1 files changed, 7 insertions, 0 deletions
diff --git a/fw/fe310/bsp/gloss/sys_isatty.c b/fw/fe310/bsp/gloss/sys_isatty.c
new file mode 100644
index 0000000..70aec43
--- /dev/null
+++ b/fw/fe310/bsp/gloss/sys_isatty.c
@@ -0,0 +1,7 @@
+#include <unistd.h>
+
+int
+_isatty(int fd)
+{
+  return ((fd == STDIN_FILENO) || (fd == STDOUT_FILENO) || (fd == STDERR_FILENO));
+}