4 files changed, 19 insertions, 0 deletions
diff --git a/src/dged/buffer.c b/src/dged/buffer.c
index 201a75e..f2e7eb9 100644
--- a/src/dged/buffer.c
+++ b/src/dged/buffer.c
@@ -522,6 +522,9 @@ void buffer_read_from_file(struct buffer *b) {
 
 struct buffer buffer_from_file(char *filename) {
   char *full_filename = realpath(filename, NULL);
+  if (full_filename == NULL) {
+    full_filename = strdup(filename);
+  }
   struct buffer b = create_internal(basename((char *)filename), full_filename);
   buffer_read_from_file(&b);
 
diff --git a/src/dged/buffers.c b/src/dged/buffers.c
index 265a248..99dad9a 100644
--- a/src/dged/buffers.c
+++ b/src/dged/buffers.c
@@ -61,4 +61,5 @@ void buffers_destroy(struct buffers *buffers) {
   VEC_FOR_EACH(&buffers->buffers, struct buffer * b) { buffer_destroy(b); }
 
   VEC_DESTROY(&buffers->buffers);
+  VEC_DESTROY(&buffers->add_hooks);
 }
diff --git a/src/dged/window.c b/src/dged/window.c
index efdcd29..33659a7 100644
--- a/src/dged/window.c
+++ b/src/dged/window.c
@@ -202,6 +202,20 @@ void windows_set_active(struct window *window) {
   }
 }
 
+struct window *window_find_by_buffer(struct buffer *b) {
+  struct window_node *n = BINTREE_ROOT(&g_windows.windows);
+  BINTREE_FIRST(n);
+  while (n != NULL) {
+    struct window *w = &BINTREE_VALUE(n);
+    if (window_buffer(w) == b) {
+      return w;
+    }
+    BINTREE_NEXT(n);
+  }
+
+  return NULL;
+}
+
 struct window *windows_get_active() {
   return &BINTREE_VALUE(g_windows.active);
 }
diff --git a/src/dged/window.h b/src/dged/window.h
index b3284e9..be9b952 100644
--- a/src/dged/window.h
+++ b/src/dged/window.h
@@ -27,6 +27,7 @@ void windows_set_active(struct window *window);
 struct window *windows_focus(uint32_t id);
 struct window *windows_get_active();
 struct window *windows_focus_next();
+struct window *window_find_by_buffer(struct buffer *b);
 
 void window_set_buffer(struct window *window, struct buffer *buffer);
 struct buffer *window_buffer(struct window *window);