usa	2014-04-22 23:57:18 +0900 (Tue, 22 Apr 2014)

  New Revision: 45671

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=45671

  Log:
    * file.c (rb_io_stafs): use statfs(2) if fstatfs(2) is unavailable.
    
    * configure.in (fstatfs): check it.

  Modified files:
    trunk/ChangeLog
    trunk/configure.in
    trunk/file.c
Index: configure.in
===================================================================
--- configure.in	(revision 45670)
+++ configure.in	(revision 45671)
@@ -1946,6 +1946,7 @@ AC_CHECK_FUNCS(fcntl) https://github.com/ruby/ruby/blob/trunk/configure.in#L1946
 AC_CHECK_FUNCS(fdatasync)
 AC_CHECK_FUNCS(fmod)
 AC_CHECK_FUNCS(fork)
+AC_CHECK_FUNCS(fstatfs)
 AC_CHECK_FUNCS(fsync)
 AC_CHECK_FUNCS(ftruncate)
 AC_CHECK_FUNCS(ftruncate64)		# used for Win32 platform
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 45670)
+++ ChangeLog	(revision 45671)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Tue Apr 22 23:56:24 2014  NAKAMURA Usaku  <usa@r...>
+
+	* file.c (rb_io_stafs): use statfs(2) if fstatfs(2) is unavailable.
+
+	* configure.in (fstatfs): check it.
+
 Tue Apr 22 23:14:28 2014  Nobuyoshi Nakada  <nobu@r...>
 
 	* ext/stringio/stringio.c (strio_write): use rb_str_append to
Index: file.c
===================================================================
--- file.c	(revision 45670)
+++ file.c	(revision 45671)
@@ -1120,7 +1120,12 @@ rb_io_statfs(VALUE obj) https://github.com/ruby/ruby/blob/trunk/file.c#L1120
     struct statfs st;
 
     GetOpenFile(obj, fptr);
-    if (fstatfs(fptr->fd, &st) == -1) {
+#ifdef HAVE_FSTATFS
+    if (fstatfs(fptr->fd, &st) == -1)
+#else
+    if (statfs(RSTRING_PTR(fptr->pathv), &st) == -1)
+#endif
+    {
 	rb_sys_fail_path(fptr->pathv);
     }
     return rb_statfs_new(&st);

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