refactor(printf): move "printf_config.h" include to header

Necessary because PRINTF_OVERRIDE_LIBC is needed in header 
Closes #4

1 files changed, 7 insertions, 0 deletions

diff --git a/printf.h b/printf.h
index a51e9a5..b82e70f 100644
--- a/printf.h
+++ b/printf.h
@@ -35,6 +35,13 @@
 #include <stdarg.h>

 #include <stddef.h>

 

+// define this globally (e.g. gcc -DPRINTF_INCLUDE_CONFIG_H ...) to include the

+// printf_config.h header file

+// default: undefined

+#ifdef PRINTF_INCLUDE_CONFIG_H

+#include "printf_config.h"

+#endif

+

 

 #ifdef __cplusplus

 extern "C" {