1 files changed, 46 insertions, 0 deletions
diff --git a/io/bug-ftw3.c b/io/bug-ftw3.c
new file mode 100644
index 0000000000..98bb563f0c
--- /dev/null
+++ b/io/bug-ftw3.c
@@ -0,0 +1,46 @@
+#include <errno.h>
+#include <ftw.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static int
+cb (const char *fname, const struct stat *st, int flag)
+{
+  printf ("%s %d\n", fname, flag);
+  return 0;
+}
+
+int
+main (void)
+{
+  char tmp[] = "/tmp/ftwXXXXXX";
+  char *dname;
+  int r;
+  int e;
+
+  dname = mkdtemp (tmp);
+  if (dname == NULL)
+    {
+      printf ("mkdtemp: %m\n");
+      exit (1);
+    }
+
+  if (chmod (dname, S_IWUSR|S_IXUSR|S_IWGRP|S_IXGRP|S_IWOTH|S_IXOTH) != 0)
+    {
+      printf ("chmod: %m\n");
+      exit (1);
+    }
+
+  r = ftw (dname, cb, 10);
+  e = errno;
+  printf ("r = %d", r);
+  if (r != 0)
+    printf (", errno = %d", errno);
+  puts ("");
+
+  chmod (dname, S_IRWXU|S_IRWXG|S_IRWXO);
+  rmdir (dname);
+
+  return r != -1 && e == EACCES;
+}