findutils-selinux 4.6.0-2: fix build with glibc 2.28

glibc 2.28 introduced breakage in gnulib, which has been patched
upstream.

As this does not break binary builds, do not bump pkgrel.

3 files changed, 137 insertions, 2 deletions

diff --git a/.SRCINFO b/.SRCINFO
index 310ca9a0d746..a8c8a833a54c 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -15,7 +15,9 @@ pkgbase = findutils-selinux
 	conflicts = findutils
 	conflicts = selinux-findutils
 	source = https://ftp.gnu.org/pub/gnu/findutils/findutils-4.6.0.tar.gz
+	source = gnulib-glibc2.28-compatibility.patch
 	sha1sums = f18e8aaee3f3d4173a1f598001003be8706d28b0
+	sha1sums = 089b2f56a7c4b24e03184c158f1352ade2b5d050
 
 pkgname = findutils-selinux
 
diff --git a/PKGBUILD b/PKGBUILD
index 49321eec418e..ddb00ddd2011 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -19,9 +19,17 @@ conflicts=("${pkgname/-selinux}" "selinux-${pkgname/-selinux}")
 provides=("${pkgname/-selinux}=${pkgver}-${pkgrel}"
           "selinux-${pkgname/-selinux}=${pkgver}-${pkgrel}")
 url="http://www.gnu.org/software/findutils"
-source=(https://ftp.gnu.org/pub/gnu/findutils/${pkgname/-selinux}-${pkgver}.tar.gz)
-sha1sums=('f18e8aaee3f3d4173a1f598001003be8706d28b0')
+source=(https://ftp.gnu.org/pub/gnu/findutils/${pkgname/-selinux}-${pkgver}.tar.gz
+        gnulib-glibc2.28-compatibility.patch)
+sha1sums=('f18e8aaee3f3d4173a1f598001003be8706d28b0'
+          '089b2f56a7c4b24e03184c158f1352ade2b5d050')
 #validpgpkeys=('A15B725964A95EE5') # James Youngman <james@youngman.org>
+
+prepare() {
+  cd "${srcdir}/${pkgname/-selinux}-${pkgver}"
+  patch -Np1 -i ../gnulib-glibc2.28-compatibility.patch
+}
+
 build() {
   cd "${srcdir}/${pkgname/-selinux}-${pkgver}"
 
diff --git a/gnulib-glibc2.28-compatibility.patch b/gnulib-glibc2.28-compatibility.patch
new file mode 100644
index 000000000000..14447e730a98
--- /dev/null
+++ b/gnulib-glibc2.28-compatibility.patch
@@ -0,0 +1,125 @@
+Backport gnulib commit 4af4a4a71827c0bc5e0ec67af23edef4f15cee8e to fix
+compatibility with glibc 2.28.
+
+https://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=commitdiff;h=4af4a4a71827c0bc5e0ec67af23edef4f15cee8e;hp=0404c9ae2845cbf93d71b295b67d6c8bd39382d8
+
+
+diff --git a/gl/lib/fflush.c b/gl/lib/fflush.c
+--- 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
+--- 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
+--- 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
+--- 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
+--- 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/mountlist.c b/gl/lib/mountlist.c
+--- a/gl/lib/mountlist.c
++++ b/gl/lib/mountlist.c
+@@ -37,6 +37,12 @@
+ # include <sys/param.h>
+ #endif
+ 
++#if MAJOR_IN_MKDEV
++# include <sys/mkdev.h>
++#elif MAJOR_IN_SYSMACROS
++# include <sys/sysmacros.h>
++#endif
++
+ #if defined MOUNTED_GETFSSTAT   /* OSF_1 and Darwin1.3.x */
+ # if HAVE_SYS_UCRED_H
+ #  include <grp.h> /* needed on OSF V4.0 for definition of NGROUPS,
+diff --git a/gl/lib/stdio-impl.h b/gl/lib/stdio-impl.h
+--- 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.  */
+