DB's justify fixes

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1450 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -20,15 +20,21 @@ CVS code
 	- Fix assumption that matches is null terminated (David 
 	  Benbennick).
 - nano.c:
-  main()
-	- Fix nano not compiling with ENABLE_RCFILE and DISABLE_TABCOMP
-	  (David Benbennick).
-  help_init()
-	- Fix crashing in do_help when COLS < 23 (David Benbennick).
+  breakable()
+	- Fix incorrect return value on short lines (David Benbennick).
   do_help()
 	- Fix line lengths not being computed properly, causes display
 	  glitches most noticeable with < 20 rows.  New function
 	  nano.c:line_len(). (David Benbennick).
+  do_justify()
+	- Add regfree() to quote regex (David Benbennick).
+	- Only copy previous indent if AUTOINDENT is set (David 
+	  Benbennick).
+  help_init()
+	- Fix crashing in do_help when COLS < 23 (David Benbennick).
+  main()
+	- Fix nano not compiling with ENABLE_RCFILE and DISABLE_TABCOMP
+	  (David Benbennick).
 - rcfile.c:
   colortoint()
 	- Don't bomb after invalid color and print bad color name

nano.c

@@ -2225,7 +2225,9 @@ int breakable(const char *line, int goal)
 	else
 	    goal -= 1;
     }
-    return FALSE;
+    /* If goal is not negative, the whole line (one word) was short
+     * enough. */
+    return goal >= 0;
 }
 
 /* We are trying to break a chunk off line.  We find the last space such
@@ -2400,10 +2402,10 @@ int do_justify(void)
 	    /* There is no next paragraph, so nothing to justify. */
 	    if (current->next == NULL) {
 		placewewant = 0;
-		if (current_y > editwinrows - 1)
-		    edit_update(current, CENTER);
-		else
 		edit_refresh();
+#ifdef HAVE_REGEX_H
+		regfree(&qreg);
+#endif
 		return 0;
 	    }
 	    current = current->next;
@@ -2486,6 +2488,13 @@ int do_justify(void)
 		 * line and copy text after break_pos into it. */
 		splice_node(current, make_new_node(current),
 				current->next);
+		/* In a non-quoted paragraph, we copy the indent only if
+		   AUTOINDENT is turned on. */
+		if (quote_len == 0)
+#ifndef NANO_SMALL
+		    if (!ISSET(AUTOINDENT))
+#endif
+			indent_len = 0;
 		current->next->data = charalloc(indent_len + line_len -
 						break_pos);
 		strncpy(current->next->data, current->data,