Shenzhou board is first to use ONLY Kconfig for configuration

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@5114 7fd9a85b-ad96-42d3-883c-3090e2eb8679

apps/system/readline/Kconfig

@@ -19,21 +19,4 @@ config READLINE_ECHO
 		already has local echo support or you need to suppress the back-channel
 		responses for any other reason.
 
-choice
-	prompt "Newline Options"
-	default EOL_IS_EITHER_CRLF
-
-config EOL_IS_CR
-	bool "EOL is CR"
-
-config EOL_IS_LF
-	bool "EOL is LF"
-
-config EOL_IS_BOTH_CRLF
-	bool "EOL is CR and LF"
-
-config EOL_IS_EITHER_CRLF
-	bool "EOL is CR or LF"
-
-endchoice
 endif

apps/system/readline/readline.c

@@ -63,13 +63,32 @@
 #define CONFIG_READLINE_ECHO 1
 
 /* Some environments may return CR as end-of-line, others LF, and others
- * both.  The logic here assumes either but not both.
+ * both.  If not specified, the logic here assumes either (but not both) as
+ * the default.
  */
 
-#undef  CONFIG_EOL_IS_CR
-#undef  CONFIG_EOL_IS_LF
-#undef  CONFIG_EOL_IS_BOTH_CRLF
-#define CONFIG_EOL_IS_EITHER_CRLF 1
+#if defined(CONFIG_EOL_IS_CR)
+#  undef  CONFIG_EOL_IS_LF
+#  undef  CONFIG_EOL_IS_BOTH_CRLF
+#  undef  CONFIG_EOL_IS_EITHER_CRLF
+#elif defined(CONFIG_EOL_IS_LF)
+#  undef  CONFIG_EOL_IS_CR
+#  undef  CONFIG_EOL_IS_BOTH_CRLF
+#  undef  CONFIG_EOL_IS_EITHER_CRLF
+#elif defined(CONFIG_EOL_IS_BOTH_CRLF)
+#  undef  CONFIG_EOL_IS_CR
+#  undef  CONFIG_EOL_IS_LF
+#  undef  CONFIG_EOL_IS_EITHER_CRLF
+#elif defined(CONFIG_EOL_IS_EITHER_CRLF)
+#  undef  CONFIG_EOL_IS_CR
+#  undef  CONFIG_EOL_IS_LF
+#  undef  CONFIG_EOL_IS_BOTH_CRLF
+#else
+#  undef  CONFIG_EOL_IS_CR
+#  undef  CONFIG_EOL_IS_LF
+#  undef  CONFIG_EOL_IS_BOTH_CRLF
+#  define CONFIG_EOL_IS_EITHER_CRLF 1
+#endif
 
 /****************************************************************************
  * Private Type Declarations