fix build failure with glibc-2.28

Reported at:
https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html

freadahead.c: In function ‘freadahead’:
freadahead.c:97:3: error: #error "Please port gnulib freadahead.c to your platform! Look at the definition of fflush, fread, ungetc on your system, then report this to bug-gnulib."
  #error "Please port gnulib freadahead.c to your platform! Look at the definition of fflush, fread, ungetc on your system, then report this to bug-gnulib."
   ^~~~~
This commit is contained in:
Kamil Dudka 2018-03-06 12:10:54 +01:00
parent 74060ab73f
commit 048e4fadab
2 changed files with 150 additions and 1 deletions

View File

@ -0,0 +1,142 @@
From 80cdfba079627e15129a926a133825b961d41e36 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 5 Mar 2018 10:56:29 -0800
Subject: [PATCH] fflush: adjust to glibc 2.28 libio.h removal
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Problem reported by Daniel P. Berrangé in:
https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html
* lib/fflush.c (clear_ungetc_buffer_preserving_position)
(disable_seek_optimization, rpl_fflush):
* lib/fpurge.c (fpurge):
* lib/freadahead.c (freadahead):
* lib/freading.c (freading):
* lib/fseeko.c (fseeko):
* lib/stdio-impl.h (_IO_IN_BACKUP) [_IO_EOF_SEEN]:
Define if not already defined.
Upstream-commit: 4af4a4a71827c0bc5e0ec67af23edef4f15cee8e
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
---
gl/lib/fflush.c | 6 +++---
gl/lib/fpurge.c | 2 +-
gl/lib/freadahead.c | 2 +-
gl/lib/freading.c | 2 +-
gl/lib/fseeko.c | 4 ++--
gl/lib/stdio-impl.h | 6 ++++++
6 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/gl/lib/fflush.c b/gl/lib/fflush.c
index 5ae3e41..7a82470 100644
--- a/gl/lib/fflush.c
+++ b/gl/lib/fflush.c
@@ -33,7 +33,7 @@
#undef fflush
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
/* Clear the stream's ungetc buffer, preserving the value of ftello (fp). */
static void
@@ -72,7 +72,7 @@ clear_ungetc_buffer (FILE *fp)
#endif
-#if ! (defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
+#if ! (defined _IO_EOF_SEEN || __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 */
@@ -148,7 +148,7 @@ 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 || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
clear_ungetc_buffer_preserving_position (stream);
diff --git a/gl/lib/fpurge.c b/gl/lib/fpurge.c
index f313b22..ecdf82d 100644
--- a/gl/lib/fpurge.c
+++ b/gl/lib/fpurge.c
@@ -62,7 +62,7 @@ fpurge (FILE *fp)
/* Most systems provide FILE as a struct and the necessary bitmask in
<stdio.h>, because they need it for implementing getc() and putc() as
fast macros. */
-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
fp->_IO_read_end = fp->_IO_read_ptr;
fp->_IO_write_ptr = fp->_IO_write_base;
/* Avoid memory leak when there is an active ungetc buffer. */
diff --git a/gl/lib/freadahead.c b/gl/lib/freadahead.c
index 094daab..3f8101e 100644
--- a/gl/lib/freadahead.c
+++ b/gl/lib/freadahead.c
@@ -25,7 +25,7 @@
size_t
freadahead (FILE *fp)
{
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
if (fp->_IO_write_ptr > fp->_IO_write_base)
return 0;
return (fp->_IO_read_end - fp->_IO_read_ptr)
diff --git a/gl/lib/freading.c b/gl/lib/freading.c
index 0512b19..8c48fe4 100644
--- a/gl/lib/freading.c
+++ b/gl/lib/freading.c
@@ -31,7 +31,7 @@ freading (FILE *fp)
/* Most systems provide FILE as a struct and the necessary bitmask in
<stdio.h>, because they need it for implementing getc() and putc() as
fast macros. */
-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
return ((fp->_flags & _IO_NO_WRITES) != 0
|| ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0
&& fp->_IO_read_base != NULL));
diff --git a/gl/lib/fseeko.c b/gl/lib/fseeko.c
index 1c65d2a..9026408 100644
--- a/gl/lib/fseeko.c
+++ b/gl/lib/fseeko.c
@@ -47,7 +47,7 @@ fseeko (FILE *fp, off_t offset, int whence)
#endif
/* These tests are based on fpurge.c. */
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
if (fp->_IO_read_end == fp->_IO_read_ptr
&& fp->_IO_write_ptr == fp->_IO_write_base
&& fp->_IO_save_base == NULL)
@@ -123,7 +123,7 @@ fseeko (FILE *fp, off_t offset, int whence)
return -1;
}
-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
fp->_flags &= ~_IO_EOF_SEEN;
fp->_offset = pos;
#elif defined __sferror || defined __DragonFly__ || defined __ANDROID__
diff --git a/gl/lib/stdio-impl.h b/gl/lib/stdio-impl.h
index 502d891..ea38ee2 100644
--- a/gl/lib/stdio-impl.h
+++ b/gl/lib/stdio-impl.h
@@ -18,6 +18,12 @@
the same implementation of stdio extension API, except that some fields
have different naming conventions, or their access requires some casts. */
+/* Glibc 2.28 made _IO_IN_BACKUP private. For now, work around this
+ problem by defining it ourselves. FIXME: Do not rely on glibc
+ internals. */
+#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN
+# define _IO_IN_BACKUP 0x100
+#endif
/* BSD stdio derived implementations. */
--
2.16.2

View File

@ -1,7 +1,7 @@
Summary: The GNU versions of find utilities (find and xargs) Summary: The GNU versions of find utilities (find and xargs)
Name: findutils Name: findutils
Version: 4.6.0 Version: 4.6.0
Release: 17%{?dist} Release: 18%{?dist}
Epoch: 1 Epoch: 1
License: GPLv3+ License: GPLv3+
Group: Applications/File Group: Applications/File
@ -14,6 +14,10 @@ Patch0: findutils-4.6.0-mbrtowc-tests.patch
# do not build locate # do not build locate
Patch1: findutils-4.5.15-no-locate.patch Patch1: findutils-4.5.15-no-locate.patch
# fix build failure with glibc-2.28
# https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html
Patch2: findutils-4.6.0-gnulib-fflush.patch
# add a new option -xautofs to find to not descend into directories on autofs # add a new option -xautofs to find to not descend into directories on autofs
# file systems # file systems
Patch3: findutils-4.4.2-xautofs.patch Patch3: findutils-4.4.2-xautofs.patch
@ -140,6 +144,9 @@ fi
%{_infodir}/find-maint.info.gz %{_infodir}/find-maint.info.gz
%changelog %changelog
* Tue Mar 06 2018 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-18
- fix build failure with glibc-2.28
* Mon Feb 19 2018 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-17 * Mon Feb 19 2018 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-17
- add explicit BR for the gcc compiler - add explicit BR for the gcc compiler