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Diffstat (limited to 'code/fe310/gloss/sys_isatty.c')
-rw-r--r--code/fe310/gloss/sys_isatty.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/code/fe310/gloss/sys_isatty.c b/code/fe310/gloss/sys_isatty.c
new file mode 100644
index 0000000..70aec43
--- /dev/null
+++ b/code/fe310/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));
+}