reduce NO_RCFILE to a static bool in nano.c, since it's only used there

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3421 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -49,6 +49,8 @@ CVS code -
 	  read.  Changes to sc_init_one(), toggle_init(),
 	  toggle_init_one(), shortcut_init(), get_toggle(), and
 	  help_init(). (DLR, suggested by Benno Schulenberg)
+	- Reduce NO_RCFILE to a static bool in nano.c, since it's only
+	  used there.  Changes to finish() and main(). (DLR)
 - files.c:
   open_file()
 	- Remove redundant wording in the error message when we try to

src/nano.c

@@ -44,6 +44,10 @@
 #include <setjmp.h>
 #endif
 
+#ifdef ENABLE_NANORC
+static bool no_rcfiles = FALSE;
+	/* Should we ignore all rcfiles? */
+#endif
 static struct termios oldterm;
 	/* The user's original terminal settings. */
 static struct sigaction act;
@@ -543,7 +547,7 @@ void finish(void)
     tcsetattr(0, TCSANOW, &oldterm);
 
 #if !defined(NANO_TINY) && defined(ENABLE_NANORC)
-    if (!ISSET(NO_RCFILE) && ISSET(HISTORYLOG))
+    if (!no_rcfiles && ISSET(HISTORYLOG))
 	save_history();
 #endif
 
@@ -1726,7 +1730,7 @@ int main(int argc, char **argv)
 		break;
 #endif
 	    case 'I':
-		SET(NO_RCFILE);
+		no_rcfiles = TRUE;
 		break;
 #endif
 	    case 'K':
@@ -1859,14 +1863,14 @@ int main(int argc, char **argv)
     if (ISSET(RESTRICTED)) {
 	UNSET(SUSPEND);
 	UNSET(BACKUP_FILE);
-	SET(NO_RCFILE);
+	no_rcfiles = TRUE;
     }
 
 /* We've read through the command line options.  Now back up the flags
  * and values that are set, and read the rcfile(s).  If the values
  * haven't changed afterward, restore the backed-up values. */
 #ifdef ENABLE_NANORC
-    if (!ISSET(NO_RCFILE)) {
+    if (!no_rcfiles) {
 #ifndef DISABLE_OPERATINGDIR
 	char *operating_dir_cpy = operating_dir;
 #endif
@@ -1947,7 +1951,7 @@ int main(int argc, char **argv)
     /* Set up the search/replace history. */
     history_init();
 #ifdef ENABLE_NANORC
-    if (!ISSET(NO_RCFILE) && ISSET(HISTORYLOG))
+    if (!no_rcfiles && ISSET(HISTORYLOG))
 	load_history();
 #endif
 #endif

src/nano.h

@@ -364,19 +364,18 @@ typedef struct rcoption {
 #define REBIND_KEYPAD		(1<<16)
 #define NO_CONVERT		(1<<17)
 #define BACKUP_FILE		(1<<18)
-#define NO_RCFILE		(1<<19)
-#define NO_COLOR_SYNTAX		(1<<20)
-#define PRESERVE		(1<<21)
-#define HISTORYLOG		(1<<22)
-#define RESTRICTED		(1<<23)
-#define SMART_HOME		(1<<24)
-#define WHITESPACE_DISPLAY	(1<<25)
-#define MORE_SPACE		(1<<26)
-#define TABS_TO_SPACES		(1<<27)
-#define QUICK_BLANK		(1<<28)
-#define WORD_BOUNDS		(1<<29)
-#define NO_NEWLINES		(1<<30)
-#define BOLD_TEXT		(1<<31)
+#define NO_COLOR_SYNTAX		(1<<19)
+#define PRESERVE		(1<<20)
+#define HISTORYLOG		(1<<21)
+#define RESTRICTED		(1<<22)
+#define SMART_HOME		(1<<23)
+#define WHITESPACE_DISPLAY	(1<<24)
+#define MORE_SPACE		(1<<25)
+#define TABS_TO_SPACES		(1<<26)
+#define QUICK_BLANK		(1<<27)
+#define WORD_BOUNDS		(1<<28)
+#define NO_NEWLINES		(1<<29)
+#define BOLD_TEXT		(1<<30)
 
 /* Control key sequences.  Changing these would be very, very bad. */
 #define NANO_CONTROL_SPACE 0