Change altos build process to support per-product compile-time changes

[fw/altos] / src / ao_stdio.c

diff --git a/src/ao_stdio.c b/src/ao_stdio.c
index 7bc416e1cf2a35ccce874033f61bf583e2f93830..8add30b842b04e1135a11201780a3d778da74671 100644 (file)
--- a/src/ao_stdio.c
+++ b/src/ao_stdio.c
@@ -38,7 +38,8 @@ putchar(char c)
 void
 flush(void)
 {
-       stdios[ao_cur_stdio].flush();
+       if (stdios[ao_cur_stdio].flush)
+               stdios[ao_cur_stdio].flush();
 }
 
 __xdata uint8_t ao_stdin_ready;