Make FILE_WRITE append in SD.h wrapper

earlephilhower · earlephilhower · commit 356f4083d4f7 · 2019-05-16T13:55:55.000-07:00
Fixes esp8266#6105
diff --git a/libraries/SD/src/SD.h b/libraries/SD/src/SD.h
@@ -27,7 +27,7 @@
 #undef FILE_READ
 #define FILE_READ sdfat::O_READ
 #undef FILE_WRITE
-#define FILE_WRITE (sdfat::O_READ | sdfat::O_WRITE | sdfat::O_CREAT)
+#define FILE_WRITE (sdfat::O_READ | sdfat::O_WRITE | sdfat::O_CREAT | sdfat::O_APPEND)
 
 class SDClass {
 public:
