files: remove the special 'quiet' mechanism for not overwriting messages

The general mechanism for not allowing important messages to be overwritten
will take care of not overwriting warnings about failed file lockings.

src/files.c

@@ -407,7 +407,6 @@ void stat_with_alloc(const char *filename, struct stat **pstat)
  * necessary, and then open and read the file, if applicable. */
 bool open_buffer(const char *filename, bool undoable)
 {
-    bool quiet = FALSE;
     bool new_buffer = (openfile == NULL
 #ifndef DISABLE_MULTIBUFFER
 	 || ISSET(MULTIBUFFER)
@@ -453,31 +452,27 @@ bool open_buffer(const char *filename, bool undoable)
     if (new_buffer) {
 	make_new_buffer();
 
-	if (!has_valid_path(realname))
-	    quiet = TRUE;
+	if (has_valid_path(realname)) {
 #ifndef NANO_TINY
-	else {
 	    if (ISSET(LOCKING) && filename[0] != '\0') {
-		int lockstatus = do_lockfile(realname);
-		if (lockstatus < 0) {
+		if (do_lockfile(realname) < 0) {
 #ifndef DISABLE_MULTIBUFFER
 		    if (openfile->next) {
-			close_buffer(TRUE);
+			close_buffer();
 			free(realname);
 			return FALSE;
 		    }
 #endif
-		} else if (lockstatus == 0)
-		    quiet = TRUE;
+		}
 	    }
-	}
 #endif /* !NANO_TINY */
+	}
     }
 
     /* If the filename isn't blank, and we are not in NOREAD_MODE,
      * open the file.  Otherwise, treat it as a new file. */
     rc = (filename[0] != '\0' && !ISSET(NOREAD_MODE)) ?
-		open_file(realname, new_buffer, quiet, &f) : -2;
+		open_file(realname, new_buffer, FALSE, &f) : -2;
 
     /* If we have a file, and we're loading into a new buffer, update
      * the filename. */
@@ -565,14 +560,13 @@ void display_buffer(void)
 #ifndef DISABLE_MULTIBUFFER
 /* Switch to a neighbouring file buffer; to the next if to_next is TRUE;
  * otherwise, to the previous one. */
-void switch_to_prevnext_buffer(bool to_next, bool quiet)
+void switch_to_prevnext_buffer(bool to_next)
 {
     assert(openfile != NULL);
 
     /* If only one file buffer is open, say so and get out. */
     if (openfile == openfile->next) {
-	if (!quiet)
-	    statusbar(_("No more open file buffers"));
+	statusbar(_("No more open file buffers"));
 	return;
     }
 
@@ -587,8 +581,7 @@ void switch_to_prevnext_buffer(bool to_next, bool quiet)
     display_buffer();
 
     /* Indicate the switch on the statusbar. */
-    if (!quiet)
-	statusline(HUSH, _("Switched to %s"),
+    statusline(HUSH, _("Switched to %s"),
 		((openfile->filename[0] == '\0') ?
 		_("New Buffer") : openfile->filename));
 
@@ -601,19 +594,19 @@ void switch_to_prevnext_buffer(bool to_next, bool quiet)
 /* Switch to the previous entry in the openfile filebuffer. */
 void switch_to_prev_buffer_void(void)
 {
-    switch_to_prevnext_buffer(FALSE, FALSE);
+    switch_to_prevnext_buffer(FALSE);
 }
 
 /* Switch to the next entry in the openfile filebuffer. */
 void switch_to_next_buffer_void(void)
 {
-    switch_to_prevnext_buffer(TRUE, FALSE);
+    switch_to_prevnext_buffer(TRUE);
 }
 
-/* Delete an entry from the openfile filebuffer, and switch to the one
- * after it.  Return TRUE on success, or FALSE if there are no more open
- * buffers.  quiet means not to print messages when switching buffers. */
-bool close_buffer(bool quiet)
+/* Delete an entry from the circular list of open files, and switch to the
+ * one after it.  Return TRUE on success, and FALSE if there are no other
+ * open buffers. */
+bool close_buffer(void)
 {
     assert(openfile != NULL);
 
@@ -628,7 +621,7 @@ bool close_buffer(bool quiet)
 #endif
 
     /* Switch to the next file buffer. */
-    switch_to_prevnext_buffer(TRUE, quiet);
+    switch_to_prevnext_buffer(TRUE);
 
     /* Close the file buffer we had open before. */
     unlink_opennode(openfile->prev);

src/nano.c

@@ -1138,7 +1138,7 @@ void close_and_go(void)
 #endif
 #ifndef DISABLE_MULTIBUFFER
     /* If there are no more open file buffers, jump off a cliff. */
-    if (!close_buffer(FALSE))
+    if (!close_buffer())
 #endif
 	finish();
 }

src/proto.h

@@ -290,10 +290,9 @@ void replace_buffer(const char *filename);
 #endif
 void display_buffer(void);
 #ifndef DISABLE_MULTIBUFFER
-void switch_to_prevnext_buffer(bool next, bool quiet);
 void switch_to_prev_buffer_void(void);
 void switch_to_next_buffer_void(void);
-bool close_buffer(bool quiet);
+bool close_buffer(void);
 #endif
 filestruct *read_line(char *buf, size_t buf_len, filestruct *prevnode);
 void read_file(FILE *f, int fd, const char *filename, bool undoable, bool checkwritable);