From 83ead3c4a7dc2670bad06745eaccbdd0a9397f46 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 29 May 2014 22:28:47 +0000
Subject: * ext/-test-/dir: Dir#fileno implemented.

* test/lib/minitest/unit.rb (find_fds): Don't return the fd used to
  scan /proc/$$/fd.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46240 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/-test-/dir/extconf.rb |   9 ++++
 ext/-test-/dir/fileno.c   | 107 ++++++++++++++++++++++++++++++++++++++++++++++
 ext/-test-/dir/init.c     |  11 +++++
 3 files changed, 127 insertions(+)
 create mode 100644 ext/-test-/dir/extconf.rb
 create mode 100644 ext/-test-/dir/fileno.c
 create mode 100644 ext/-test-/dir/init.c

(limited to 'ext/-test-/dir')

diff --git a/ext/-test-/dir/extconf.rb b/ext/-test-/dir/extconf.rb
new file mode 100644
index 0000000000..ce4aad142a
--- /dev/null
+++ b/ext/-test-/dir/extconf.rb
@@ -0,0 +1,9 @@
+have_func("dirfd")
+
+$INCFLAGS << " -I$(topdir) -I$(top_srcdir)"
+$srcs = Dir[File.join($srcdir, "*.{#{SRC_EXT.join(%q{,})}}")]
+inits = $srcs.map {|s| File.basename(s, ".*")}
+inits.delete("init")
+inits.map! {|s|"X(#{s})"}
+$defs << "-DTEST_INIT_FUNCS(X)=\"#{inits.join(' ')}\""
+create_makefile("-test-/dir")
diff --git a/ext/-test-/dir/fileno.c b/ext/-test-/dir/fileno.c
new file mode 100644
index 0000000000..7a451bc1a7
--- /dev/null
+++ b/ext/-test-/dir/fileno.c
@@ -0,0 +1,107 @@
+#include "ruby.h"
+#include "ruby/encoding.h"
+#include "internal.h"
+
+#if defined HAVE_DIRENT_H && !defined _WIN32
+# include <dirent.h>
+#elif defined HAVE_DIRECT_H && !defined _WIN32
+# include <direct.h>
+#else
+# define dirent direct
+# if HAVE_SYS_NDIR_H
+#  include <sys/ndir.h>
+# endif
+# if HAVE_SYS_DIR_H
+#  include <sys/dir.h>
+# endif
+# if HAVE_NDIR_H
+#  include <ndir.h>
+# endif
+# ifdef _WIN32
+#  include "win32/dir.h"
+# endif
+#endif
+#if defined(__native_client__) && defined(NACL_NEWLIB)
+# include "nacl/dirent.h"
+# include "nacl/stat.h"
+#endif
+
+struct dir_data {
+    DIR *dir;
+    VALUE path;
+    rb_encoding *enc;
+};
+
+static void *
+rb_check_typeddata0(VALUE obj /*, const rb_data_type_t *data_type */)
+{
+    const char *etype;
+    /* static const char mesg[] = "wrong argument type %s (expected %s)"; */
+
+    if (!RB_TYPE_P(obj, T_DATA)) {
+        etype = rb_builtin_class_name(obj);
+        /* rb_raise(rb_eTypeError, mesg, etype, data_type->wrap_struct_name); */
+        rb_raise(rb_eTypeError, "wrong argument type %s", etype);
+    }
+/*
+    if (!RTYPEDDATA_P(obj)) {
+        etype = rb_obj_classname(obj);
+        rb_raise(rb_eTypeError, mesg, etype, data_type->wrap_struct_name);
+    }
+    else if (!rb_typeddata_inherited_p(RTYPEDDATA_TYPE(obj), data_type)) {
+        etype = RTYPEDDATA_TYPE(obj)->wrap_struct_name;
+        rb_raise(rb_eTypeError, mesg, etype, data_type->wrap_struct_name);
+    }
+*/
+    return DATA_PTR(obj);
+}
+
+static void
+dir_closed(void)
+{
+    rb_raise(rb_eIOError, "closed directory");
+}
+
+static struct dir_data *
+dir_check(VALUE dir)
+{
+    struct dir_data *dirp;
+    rb_check_frozen(dir);
+    dirp = rb_check_typeddata0(dir /*, &dir_data_type*/);
+    if (!dirp->dir) dir_closed();
+    return dirp;
+}
+
+#define GetDIR(obj, dirp) ((dirp) = dir_check(obj))
+
+#ifdef HAVE_DIRFD
+/*
+ *  call-seq:
+ *     dir.fileno -> integer
+ *
+ *  Returns the file descriptor used in <em>dir</em>.
+ *
+ *     d = Dir.new("..")
+ *     d.fileno   #=> 8
+ */
+static VALUE
+dir_fileno(VALUE dir)
+{
+    struct dir_data *dirp;
+    int fd;
+
+    GetDIR(dir, dirp);
+    fd = dirfd(dirp->dir);
+    if (fd == -1)
+       rb_sys_fail("dirfd");
+    return INT2NUM(fd);
+}
+#else
+#define dir_fileno rb_f_notimplement
+#endif
+
+void
+Init_fileno(VALUE klass)
+{
+    rb_define_method(rb_cDir,"fileno", dir_fileno, 0);
+}
diff --git a/ext/-test-/dir/init.c b/ext/-test-/dir/init.c
new file mode 100644
index 0000000000..2ca1508468
--- /dev/null
+++ b/ext/-test-/dir/init.c
@@ -0,0 +1,11 @@
+#include "ruby.h"
+
+#define init(n) {void Init_##n(VALUE klass); Init_##n(klass);}
+
+void
+Init_dir(void)
+{
+    VALUE mBug = rb_define_module("Bug");
+    VALUE klass = rb_define_class_under(mBug, "Dir", rb_cObject);
+    TEST_INIT_FUNCS(init);
+}
-- 
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