1 files changed, 71 insertions, 0 deletions
diff --git a/lib/readline/posixdir.h b/lib/readline/posixdir.h
new file mode 100644
index 0000000..b737bd7
--- /dev/null
+++ b/lib/readline/posixdir.h
@@ -0,0 +1,71 @@
+/* posixdir.h -- Posix directory reading includes and defines. */
+
+/* Copyright (C) 1987,1991,2012,2019,2021 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash, the Bourne Again SHell.
+
+   Bash is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   Bash is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* This file should be included instead of <dirent.h> or <sys/dir.h>. */
+
+#if !defined (_POSIXDIR_H_)
+#define _POSIXDIR_H_
+
+#if defined (HAVE_DIRENT_H)
+#  include <dirent.h>
+#  if defined (HAVE_STRUCT_DIRENT_D_NAMLEN)
+#    define D_NAMLEN(d)	((d)->d_namlen)
+#  else
+#    define D_NAMLEN(d)   (strlen ((d)->d_name))
+#  endif /* !HAVE_STRUCT_DIRENT_D_NAMLEN */
+#else
+#  if defined (HAVE_SYS_NDIR_H)
+#    include <sys/ndir.h>
+#  endif
+#  if defined (HAVE_SYS_DIR_H)
+#    include <sys/dir.h>
+#  endif
+#  if defined (HAVE_NDIR_H)
+#    include <ndir.h>
+#  endif
+#  if !defined (dirent)
+#    define dirent direct
+#  endif /* !dirent */
+#  define D_NAMLEN(d)   ((d)->d_namlen)
+#endif /* !HAVE_DIRENT_H */
+
+/* The bash code fairly consistently uses d_fileno; make sure it's available */
+#if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
+#  define d_fileno d_ino
+#endif
+
+/* Posix does not require that the d_ino field be present, and some
+   systems do not provide it. */
+#if !defined (HAVE_STRUCT_DIRENT_D_INO) || defined (BROKEN_DIRENT_D_INO)
+#  define REAL_DIR_ENTRY(dp) 1
+#else
+#  define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
+#endif /* _POSIX_SOURCE */
+
+#if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (BROKEN_DIRENT_D_INO)
+#  define D_INO_AVAILABLE
+#endif
+
+/* Signal the rest of the code that it can safely use dirent.d_fileno */
+#if defined (D_INO_AVAILABLE) || defined (HAVE_STRUCT_DIRENT_D_FILENO)
+#  define D_FILENO_AVAILABLE 1
+#endif
+
+#endif /* !_POSIXDIR_H_ */