tweaks: elide three parameters, as they are the same for both calls

src/history.c

@@ -506,14 +506,14 @@ void reload_positions_if_needed(void)
 	}
 }
 
-/* Update the recorded last file positions, given a filename, a line
+/* Update the recorded last file positions with the current position in the
- * and a column.  If no entry is found, add a new one at the end. */
+ * current buffer.  If no existing entry is found, add a new one at the end. */
-void update_poshistory(char *filename, ssize_t lineno, ssize_t xpos)
+void update_poshistory(void)
 {
 	poshiststruct *posptr, *theone, *posprev = NULL;
-	char *fullpath = get_full_path(filename);
+	char *fullpath = get_full_path(openfile->filename);
 
-	if (fullpath == NULL || *filename == '\0') {
+	if (fullpath == NULL || openfile->filename[0] == '\0') {
 		free(fullpath);
 		return;
 	}
@@ -528,7 +528,7 @@ void update_poshistory(char *filename, ssize_t lineno, ssize_t xpos)
 	}
 
 	/* Don't record files that have the default cursor position. */
-	if (lineno == 1 && xpos == 1) {
+	if (openfile->current->lineno == 1 && openfile->current_x == 0) {
 		if (posptr != NULL) {
 			if (posprev == NULL)
 				position_history = posptr->next;
@@ -564,8 +564,8 @@ void update_poshistory(char *filename, ssize_t lineno, ssize_t xpos)
 	}
 
 	/* Store the last cursor position. */
-	theone->lineno = lineno;
+	theone->lineno = openfile->current->lineno;
-	theone->xno = xpos;
+	theone->xno = xplustabs() + 1;
 	theone->next = NULL;
 
 	free(fullpath);

src/nano.c

@@ -257,7 +257,7 @@ void finish(void)
 	if (ISSET(HISTORYLOG))
 		save_history();
 	if (ISSET(POSITIONLOG) && openfile)
-		update_poshistory(openfile->filename, openfile->current->lineno, xplustabs() + 1);
+		update_poshistory();
 #endif
 
 	/* Get out. */
@@ -768,8 +768,7 @@ void close_and_go(void)
 	if (openfile != openfile->next) {
 #ifdef ENABLE_HISTORIES
 		if (ISSET(POSITIONLOG))
-			update_poshistory(openfile->filename,
+			update_poshistory();
-							openfile->current->lineno, xplustabs() + 1);
 #endif
 		switch_to_next_buffer();
 		openfile = openfile->prev;

src/proto.h

@@ -357,7 +357,7 @@ bool have_statedir(void);
 void load_history(void);
 void save_history(void);
 void load_poshistory(void);
-void update_poshistory(char *filename, ssize_t lineno, ssize_t xpos);
+void update_poshistory(void);
 bool has_old_position(const char *file, ssize_t *line, ssize_t *column);
 #endif