miscellaneous minor fixes

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3898 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

 CVS code -
+- chars.c:
+  nstrncasecmp()
+	- When returning, use the "?" operator instead of an if/else
+	  clause. (DLR)
 - files.c:
   input_tab()
 	- Since the field precision operator used in the sprintf() uses

src/chars.c

@@ -514,10 +514,7 @@ int nstrncasecmp(const char *s1, const char *s2, size_t n)
 	    break;
     }
 
-    if (n > 0)
-	return tolower(*s1) - tolower(*s2);
-    else
-	return 0;
+    return (n > 0) ? tolower(*s1) - tolower(*s2) : 0;
 }
 #endif
 
@@ -1026,8 +1023,7 @@ bool is_valid_mbstring(const char *s)
 
     return 
 #ifdef ENABLE_UTF8
-	use_utf8 ?
-	(mbstowcs(NULL, s, 0) != (size_t)-1) :
+	use_utf8 ? (mbstowcs(NULL, s, 0) != (size_t)-1) :
 #endif
 	TRUE;
 }