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-rw-r--r--lib/libc/ctype/isprint.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/libc/ctype/isprint.c b/lib/libc/ctype/isprint.c
new file mode 100644
index 00000000..76524050
--- /dev/null
+++ b/lib/libc/ctype/isprint.c
@@ -0,0 +1,8 @@
+#include <libc.h>
+
+int isprint(int c)
+{
+ return (unsigned)c - 0x20 < 0x5f;
+}
+
+weak_reference(isprint, isprint_l);