1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/lib/isprint.c b/kernel/lib/isprint.c
new file mode 100644
index 0000000..e5582dc
--- /dev/null
+++ b/kernel/lib/isprint.c
@@ -0,0 +1,6 @@
+#include <lib.h>
+
+int isprint(int c)
+{
+	return ((unsigned)(c - 0x20) <= (0x7e - 0x20));
+}