1 files changed, 19 insertions, 0 deletions
diff --git a/sys/libfmt/vprint.c b/sys/libfmt/vprint.c
new file mode 100644
index 0000000..bb3076b
--- /dev/null
+++ b/sys/libfmt/vprint.c
@@ -0,0 +1,19 @@
+#include "internal.h"
+
+int
+fmt·vprint(char *fmt, va_list args)
+{
+    fmt·State io;
+    int  n;
+    char buf[256];
+
+    fmt·open(1, sizeof(buf), buf, &io);
+
+    va_copy(io.args, args);
+    n = fmt·do(&io, fmt);
+    va_end(io.args);
+
+    if(n > 0 && io.flush(&io) < 0)
+        return -1;
+    return n;
+}