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-rw-r--r--stdio-common/scanf3.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/stdio-common/scanf3.c b/stdio-common/scanf3.c
new file mode 100644
index 0000000000..1a77522482
--- /dev/null
+++ b/stdio-common/scanf3.c
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int arc, char *argv)
+{
+  int n, res;
+  unsigned int val;
+  char *s;
+
+  s = "111";
+
+  val = n = -1;
+  res = sscanf(s, "%u %n", &val, &n);
+  printf("Result of sscanf = %d\n", res);
+  printf("Scanned format %%u = %u\n", val);
+  printf("Possibly scanned format %%n = %d\n", n);
+  if (n != 3 || val != 111 || res != 1)
+    abort ();
+
+  val = n = -1;
+  res = sscanf(s, "%u%n", &val, &n);
+  printf("Result of sscanf = %d\n", res);
+  printf("Scanned format %%u = %u\n", val);
+  printf("Possibly scanned format %%n = %d\n", n);
+  if (n != 3 || val != 111 || res != 1)
+    abort ();
+
+  return 0;
+  return 0;
+}