Set CONFIG_RTC to 0 for non-RTC targets, and check with #if to profit from -Wundef. No code change.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12811 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 5 insertions, 1 deletions

diff --git a/firmware/export/config.h b/firmware/export/config.h
index ae1ce5b283..c935ac466f 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -242,6 +242,10 @@
 #define CONFIG_CHARGING 0
 #endif
 
+#ifndef CONFIG_RTC
+#define CONFIG_RTC 0
+#endif
+
 /* Enable the directory cache and tagcache in RAM if we have
  * plenty of RAM. Both features can be enabled independently. */
 #if ((defined(MEMORYSIZE) && (MEMORYSIZE > 8)) || MEM > 8) && \
diff --git a/firmware/export/rtc.h b/firmware/export/rtc.h
index eea83d85bb..3d7a6d6ead 100644
--- a/firmware/export/rtc.h
+++ b/firmware/export/rtc.h
@@ -23,7 +23,7 @@
 #include "system.h"
 #include "config.h"
 
-#ifdef CONFIG_RTC
+#if CONFIG_RTC
 
 extern const int dayname[];