts any number of files or directories as input.
+    # If the input is a symbolic link, it deletes the symlink and copies
+    # the original file or folder (where the symlink points to) to the location
+    # where the symlink was. Non-symlink files or directories are ignored.
+
+    # Function to copy original file/folder in place of the symlink
+    process_symlink() {
+        symlink="$1"
+
+        # Resolve the target (the file or directory the symlink points to)
+        target=$(readlink "$symlink")
+
+        # Check if the target is absolute or relative
+        if [[ ! "$target" =~ ^/ ]]; then
+            # If the target is relative, compute the full path
+            target="$(dirname "$symlink")/$target"
+        fi
+
+        # Check if the target exists
+        if [ -e "$target" ]; then
+            echo "Processing symlink: $symlink -> $target"
+
+            # Remove the symlink
+            rm "$symlink"
+
+            # Copy the original target to the symlink location
+            if [ -d "$target" ]; then
+                # If it's a directory, use 'cp -r'
+                cp -r "$target" "$symlink"
+            else
+                # Otherwise, it's a file, use 'cp'
+                cp "$target" "$symlink"
+            fi
+            echo "Copied $target to $symlink"
+        else
+            echo "Target $target does not exist!"
+        fi
+    }
+
+    # Loop through all arguments (files and directories passed to the script)
+    for item in "$@"; do
+        if [ -L "$item" ]; then
+            # If the item is a symlink, process it
+            process_symlink "$item"
+        else
+            echo "$item is not a symlink. Skipping."
+        fi
+    done
+  '';
+}