Add support for Solaris 10 ACLs. Also, ACLs are Gnulib, not Autoconf.

[gnulib.git] / lib / freading.c

diff --git a/lib/freading.c b/lib/freading.c
index c5bdd6e..dcdc3d2 100644 (file)
--- a/lib/freading.c
+++ b/lib/freading.c
@@ -1,28 +1,27 @@
 /* Retrieve information about a FILE stream.
    Copyright (C) 2007 Free Software Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify
+   This program 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 2, or (at your option)
-   any later version.
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program 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 this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
 /* Specification.  */
 #include "freading.h"
 
-/* Don't use glibc's __freading function, see
+/* Don't use glibc's __freading function in glibc < 2.7, see
    <http://sourceware.org/bugzilla/show_bug.cgi?id=4359>  */
-#if !(HAVE___FREADING && !defined __GLIBC__)
+#if !(HAVE___FREADING && (!defined __GLIBC__ || __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)))
 
 bool
 freading (FILE *fp)
@@ -40,6 +39,9 @@ freading (FILE *fp)
   return (fp->_flag & _IOREAD) != 0;
 #elif defined __UCLIBC__            /* uClibc */
   return (fp->__modeflags & (__FLAG_READONLY | __FLAG_READING)) != 0;
+#elif defined __QNX__               /* QNX */
+  return ((fp->_Mode & 0x2 /* _MOPENW */) == 0
+         || (fp->_Mode & 0x1000 /* _MREAD */) != 0);
 #else
  #error "Please port gnulib freading.c to your platform!"
 #endif