CE edit status line

ce/edit.c

@@ -77,9 +77,10 @@ static void update_vert_scroll (size_t screen_rows) {
     editor.row_offset = editor.cursor.line - (screen_rows - 1) + 1;
 }
 
-void edit_start (const char* text) {
+void edit_start (const char* file_path, const char* text) {
   prepare_lines (text);
   struct arena temp_arena;
+  memset (&temp_arena, 0, sizeof (temp_arena));
   size_t cols, rows;
 
   terminal_dimensions (&cols, &rows);
@@ -145,6 +146,15 @@ void edit_start (const char* text) {
       current_idx++;
     }
 
+    w = snprintf (bbptr, bb_remaining, ANSIQ_DYN_CUR_SET ANSIQ_SCR_CLR_LINE, (int)rows, 1);
+    bbptr += w;
+    bb_remaining -= w;
+
+    w = snprintf (bbptr, bb_remaining, "Editing %s; line %zu col %zu", file_path,
+                  editor.cursor.line, editor.cursor.col);
+    bbptr += w;
+    bb_remaining -= w;
+
     w = snprintf (bbptr, bb_remaining, ANSIQ_DYN_CUR_SET ANSIQ_CUR_VISIBLE,
                   (int)(editor.cursor.line - editor.row_offset) + 1,
                   (int)(editor.cursor.col - editor.col_offset) + 1);

ce/edit.h

@@ -1,6 +1,6 @@
 #ifndef _EDIT_H
 #define _EDIT_H
 
-void edit_start (const char* text);
+void edit_start (const char* path, const char* text);
 
 #endif // _EDIT_H

ce/interp.c

@@ -235,7 +235,7 @@ static void edit (struct context* context, const char* path_string) {
     return;
   }
 
-  edit_start (str);
+  edit_start (path_string, str);
 
   volume_close ();
 }