more miscellaneous minor fixes

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3615 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -135,6 +135,9 @@ CVS code -
 	  doc/syntax/sh.nanorc, and doc/syntax/tex.nanorc; changes to
 	  configure.ac, nano.spec.in, doc/Makefile.am, and
 	  m4/Makefile.am; removal of doc/nanorc.sample. (DLR)
+	- Replace usage of the bool curses_ended with the isendwin()
+	  function, and remove curses_ended.  Changes to do_suspend().
+	  (DLR)
 - browser.c:
   do_browser()
 	- Reference NANO_GOTODIR_(ALT|F)?KEY instead of
@@ -249,6 +252,8 @@ CVS code -
 	  (DLR, found by Benno Schulenberg)
   renumber()
 	- Remove invalid assert. (DLR, found by Filipe Moreira)
+  do_suspend()
+	- Simplify the printing of "Use \"fg\" to return to nano". (DLR)
   do_input()
 	- Remove redundant check for allow_funcs' being TRUE when we get
 	  KEY_MOUSE. (DLR)
@@ -327,6 +332,9 @@ CVS code -
 	  statusbar message. (Benno Schulenberg)
 	- Unconditionally blank the statusbar as soon as we're finished
 	  getting input. (DLR, suggested by Benno Schulenberg)
+- utils.c:
+  nperror()
+	- Simplify. (DLR)
 - winio.c:
   parse_kbinput()
 	- If we get NANO_CONTROL_8, properly handle it in all cases.

src/global.c

@@ -208,10 +208,6 @@ regmatch_t regmatches[10];
 
 int reverse_attr = A_REVERSE;
 	/* The curses attribute we use for reverse video. */
-bool curses_ended = FALSE;
-	/* Whether endwin() has ended curses mode and statusbar()
-	 * should hence write to stderr instead of displaying on the
-	 * statusbar. */
 
 char *homedir = NULL;
 	/* The user's home directory, from $HOME or /etc/passwd. */

src/nano.c

@@ -532,6 +532,7 @@ void finish(void)
 	blank_statusbar();
 
     wrefresh(bottomwin);
+
     endwin();
 
     /* Restore the old terminal settings. */
@@ -555,7 +556,6 @@ void die(const char *msg, ...)
     va_list ap;
 
     endwin();
-    curses_ended = TRUE;
 
     /* Restore the old terminal settings. */
     tcsetattr(0, TCSANOW, &oldterm);
@@ -994,8 +994,10 @@ RETSIGTYPE handle_hupterm(int signal)
 /* Handler for SIGTSTP (suspend). */
 RETSIGTYPE do_suspend(int signal)
 {
+    /* Temporarily leave curses mode. */
     endwin();
-    printf("\n\n\n\n\n%s\n", _("Use \"fg\" to return to nano"));
+
+    printf(_("\n\n\n\n\nUse \"fg\" to return to nano\n"));
     fflush(stdout);
 
     /* Restore the old terminal settings. */

src/proto.h

@@ -138,7 +138,6 @@ extern regmatch_t regmatches[10];
 #endif
 
 extern int reverse_attr;
-extern bool curses_ended;
 
 extern char *homedir;
 

src/utils.c

@@ -355,17 +355,15 @@ const char *strstrwrapper(const char *haystack, const char *needle,
     return mbstrcasestr(start, needle);
 }
 
-/* This is a wrapper for the perror() function.  The wrapper takes care
- * of curses, calls perror() (which writes to stderr), and then
- * refreshes the screen.  Note that nperror() causes the window to
- * flicker once. */
+/* This is a wrapper for the perror() function.  The wrapper temporarily
+ * leaves curses mode, calls perror() (which writes to stderr), and then
+ * reenters curses mode, updating the screen in the process.  Note that
+ * nperror() causes the window to flicker once. */
 void nperror(const char *s)
 {
-    /* Leave curses mode and go to the terminal. */
-    if (endwin() != ERR) {
-	perror(s);		/* Print the error. */
-	total_refresh();	/* Return to curses and refresh. */
-    }
+    endwin();
+    perror(s);
+    doupdate();
 }
 
 /* This is a wrapper for the malloc() function that properly handles

src/winio.c

@@ -2119,7 +2119,7 @@ void statusbar(const char *msg, ...)
 
     /* Curses mode is turned off.  If we use wmove() now, it will muck
      * up the terminal settings.  So we just use vfprintf(). */
-    if (curses_ended) {
+    if (isendwin()) {
 	vfprintf(stderr, msg, ap);
 	va_end(ap);
 	return;