refactor(misc1): move out autocmd related functions

src/nvim/buffer_defs.h

@@ -1116,12 +1116,6 @@ typedef struct {
   pos_T w_cursor_corr;  // corrected cursor position
 } pos_save_T;
 
-// Struct passed to get_v_event() and restore_v_event().
-typedef struct {
-  bool sve_did_save;
-  hashtab_T sve_hashtab;
-} save_v_event_T;
-
 /// Indices into vimmenu_T->strings[] and vimmenu_T->noremap[] for each mode
 /// \addtogroup MENU_INDEX
 /// @{

src/nvim/eval.c

@@ -303,6 +303,31 @@ const list_T *eval_msgpack_type_lists[] = {
   [kMPExt] = NULL,
 };
 
+dict_T *get_v_event(save_v_event_T *sve)
+{
+  dict_T *v_event = get_vim_var_dict(VV_EVENT);
+
+  if (v_event->dv_hashtab.ht_used > 0) {
+    // recursive use of v:event, save, make empty and restore later
+    sve->sve_did_save = true;
+    sve->sve_hashtab = v_event->dv_hashtab;
+    hash_init(&v_event->dv_hashtab);
+  } else {
+    sve->sve_did_save = false;
+  }
+  return v_event;
+}
+
+void restore_v_event(dict_T *v_event, save_v_event_T *sve)
+{
+  tv_dict_free_contents(v_event);
+  if (sve->sve_did_save) {
+    v_event->dv_hashtab = sve->sve_hashtab;
+  } else {
+    hash_init(&v_event->dv_hashtab);
+  }
+}
+
 // Return "n1" divided by "n2", taking care of dividing by zero.
 varnumber_T num_divide(varnumber_T n1, varnumber_T n2)
   FUNC_ATTR_CONST FUNC_ATTR_WARN_UNUSED_RESULT

src/nvim/eval.h

@@ -193,6 +193,13 @@ extern const list_T *eval_msgpack_type_lists[LAST_MSGPACK_TYPE + 1];
 
 #undef LAST_MSGPACK_TYPE
 
+// Struct passed to get_v_event() and restore_v_event().
+typedef struct {
+  bool sve_did_save;
+  hashtab_T sve_hashtab;
+} save_v_event_T;
+
+
 /// trans_function_name() flags
 typedef enum {
   TFN_INT = 1,  ///< May use internal function name

src/nvim/ex_docmd.c

@@ -68,6 +68,7 @@
 #include "nvim/spell.h"
 #include "nvim/spellfile.h"
 #include "nvim/strings.h"
+#include "nvim/state.h"
 #include "nvim/syntax.h"
 #include "nvim/tag.h"
 #include "nvim/terminal.h"

src/nvim/misc1.c

@@ -1018,58 +1018,3 @@ void add_time(char_u *buf, size_t buflen, time_t tt)
                  seconds);
   }
 }
-
-dict_T *get_v_event(save_v_event_T *sve)
-{
-  dict_T *v_event = get_vim_var_dict(VV_EVENT);
-
-  if (v_event->dv_hashtab.ht_used > 0) {
-    // recursive use of v:event, save, make empty and restore later
-    sve->sve_did_save = true;
-    sve->sve_hashtab = v_event->dv_hashtab;
-    hash_init(&v_event->dv_hashtab);
-  } else {
-    sve->sve_did_save = false;
-  }
-  return v_event;
-}
-
-void restore_v_event(dict_T *v_event, save_v_event_T *sve)
-{
-  tv_dict_free_contents(v_event);
-  if (sve->sve_did_save) {
-    v_event->dv_hashtab = sve->sve_hashtab;
-  } else {
-    hash_init(&v_event->dv_hashtab);
-  }
-}
-
-/// Fires a ModeChanged autocmd.
-void trigger_modechanged(void)
-{
-  if (!has_event(EVENT_MODECHANGED)) {
-    return;
-  }
-
-  char *mode = get_mode();
-  if (STRCMP(mode, last_mode) == 0) {
-    xfree(mode);
-    return;
-  }
-
-  save_v_event_T save_v_event;
-  dict_T *v_event = get_v_event(&save_v_event);
-  tv_dict_add_str(v_event, S_LEN("new_mode"), mode);
-  tv_dict_add_str(v_event, S_LEN("old_mode"), last_mode);
-
-  char_u *pat_pre = concat_str((char_u *)last_mode, (char_u *)":");
-  char_u *pat = concat_str(pat_pre, (char_u *)mode);
-  xfree(pat_pre);
-
-  apply_autocmds(EVENT_MODECHANGED, pat, NULL, false, curbuf);
-  xfree(last_mode);
-  last_mode = mode;
-
-  xfree(pat);
-  restore_v_event(v_event, &save_v_event);
-}

src/nvim/state.c

@@ -4,7 +4,9 @@
 #include <assert.h>
 
 #include "nvim/ascii.h"
+#include "nvim/autocmd.h"
 #include "nvim/edit.h"
+#include "nvim/eval.h"
 #include "nvim/ex_docmd.h"
 #include "nvim/getchar.h"
 #include "nvim/lib/kvec.h"
@@ -202,3 +204,33 @@ char *get_mode(void)
 
   return buf;
 }
+
+/// Fires a ModeChanged autocmd.
+void trigger_modechanged(void)
+{
+  if (!has_event(EVENT_MODECHANGED)) {
+    return;
+  }
+
+  char *mode = get_mode();
+  if (STRCMP(mode, last_mode) == 0) {
+    xfree(mode);
+    return;
+  }
+
+  save_v_event_T save_v_event;
+  dict_T *v_event = get_v_event(&save_v_event);
+  tv_dict_add_str(v_event, S_LEN("new_mode"), mode);
+  tv_dict_add_str(v_event, S_LEN("old_mode"), last_mode);
+
+  char_u *pat_pre = concat_str((char_u *)last_mode, (char_u *)":");
+  char_u *pat = concat_str(pat_pre, (char_u *)mode);
+  xfree(pat_pre);
+
+  apply_autocmds(EVENT_MODECHANGED, pat, NULL, false, curbuf);
+  xfree(last_mode);
+  last_mode = mode;
+
+  xfree(pat);
+  restore_v_event(v_event, &save_v_event);
+}