# HG changeset patch
# User Vladimir Homutov <vl409@yandex.ru>
# Date 1466163543 -10800
#      Fri Jun 17 14:39:03 2016 +0300
# Node ID 3c34157e01b16f799cfb7ec5057ec487c2b46813
# Parent  792228e7ddcdb3de978d4e99d9f0d6497f1d11d1
misc readline fixes

 - fixes the build without readline
 - removes deprecated Function and CPPFunction casts
 - const fixes to comply with modern readline

diff --git a/cdecl.c b/cdecl.c
--- a/cdecl.c
+++ b/cdecl.c
@@ -94,7 +94,7 @@ void free(), exit(), perror();
   char * mygetline();
   char ** attempt_completion(char *, int, int);
   char * keyword_completion(char *, int);
-  char * command_completion(char *, int);
+  char * command_completion(const char *, int);
 #endif
 
 /* maximum # of chars from progname to display in prompt */
@@ -204,7 +204,10 @@ int DebugFlag = 0;		/* -d, output debugg
 #define ANSI	4	/* combo not allowed anymore in ANSI compiler */
 #define A	ANSI
 
+#if defined(USE_READLINE)
 extern char **completion_matches PARAMS((char *, rl_compentry_func_t *));
+#endif
+
 /* This is an lower left triangular array. If we needed */
 /* to save 9 bytes, the "long" row can be removed. */
 char crosscheck[9][9] = {
@@ -405,7 +408,7 @@ char ** attempt_completion(char *text, i
   return matches;
 }
 
-char * command_completion(char *text, int flag)
+char * command_completion(const char *text, int flag)
 {
   static int index, len;
   char *command;
@@ -1252,8 +1255,8 @@ char **argv;
 
 #ifdef USE_READLINE
     /* install completion handlers */
-    rl_attempted_completion_function = (CPPFunction *)attempt_completion;
-    rl_completion_entry_function = (Function *)keyword_completion;
+    rl_attempted_completion_function = (rl_completion_func_t *) attempt_completion;
+    rl_completion_entry_function = (rl_compentry_func_t *) keyword_completion;
 #endif
 
     setprogname(argv[0]);