From 7f24188afe41fb61c2b8007de97a31b5c2336c3d Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 7 Oct 2018 09:17:59 +0000
Subject: Added missing declarations in readline.h bundled with macOS 10.14

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64936 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/readline/readline.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index 402e215e8e..f044eb8814 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -77,6 +77,8 @@ static ID id_special_prefixes;
 #endif
 #ifndef HAVE_RL_USERNAME_COMPLETION_FUNCTION
 # define rl_username_completion_function username_completion_function
+#else
+char *rl_username_completion_function(const char *, int);
 #endif
 #ifndef HAVE_RL_COMPLETION_MATCHES
 # define rl_completion_matches completion_matches
@@ -688,6 +690,7 @@ readline_s_insert_text(VALUE self, VALUE str)
 #endif
 
 #if defined(HAVE_RL_DELETE_TEXT)
+int rl_delete_text(int, int);
 static const char *
 str_subpos(const char *ptr, const char *end, long beg, long *sublen, rb_encoding *enc)
 {
@@ -1146,6 +1149,7 @@ readline_s_get_screen_size(VALUE self)
 #endif
 
 #ifdef HAVE_RL_VI_EDITING_MODE
+int rl_vi_editing_mode(int, int);
 /*
  * call-seq:
  *   Readline.vi_editing_mode -> nil
@@ -1184,6 +1188,7 @@ readline_s_vi_editing_mode_p(VALUE self)
 #endif
 
 #ifdef HAVE_RL_EMACS_EDITING_MODE
+int rl_emacs_editing_mode(int, int);
 /*
  * call-seq:
  *   Readline.emacs_editing_mode -> nil
@@ -1668,6 +1673,7 @@ readline_s_get_filename_quote_characters(VALUE self, VALUE str)
 #endif
 
 #ifdef HAVE_RL_REFRESH_LINE
+int rl_refresh_line(int, int);
 /*
  * call-seq:
  *   Readline.refresh_line -> nil
@@ -1913,6 +1919,10 @@ username_completion_proc_call(VALUE self, VALUE str)
     return result;
 }
 
+#ifdef HAVE_RL_CLEAR_SIGNALS
+int rl_clear_signals(void);
+#endif
+
 #undef rb_intern
 void
 Init_readline(void)
-- 
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