updated for version 7.3.449
Problem: Crash when a BufWinLeave autocommand closes the only other window.
(Daniel Hunt)
Solution: Abort closing a buffer when it becomes the only one.
diff --git a/src/proto/buffer.pro b/src/proto/buffer.pro
index df9c0b4..2395712 100644
--- a/src/proto/buffer.pro
+++ b/src/proto/buffer.pro
@@ -1,7 +1,7 @@
/* buffer.c */
int open_buffer __ARGS((int read_stdin, exarg_T *eap, int flags));
int buf_valid __ARGS((buf_T *buf));
-void close_buffer __ARGS((win_T *win, buf_T *buf, int action));
+void close_buffer __ARGS((win_T *win, buf_T *buf, int action, int abort_if_last));
void buf_clear_file __ARGS((buf_T *buf));
void buf_freeall __ARGS((buf_T *buf, int flags));
void goto_buffer __ARGS((exarg_T *eap, int start, int dir, int count));
diff --git a/src/proto/window.pro b/src/proto/window.pro
index 7b019a7..d56ae1b 100644
--- a/src/proto/window.pro
+++ b/src/proto/window.pro
@@ -1,13 +1,14 @@
/* window.c */
void do_window __ARGS((int nchar, long Prenum, int xchar));
int win_split __ARGS((int size, int flags));
-int win_split_ins __ARGS((int size, int flags, win_T *newwin, int dir));
+int win_split_ins __ARGS((int size, int flags, win_T *new_wp, int dir));
int win_valid __ARGS((win_T *win));
int win_count __ARGS((void));
int make_windows __ARGS((int count, int vertical));
void win_move_after __ARGS((win_T *win1, win_T *win2));
void win_equal __ARGS((win_T *next_curwin, int current, int dir));
void close_windows __ARGS((buf_T *buf, int keep_curwin));
+int one_window __ARGS((void));
void win_close __ARGS((win_T *win, int free_buf));
void win_close_othertab __ARGS((win_T *win, int free_buf, tabpage_T *tp));
void win_free_all __ARGS((void));