fix erroneous #ifdef that caused a compilation problem when

--enable-nanorc wasn't used and --enable-extra was, and make sure we put
back the keystroke that breaks us out of the credits (if any)


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2607 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -54,6 +54,11 @@ CVS code -
 	  and NANO_APPEND_KEY are.  Changes to shortcut_init(), usage(),
 	  main(), search_init(), nanorc.sample, nano.1, nanorc.5,
 	  nano.texi, etc. (DLR)
+- chars.c:
+  make_mbstring()
+	- Change erroneous ENABLE_EXTRA #ifdef to NANO_EXTRA to fix a
+	  compilation problem when --enable-nanorc isn't used and
+	  --enable-extra is. (DLR)
 - cut.c:
   cut_line()
 	- Set placewewant properly after cutting a line, to avoid a
@@ -178,6 +183,11 @@ CVS code -
   total_update()
 	- Simplify to call clearok(TRUE) and wrefresh() on edit, which
 	  updates the entire screen in fewer function calls. (DLR)
+  do_credits()
+	- Save the keystroke that breaks us out of the credits (if any)
+	  and put it back so that it isn't lost.  This is especially
+	  needed if the keystroke is part of a multibyte character.
+	  (DLR)
 - configure.ac:
 	- Minor tweaks to some of the test blocks to avoid XSI:isms.
 	  (DLR, adapted from a Debian patch for GNU ed by David

src/chars.c

@@ -301,7 +301,7 @@ char *make_mbchar(int chr, int *chr_mb_len)
     return chr_mb;
 }
 
-#if defined(ENABLE_NANORC) || defined(ENABLE_EXTRA)
+#if defined(ENABLE_NANORC) || defined(NANO_EXTRA)
 /* Convert the string str to a valid multibyte string with the same wide
  * character values as str.  Return the (dynamically allocated)
  * multibyte string. */

src/winio.c

@@ -4020,7 +4020,7 @@ void dump_buffer_reverse(void)
 /* Easter egg: Display credits.  Assume nodelay(edit) is FALSE. */
 void do_credits(void)
 {
-    int crpos = 0, xlpos = 0;
+    int kbinput = ERR, crpos = 0, xlpos = 0;
     const char *credits[CREDIT_LEN] = {
 	NULL,				/* "The nano text editor" */
 	NULL,				/* "version" */
@@ -4101,7 +4101,7 @@ void do_credits(void)
     wrefresh(bottomwin);
 
     for (crpos = 0; crpos < CREDIT_LEN + editwinrows / 2; crpos++) {
-	if (wgetch(edit) != ERR)
+	if ((kbinput = wgetch(edit)) != ERR)
 	    break;
 
 	if (crpos < CREDIT_LEN) {
@@ -4129,16 +4129,19 @@ void do_credits(void)
 	napms(700);
 	scroll(edit);
 	wrefresh(edit);
-	if (wgetch(edit) != ERR)
+	if ((kbinput = wgetch(edit)) != ERR)
 	    break;
 	napms(700);
 	scroll(edit);
 	wrefresh(edit);
     }
 
+    if (kbinput != ERR)
+	ungetch(kbinput);
+
+    curs_set(1);
     scrollok(edit, FALSE);
     nodelay(edit, FALSE);
-    curs_set(1);
     total_refresh();
 }
 #endif