file.c: chardev is loadable

* file.c (ruby_is_fd_loadable): allow character devices to load,
  e.g., `ruby /dev/null` exits successfully.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/file.c b/file.c
index 6aa7dfb720..12299adad6 100644
--- a/file.c
+++ b/file.c
@@ -5959,7 +5959,7 @@ ruby_is_fd_loadable(int fd)
     if (S_ISREG(st.st_mode))
 	return 1;
 
-    if (S_ISFIFO(st.st_mode))
+    if (S_ISFIFO(st.st_mode) || S_ISCHR(st.st_mode))
 	return -1;
 
     if (S_ISDIR(st.st_mode))