1 files changed, 40 insertions, 0 deletions
diff --git a/src/shared/edit-util.h b/src/shared/edit-util.h
new file mode 100644
index 0000000..83b3df8
--- /dev/null
+++ b/src/shared/edit-util.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <stdbool.h>
+
+#define DROPIN_MARKER_START "### Anything between here and the comment below will become the contents of the drop-in file"
+#define DROPIN_MARKER_END "### Edits below this comment will be discarded"
+
+typedef struct EditFile EditFile;
+typedef struct EditFileContext EditFileContext;
+
+struct EditFile {
+        EditFileContext *context;
+        char *path;
+        char *original_path;
+        char **comment_paths;
+        char *temp;
+        unsigned line;
+};
+
+struct EditFileContext {
+        EditFile *files;
+        size_t n_files;
+        const char *marker_start;
+        const char *marker_end;
+        bool remove_parent;
+        bool overwrite_with_origin; /* whether to always overwrite target with original file */
+};
+
+void edit_file_context_done(EditFileContext *context);
+
+bool edit_files_contains(const EditFileContext *context, const char *path);
+
+int edit_files_add(
+                EditFileContext *context,
+                const char *path,
+                const char *original_path,
+                char * const *comment_paths);
+
+int do_edit_files_and_install(EditFileContext *context);