warning clean up

src/dir.c

@@ -418,7 +418,7 @@ void makefilelist(void) {
 					if((s = inviewpath(newpath)) != NULL) {
 						addsrcfile(s);
 					} else {
-						fprintf(stderr, PROGRAM_NAME, ": cannot find file %s\n", newpath);
+						fprintf(stderr, PROGRAM_NAME ": cannot find file %s\n", newpath);
 						errorsfound = true;
 					}
 				}
@@ -494,7 +494,7 @@ static void scan_dir(const char *adir, bool recurse_dir) {
 /* see if this is a source file */
 static bool issrcfile(char *path) {
 	struct stat statstruct;
-	char	   *file			  = basename(path);
+	const char *file			  = basename(path);
 	char	   *s				  = strrchr(file, '.');
 	bool		looks_like_source = false;
 

src/exec.c

@@ -102,7 +102,7 @@ static int myexecvp(char *a, char **args) {
 	char msg[MSGLEN + 1];
 
 	/* modify argv[0] to reference the last component of its path name */
-	args[0] = basename(args[0]);
+	args[0] = (char *)basename(args[0]);
 
 	/* execute the program or shell script */
 	execvp(a, args); /* returns only on failure */

src/input.c

@@ -356,6 +356,7 @@ static int global_input(const int c) {
 			break;
 		case EOF:
 			myexit(0);
+			break;
 		default:
 			return 0;
 	}
@@ -368,7 +369,7 @@ int change_input(const int c) {
 
 	switch(c) {
 		case '*': /* invert page */
-			for(int i = 0; i < (nextline-1); i++) {
+			for(unsigned i = 0; i < (nextline-1); i++) {
 				change[topref + i] = !change[topref + i];
 			}
 			window_change |= CH_RESULT;

src/readline.c

@@ -24,7 +24,6 @@ static struct PARTIAL_LINE {
 
 static inline void previous_history_proxy(void);
 static inline void next_history_proxy(void);
-static inline int rebuild_reference(void);
 											 		
 
 bool interpret(int c) {