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
parent
74060ab73f
commit
048e4fadab
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@ -0,0 +1,142 @@
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From 80cdfba079627e15129a926a133825b961d41e36 Mon Sep 17 00:00:00 2001
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From: Paul Eggert <eggert@cs.ucla.edu>
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Date: Mon, 5 Mar 2018 10:56:29 -0800
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Subject: [PATCH] fflush: adjust to glibc 2.28 libio.h removal
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Problem reported by Daniel P. Berrangé in:
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https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html
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* lib/fflush.c (clear_ungetc_buffer_preserving_position)
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(disable_seek_optimization, rpl_fflush):
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* lib/fpurge.c (fpurge):
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* lib/freadahead.c (freadahead):
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* lib/freading.c (freading):
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* lib/fseeko.c (fseeko):
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* lib/stdio-impl.h (_IO_IN_BACKUP) [_IO_EOF_SEEN]:
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Define if not already defined.
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Upstream-commit: 4af4a4a71827c0bc5e0ec67af23edef4f15cee8e
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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gl/lib/fflush.c | 6 +++---
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gl/lib/fpurge.c | 2 +-
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gl/lib/freadahead.c | 2 +-
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gl/lib/freading.c | 2 +-
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gl/lib/fseeko.c | 4 ++--
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gl/lib/stdio-impl.h | 6 ++++++
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6 files changed, 14 insertions(+), 8 deletions(-)
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diff --git a/gl/lib/fflush.c b/gl/lib/fflush.c
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index 5ae3e41..7a82470 100644
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--- a/gl/lib/fflush.c
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+++ b/gl/lib/fflush.c
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@@ -33,7 +33,7 @@
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#undef fflush
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-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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/* Clear the stream's ungetc buffer, preserving the value of ftello (fp). */
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static void
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@@ -72,7 +72,7 @@ clear_ungetc_buffer (FILE *fp)
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#endif
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-#if ! (defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
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+#if ! (defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */)
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# if (defined __sferror || defined __DragonFly__ || defined __ANDROID__) && defined __SNPT
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/* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Android */
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@@ -148,7 +148,7 @@ rpl_fflush (FILE *stream)
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if (stream == NULL || ! freading (stream))
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return fflush (stream);
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-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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clear_ungetc_buffer_preserving_position (stream);
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diff --git a/gl/lib/fpurge.c b/gl/lib/fpurge.c
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index f313b22..ecdf82d 100644
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--- a/gl/lib/fpurge.c
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+++ b/gl/lib/fpurge.c
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@@ -62,7 +62,7 @@ fpurge (FILE *fp)
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/* Most systems provide FILE as a struct and the necessary bitmask in
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<stdio.h>, because they need it for implementing getc() and putc() as
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fast macros. */
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-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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fp->_IO_read_end = fp->_IO_read_ptr;
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fp->_IO_write_ptr = fp->_IO_write_base;
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/* Avoid memory leak when there is an active ungetc buffer. */
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diff --git a/gl/lib/freadahead.c b/gl/lib/freadahead.c
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index 094daab..3f8101e 100644
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--- a/gl/lib/freadahead.c
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+++ b/gl/lib/freadahead.c
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@@ -25,7 +25,7 @@
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size_t
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freadahead (FILE *fp)
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{
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-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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if (fp->_IO_write_ptr > fp->_IO_write_base)
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return 0;
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return (fp->_IO_read_end - fp->_IO_read_ptr)
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diff --git a/gl/lib/freading.c b/gl/lib/freading.c
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index 0512b19..8c48fe4 100644
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--- a/gl/lib/freading.c
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+++ b/gl/lib/freading.c
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@@ -31,7 +31,7 @@ freading (FILE *fp)
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/* Most systems provide FILE as a struct and the necessary bitmask in
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<stdio.h>, because they need it for implementing getc() and putc() as
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fast macros. */
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-# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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return ((fp->_flags & _IO_NO_WRITES) != 0
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|| ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0
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&& fp->_IO_read_base != NULL));
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diff --git a/gl/lib/fseeko.c b/gl/lib/fseeko.c
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index 1c65d2a..9026408 100644
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--- a/gl/lib/fseeko.c
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+++ b/gl/lib/fseeko.c
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@@ -47,7 +47,7 @@ fseeko (FILE *fp, off_t offset, int whence)
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#endif
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/* These tests are based on fpurge.c. */
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-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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if (fp->_IO_read_end == fp->_IO_read_ptr
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&& fp->_IO_write_ptr == fp->_IO_write_base
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&& fp->_IO_save_base == NULL)
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@@ -123,7 +123,7 @@ fseeko (FILE *fp, off_t offset, int whence)
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return -1;
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}
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-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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+#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
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fp->_flags &= ~_IO_EOF_SEEN;
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fp->_offset = pos;
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#elif defined __sferror || defined __DragonFly__ || defined __ANDROID__
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diff --git a/gl/lib/stdio-impl.h b/gl/lib/stdio-impl.h
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index 502d891..ea38ee2 100644
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--- a/gl/lib/stdio-impl.h
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+++ b/gl/lib/stdio-impl.h
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@@ -18,6 +18,12 @@
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the same implementation of stdio extension API, except that some fields
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have different naming conventions, or their access requires some casts. */
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+/* Glibc 2.28 made _IO_IN_BACKUP private. For now, work around this
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+ problem by defining it ourselves. FIXME: Do not rely on glibc
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+ internals. */
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+#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN
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+# define _IO_IN_BACKUP 0x100
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+#endif
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/* BSD stdio derived implementations. */
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--
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2.16.2
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@ -1,7 +1,7 @@
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Summary: The GNU versions of find utilities (find and xargs)
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Name: findutils
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Version: 4.6.0
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Release: 17%{?dist}
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Release: 18%{?dist}
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Epoch: 1
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License: GPLv3+
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Group: Applications/File
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@ -14,6 +14,10 @@ Patch0: findutils-4.6.0-mbrtowc-tests.patch
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# do not build locate
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Patch1: findutils-4.5.15-no-locate.patch
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# fix build failure with glibc-2.28
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# https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html
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Patch2: findutils-4.6.0-gnulib-fflush.patch
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# add a new option -xautofs to find to not descend into directories on autofs
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# file systems
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Patch3: findutils-4.4.2-xautofs.patch
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@ -140,6 +144,9 @@ fi
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%{_infodir}/find-maint.info.gz
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%changelog
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* Tue Mar 06 2018 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-18
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- fix build failure with glibc-2.28
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* Mon Feb 19 2018 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-17
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- add explicit BR for the gcc compiler
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