vim: move vim_acl_T to types.h

Also include "types.h" in os_unix.h because it declares functions that
return vim_acl_T.

src/nvim/fileio.c

@@ -51,6 +51,7 @@
 #include "nvim/strings.h"
 #include "nvim/tempfile.h"
 #include "nvim/term.h"
+#include "nvim/types.h"
 #include "nvim/ui.h"
 #include "nvim/undo.h"
 #include "nvim/window.h"

src/nvim/os_unix.c

@@ -54,6 +54,7 @@
 #include "nvim/syntax.h"
 #include "nvim/tempfile.h"
 #include "nvim/term.h"
+#include "nvim/types.h"
 #include "nvim/ui.h"
 #include "nvim/os/os.h"
 #include "nvim/os/time.h"

src/nvim/os_unix.h

@@ -1,6 +1,7 @@
 #ifndef NVIM_OS_UNIX_H
 #define NVIM_OS_UNIX_H
 
+#include "nvim/types.h"  // for vim_acl_T
 #include "nvim/os/shell.h"
 
 /* Values returned by mch_nodetype() */

src/nvim/types.h

@@ -10,6 +10,9 @@
 
 #include <stdint.h>
 
+// dummy to pass an ACL to a function
+typedef void *vim_acl_T;
+
 // Make sure long_u is big enough to hold a pointer.
 // On Win64, longs are 32 bits and pointers are 64 bits.
 // For printf() and scanf(), we need to take care of long_u specifically.

src/nvim/undo.c

@@ -107,6 +107,7 @@
 #include "nvim/screen.h"
 #include "nvim/sha256.h"
 #include "nvim/strings.h"
+#include "nvim/types.h"
 #include "nvim/os/os.h"
 #include "nvim/os/time.h"
 

src/nvim/vim.h

@@ -358,8 +358,6 @@ enum {
 #define SHOWCMD_COLS 10                 /* columns needed by shown command */
 #define STL_MAX_ITEM 80                 /* max nr of %<flag> in statusline */
 
-typedef void        *vim_acl_T;         /* dummy to pass an ACL to a function */
-
 /*
  * fnamecmp() is used to compare file names.
  * On some systems case in a file name does not matter, on others it does.