document the simplification of a history check in nanogetstr(), and

remove an extra parenthesis so it actually compiles (oops)


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2496 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -42,6 +42,8 @@ CVS code -
   num_of_digits()
 	- Use a size_t instead of an int, and rename to digits(). (DLR)
 - winio.c:
+  nanogetstr()
+	- Simplify one of the history checks. (DLR)
   do_help()
 	- Don't treat NANO_CANCEL_KEY as NANO_EXIT_KEY anymore, for
 	  consistency. (DLR)

src/winio.c

@@ -2543,7 +2543,7 @@ int nanogetstr(bool allow_tabs, const char *buf, const char *def,
 		     * history, and we need to save the current answer
 		     * in currentbuf.  Do this and reset use_cb to 0. */
 		    if (currentbuf != NULL && use_cb == 1 &&
-			strcmp(currentbuf, answer) != 0)) {
+			strcmp(currentbuf, answer) != 0) {
 			currentbuf = mallocstrcpy(currentbuf, answer);
 			use_cb = 0;
 		    }