From a405fc138596f552581d2011fd6de02d5c8186c4 Mon Sep 17 00:00:00 2001
From: RincewindsHat <12514511+RincewindsHat@users.noreply.github.com>
Date: Wed, 17 Nov 2021 01:05:54 +0100
Subject: Sync with the latest Gnulib code (1a268176f)

---
 gl/freading.h | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 gl/freading.h

(limited to 'gl/freading.h')

diff --git a/gl/freading.h b/gl/freading.h
new file mode 100644
index 00000000..61cdbd22
--- /dev/null
+++ b/gl/freading.h
@@ -0,0 +1,55 @@
+/* Retrieve information about a FILE stream.
+   Copyright (C) 2007-2021 Free Software Foundation, Inc.
+
+   This file is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of the
+   License, or (at your option) any later version.
+
+   This file 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 Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+/* Return true if the stream STREAM is opened read-only, or if the
+   last operation on the stream was a read operation.  Return false if
+   the stream is opened write-only or append-only, or if it supports
+   writing and there is no current read operation (such as fgetc).
+
+   freading and fwriting will never both be true.  If STREAM supports
+   both reads and writes, then:
+     - both freading and fwriting might be false when the stream is first
+       opened, after read encounters EOF, or after fflush,
+     - freading might be false or true and fwriting might be false
+       after repositioning (such as fseek, fsetpos, or rewind),
+   depending on the underlying implementation.
+
+   STREAM must not be wide-character oriented.  */
+
+#if HAVE___FREADING && (!defined __GLIBC__ || defined __UCLIBC__ || __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7))
+/* Solaris >= 7, UnixWare >= 7.1.4.MP4, Cygwin >= 1.7.34, Android API >= 29, not glibc >= 2.2, but glibc >= 2.7, or musl libc  */
+
+# if HAVE_STDIO_EXT_H
+#  include <stdio_ext.h>
+# endif
+# define freading(stream) (__freading (stream) != 0)
+
+#else
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+extern bool freading (FILE *stream) _GL_ATTRIBUTE_PURE;
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif
-- 
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