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-rw-r--r--stdio-common/tst-put-error.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/stdio-common/tst-put-error.c b/stdio-common/tst-put-error.c
new file mode 100644
index 0000000000..115dbd509a
--- /dev/null
+++ b/stdio-common/tst-put-error.c
@@ -0,0 +1,33 @@
+#include <errno.h>
+#include <error.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+
+static int
+do_test (void)
+{
+  char tmpl[] = "/tmp/tst-put-error.XXXXXX";
+  int fd = mkstemp (tmpl);
+  if (fd == -1)
+    error (EXIT_FAILURE, errno, "cannot create temporary file");
+  FILE *fp = fdopen (fd, "w");
+  if (fp == NULL)
+    error (EXIT_FAILURE, errno, "fdopen");
+  setlinebuf (fp);
+  close (fd);
+  unlink (tmpl);
+  int n = fprintf (fp, "hello world\n");
+  printf ("fprintf = %d\n", n);
+  if (n >= 0)
+    error (EXIT_FAILURE, 0, "first fprintf succeeded");
+  n = fprintf (fp, "hello world\n");
+  printf ("fprintf = %d\n", n);
+  if (n >= 0)
+    error (EXIT_FAILURE, 0, "second fprintf succeeded");
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"