X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Ffflush.c;h=a140b7ad9a06946ed0590ad2ed4499fba8edb412;hb=92249085071a973e2c0621b0415b93d2e48bb00d;hp=2bd7cc9f1c90d5c411a4448995850a4ffd46165d;hpb=2e7e88b2efec90c4ad9dc7a24d533b36a6223be2;p=debian%2Fgzip

diff --git a/lib/fflush.c b/lib/fflush.c
index 2bd7cc9..a140b7a 100644
--- a/lib/fflush.c
+++ b/lib/fflush.c
@@ -1,5 +1,5 @@
 /* fflush.c -- allow flushing input streams
-   Copyright (C) 2007-2016 Free Software Foundation, Inc.
+   Copyright (C) 2007-2018 Free Software Foundation, Inc.
 
    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
@@ -12,7 +12,7 @@
    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, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Written by Eric Blake. */
 
@@ -33,7 +33,8 @@
 #undef fflush
 
 
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1
+/* GNU libc, BeOS, Haiku, Linux libc5 */
 
 /* Clear the stream's ungetc buffer, preserving the value of ftello (fp).  */
 static void
@@ -51,7 +52,7 @@ static void
 clear_ungetc_buffer (FILE *fp)
 {
 # if defined __sferror || defined __DragonFly__ || defined __ANDROID__
-  /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+  /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Minix 3, Android */
   if (HASUB (fp))
     {
       fp_->_p += fp_->_r;
@@ -63,7 +64,7 @@ clear_ungetc_buffer (FILE *fp)
       fp->_ungetc_count = 0;
       fp->_rcount = - fp->_rcount;
     }
-# elif defined _IOERR               /* Minix, AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, NonStop Kernel */
+# elif defined _IOERR               /* Minix, AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, MSVC, NonStop Kernel, OpenVMS */
   /* Nothing to do.  */
 # else                              /* other implementations */
   fseeko (fp, 0, SEEK_CUR);
@@ -72,10 +73,11 @@ clear_ungetc_buffer (FILE *fp)
 
 #endif
 
-#if ! (defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
+#if ! (defined _IO_EOF_SEEN || defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1)
+/* GNU libc, BeOS, Haiku, Linux libc5 */
 
 # if (defined __sferror || defined __DragonFly__ || defined __ANDROID__) && defined __SNPT
-/* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+/* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Minix 3, Android */
 
 static int
 disable_seek_optimization (FILE *fp)
@@ -98,7 +100,7 @@ update_fpos_cache (FILE *fp _GL_UNUSED_PARAMETER,
                    off_t pos _GL_UNUSED_PARAMETER)
 {
 #  if defined __sferror || defined __DragonFly__ || defined __ANDROID__
-  /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+  /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Minix 3, Android */
 #   if defined __CYGWIN__
   /* fp_->_offset is typed as an integer.  */
   fp_->_offset = pos;
@@ -148,7 +150,8 @@ rpl_fflush (FILE *stream)
   if (stream == NULL || ! freading (stream))
     return fflush (stream);
 
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1
+  /* GNU libc, BeOS, Haiku, Linux libc5 */
 
   clear_ungetc_buffer_preserving_position (stream);
 
@@ -199,7 +202,7 @@ rpl_fflush (FILE *stream)
     }
 
 # if (defined __sferror || defined __DragonFly__ || defined __ANDROID__) && defined __SNPT
-    /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
+    /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Minix 3, Android */
 
     {
       /* Disable seek optimization for the next fseeko call.  This tells the