patch 8.2.4727: unused codev8.2.4727

Problem:    Unused code.
Solution:   Remove code and add #ifdefs. (Dominique Pellé, closes #10136)

8 files changed, 38 insertions, 46 deletions

diff --git a/runtime/doc/editing.txt b/runtime/doc/editing.txt
index 2bba058a7..74e1d9268 100644
--- a/runtime/doc/editing.txt
+++ b/runtime/doc/editing.txt
@@ -1224,7 +1224,7 @@ Examples: >
 
 If you want to always use ":confirm", set the 'confirm' option.
 
-			*:browse* *:bro* *E338* *E614* *E615* *E616*
+			*:browse* *:bro* *E338*
 :bro[wse] {command}	Open a file selection dialog for an argument to
 			{command}.  At present this works for |:e|, |:w|,
 			|:wall|, |:wq|, |:wqall|, |:x|, |:xall|, |:exit|,
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index fa3e8e944..6e7090acd 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -181,7 +181,7 @@ You will not get an error if you try to change the type of a variable.
 
 
 1.2 Function references ~
-				*Funcref* *E695* *E718* *E1086* *E1192*
+				*Funcref* *E695* *E718* *E1192*
 A Funcref variable is obtained with the |function()| function, the |funcref()|
 function or created with the lambda expression |expr-lambda|.  It can be used
 in an expression in the place of a function name, before the parenthesis
diff --git a/runtime/doc/vim9.txt b/runtime/doc/vim9.txt
index ce5e5078f..5020bcf90 100644
--- a/runtime/doc/vim9.txt
+++ b/runtime/doc/vim9.txt
@@ -378,7 +378,7 @@ And with autocommands: >
 Although using a :def function probably works better.
 
 				*E1022* *E1103* *E1130* *E1131* *E1133*
-				*E1134* *E1235*
+				*E1134*
 Declaring a variable with a type but without an initializer will initialize to
 false (for bool), empty (for string, list, dict, etc.) or zero (for number,
 any, etc.).  This matters especially when using the "any" type, the value will
diff --git a/src/errors.h b/src/errors.h
index 228a1d2bd..b95644a10 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -1152,8 +1152,10 @@ EXTERN char e_region_is_guarded_cannot_modify[]
 #endif
 EXTERN char e_ambiguous_use_of_user_defined_command[]
 	INIT(= N_("E464: Ambiguous use of user-defined command"));
+#ifdef FEAT_EVAL
 EXTERN char e_ambiguous_use_of_user_defined_command_str[]
 	INIT(= N_("E464: Ambiguous use of user-defined command: %s"));
+#endif
 EXTERN char e_winsize_requires_two_number_arguments[]
 	INIT(= N_("E465: :winsize requires two number arguments"));
 EXTERN char e_winpos_requires_two_number_arguments[]
@@ -1554,14 +1556,9 @@ EXTERN char e_too_many_signs_defined[]
 EXTERN char e_unknown_printer_font_str[]
 	INIT(= N_("E613: Unknown printer font: %s"));
 #endif
-#ifdef FEAT_BROWSE
-EXTERN char e_vim_selfile_cant_return_to_current_directory[]
-	INIT(= N_("E614: vim_SelFile: can't return to current directory"));
-EXTERN char e_vim_selfile_cant_get_current_directory[]
-	INIT(= N_("E615: vim_SelFile: can't get current directory"));
-EXTERN char e_vim_selfile_cant_get_font_str[]
-	INIT(= N_("E616: vim_SelFile: can't get font %s"));
-#endif
+// E614 unused
+// E615 unused
+// E616 unused
 #ifdef FEAT_GUI_GTK
 EXTERN char e_cannot_be_changed_in_gtk_GUI[]
 	INIT(= N_("E617: Cannot be changed in the GTK GUI"));
@@ -2809,8 +2806,7 @@ EXTERN char e_cannot_delete_vim9_script_function_str[]
 	INIT(= N_("E1084: Cannot delete Vim9 script function %s"));
 EXTERN char e_not_callable_type_str[]
 	INIT(= N_("E1085: Not a callable type: %s"));
-EXTERN char e_function_reference_invalid[]
-	INIT(= N_("E1086: Function reference invalid"));
+// E1086 unused
 EXTERN char e_cannot_use_index_when_declaring_variable[]
 	INIT(= N_("E1087: Cannot use an index when declaring a variable"));
 EXTERN char e_script_cannot_import_itself[]
@@ -3115,16 +3111,20 @@ EXTERN char e_digraph_setlist_argument_must_be_list_of_lists_with_two_items[]
 	INIT(= N_("E1216: digraph_setlist() argument must be a list of lists with two items"));
 #endif
 #ifdef FEAT_EVAL
+# ifdef FEAT_JOB_CHANNEL
 EXTERN char e_chan_or_job_required_for_argument_nr[]
 	INIT(= N_("E1217: Channel or Job required for argument %d"));
 EXTERN char e_job_required_for_argument_nr[]
 	INIT(= N_("E1218: Job required for argument %d"));
+# endif
 EXTERN char e_float_or_number_required_for_argument_nr[]
 	INIT(= N_("E1219: Float or Number required for argument %d"));
 EXTERN char e_string_or_number_required_for_argument_nr[]
 	INIT(= N_("E1220: String or Number required for argument %d"));
+# ifdef FEAT_JOB_CHANNEL
 EXTERN char e_string_or_blob_required_for_argument_nr[]
 	INIT(= N_("E1221: String or Blob required for argument %d"));
+# endif
 EXTERN char e_string_or_list_required_for_argument_nr[]
 	INIT(= N_("E1222: String or List required for argument %d"));
 EXTERN char e_string_or_dict_required_for_argument_nr[]
@@ -3157,8 +3157,7 @@ EXTERN char e_exists_compiled_can_only_be_used_in_def_function[]
 EXTERN char e_legacy_must_be_followed_by_command[]
 	INIT(= N_("E1234: legacy must be followed by a command"));
 #ifdef FEAT_EVAL
-EXTERN char e_function_reference_is_not_set[]
-	INIT(= N_("E1235: Function reference is not set"));
+// E1235 unused
 EXTERN char e_cannot_use_str_itself_it_is_imported[]
 	INIT(= N_("E1236: Cannot use %s itself, it is imported"));
 #endif
diff --git a/src/option.c b/src/option.c
index f63698554..cfd681756 100644
--- a/src/option.c
+++ b/src/option.c
@@ -4463,6 +4463,7 @@ get_encoding_default(void)
     return (char_u *)NULL;
 }
 
+#if defined(FEAT_QUICKFIX) || defined(PROTO)
     int
 is_option_allocated(char *name)
 {
@@ -4470,6 +4471,7 @@ is_option_allocated(char *name)
 
     return idx >= 0 && (options[idx].flags & P_ALLOCED);
 }
+#endif
 
 /*
  * Translate a string like "t_xx", "<t_xx>" or "<S-Tab>" to a key number.
@@ -7179,6 +7181,7 @@ get_bkc_value(buf_T *buf)
     return buf->b_bkc_flags ? buf->b_bkc_flags : bkc_flags;
 }
 
+#if defined(FEAT_LINEBREAK) || defined(PROTO)
 /*
  * Get the local or global value of 'formatlistpat'.
  */
@@ -7189,6 +7192,7 @@ get_flp_value(buf_T *buf)
 	return p_flp;
     return buf->b_p_flp;
 }
+#endif
 
 /*
  * Get the local or global value of the 'virtualedit' flags.
diff --git a/src/proto/search.pro b/src/proto/search.pro
index bdd9213c7..0548fcadd 100644
--- a/src/proto/search.pro
+++ b/src/proto/search.pro
@@ -42,5 +42,4 @@ void f_matchfuzzy(typval_T *argvars, typval_T *rettv);
 void f_matchfuzzypos(typval_T *argvars, typval_T *rettv);
 int fuzzy_match_str(char_u *str, char_u *pat);
 int fuzzymatches_to_strmatches(fuzmatch_str_T *fuzmatch, char_u ***matches, int	count, int funcsort);
-void fuzmatch_str_free(fuzmatch_str_T *fuzmatch, int count);
 /* vim: set ft=c : */
diff --git a/src/search.c b/src/search.c
index a66075fba..6a52415e7 100644
--- a/src/search.c
+++ b/src/search.c
@@ -1377,8 +1377,8 @@ do_search(
 	     */
 	    if (*p == '+' || *p == '-' || VIM_ISDIGIT(*p))
 		spats[0].off.line = TRUE;
-	    else if ((options & SEARCH_OPT) &&
-					(*p == 'e' || *p == 's' || *p == 'b'))
+	    else if ((options & SEARCH_OPT)
+				      && (*p == 'e' || *p == 's' || *p == 'b'))
 	    {
 		if (*p == 'e')		// end
 		    spats[0].off.end = SEARCH_END;
@@ -1404,9 +1404,9 @@ do_search(
 	    pat = p;			    // put pat after search command
 	}
 
-	if ((options & SEARCH_ECHO) && messaging() &&
-		!msg_silent &&
-		(!cmd_silent || !shortmess(SHM_SEARCHCOUNT)))
+	if ((options & SEARCH_ECHO) && messaging()
+		&& !msg_silent
+		&& (!cmd_silent || !shortmess(SHM_SEARCHCOUNT)))
 	{
 	    char_u	*trunc;
 	    char_u	off_buf[40];
@@ -2450,8 +2450,8 @@ findmatchlimit(
 	/*
 	 * If FM_BLOCKSTOP given, stop at a '{' or '}' in column 0.
 	 */
-	if (pos.col == 0 && (flags & FM_BLOCKSTOP) &&
-					 (linep[0] == '{' || linep[0] == '}'))
+	if (pos.col == 0 && (flags & FM_BLOCKSTOP)
+				       && (linep[0] == '{' || linep[0] == '}'))
 	{
 	    if (linep[0] == findc && count == 0)	// match!
 		return &pos;
@@ -2653,8 +2653,8 @@ findmatchlimit(
 			    pos.col -= 2;
 			    break;
 			}
-			else if (linep[pos.col - 2] == '\\' &&
-				    pos.col > 2 && linep[pos.col - 3] == '\'')
+			else if (linep[pos.col - 2] == '\\'
+				  && pos.col > 2 && linep[pos.col - 3] == '\'')
 			{
 			    pos.col -= 3;
 			    break;
@@ -2663,8 +2663,8 @@ findmatchlimit(
 		}
 		else if (linep[pos.col + 1])	// forward search
 		{
-		    if (linep[pos.col + 1] == '\\' &&
-			    linep[pos.col + 2] && linep[pos.col + 3] == '\'')
+		    if (linep[pos.col + 1] == '\\'
+			   && linep[pos.col + 2] && linep[pos.col + 3] == '\'')
 		    {
 			pos.col += 3;
 			break;
@@ -3471,8 +3471,9 @@ find_pattern_in_path(
 		    if (fullpathcmp(new_fname, files[i].name, TRUE, TRUE)
 								    & FPC_SAME)
 		    {
-			if (type != CHECK_PATH &&
-				action == ACTION_SHOW_ALL && files[i].matched)
+			if (type != CHECK_PATH
+				&& action == ACTION_SHOW_ALL
+				&& files[i].matched)
 			{
 			    msg_putchar('\n');	    // cursor below last one
 			    if (!got_int)	    // don't display if 'q'
@@ -4678,8 +4679,8 @@ fuzzy_match_in_list(
 	rettv.v_type = VAR_UNKNOWN;
 	if (li->li_tv.v_type == VAR_STRING)	// list of strings
 	    itemstr = li->li_tv.vval.v_string;
-	else if (li->li_tv.v_type == VAR_DICT &&
-				(key != NULL || item_cb->cb_name != NULL))
+	else if (li->li_tv.v_type == VAR_DICT
+				  && (key != NULL || item_cb->cb_name != NULL))
 	{
 	    // For a dict, either use the specified key to lookup the string or
 	    // use the specified callback function to get the string.
@@ -4786,8 +4787,8 @@ fuzzy_match_in_list(
 	    {
 		if (ptrs[i].score == SCORE_NONE)
 		    break;
-		if (ptrs[i].lmatchpos != NULL &&
-			list_append_list(l, ptrs[i].lmatchpos) == FAIL)
+		if (ptrs[i].lmatchpos != NULL
+			     && list_append_list(l, ptrs[i].lmatchpos) == FAIL)
 		    goto done;
 	    }
 
@@ -5050,16 +5051,3 @@ fuzzymatches_to_strmatches(
 
     return OK;
 }
-
-/*
- * Free a list of fuzzy string matches.
- */
-    void
-fuzmatch_str_free(fuzmatch_str_T *fuzmatch, int count)
-{
-    if (count <= 0 || fuzmatch == NULL)
-	return;
-    while (count--)
-	vim_free(fuzmatch[count].str);
-    vim_free(fuzmatch);
-}
diff --git a/src/version.c b/src/version.c
index 8b4f302a2..ff5f399de 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4727,
+/**/
     4726,
 /**/
     4725,