add patch from Archlinux to fix FTBFS

dc3dd-30_fix-FTBFS-with-glibc-2.28.patch

@@ -0,0 +1,100 @@
+Description: fix a FTBFS with glibc 2.28
+Author: mschlenker
+Origin: https://aur.archlinux.org/packages/dc3dd/
+Bug-Debian: https://bugs.debian.org/915431
+Forwarded: https://sourceforge.net/p/dc3dd/bugs/19/
+Reviewed-By: Joao Eriberto Mota Filho <eriberto@debian.org>
+Last-Update: 2018-10-17
+--- dc3dd-7.2.646.orig/lib/fpurge.c
++++ dc3dd-7.2.646/lib/fpurge.c
+@@ -61,7 +61,7 @@ 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_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++# if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, 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.  */
+--- dc3dd-7.2.646.orig/lib/freadahead.c
++++ dc3dd-7.2.646/lib/freadahead.c
+@@ -24,7 +24,7 @@
+ size_t
+ freadahead (FILE *fp)
+ {
+-#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   if (fp->_IO_write_ptr > fp->_IO_write_base)
+     return 0;
+   return (fp->_IO_read_end - fp->_IO_read_ptr)
+--- dc3dd-7.2.646.orig/lib/freading.c
++++ dc3dd-7.2.646/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_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   return ((fp->_flags & _IO_NO_WRITES) != 0
+ 	  || ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0
+ 	      && fp->_IO_read_base != NULL));
+--- dc3dd-7.2.646.orig/lib/freadptr.c
++++ dc3dd-7.2.646/lib/freadptr.c
+@@ -29,7 +29,7 @@ freadptr (FILE *fp, size_t *sizep)
+   size_t size;
+ 
+   /* Keep this code in sync with freadahead!  */
+-#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   if (fp->_IO_write_ptr > fp->_IO_write_base)
+     return NULL;
+   size = fp->_IO_read_end - fp->_IO_read_ptr;
+--- dc3dd-7.2.646.orig/lib/freadseek.c
++++ dc3dd-7.2.646/lib/freadseek.c
+@@ -34,7 +34,7 @@ static inline void
+ freadptrinc (FILE *fp, size_t increment)
+ {
+   /* Keep this code in sync with freadptr!  */
+-#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   fp->_IO_read_ptr += increment;
+ #elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */
+   fp_->_p += increment;
+--- dc3dd-7.2.646.orig/lib/fseeko.c
++++ dc3dd-7.2.646/lib/fseeko.c
+@@ -44,7 +44,7 @@ rpl_fseeko (FILE *fp, off_t offset, int
+ #endif
+ 
+   /* These tests are based on fpurge.c.  */
+-#if defined _IO_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   if (fp->_IO_read_end == fp->_IO_read_ptr
+       && fp->_IO_write_ptr == fp->_IO_write_base
+       && fp->_IO_save_base == NULL)
+--- dc3dd-7.2.646.orig/lib/fseterr.c
++++ dc3dd-7.2.646/lib/fseterr.c
+@@ -29,7 +29,7 @@ fseterr (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_ferror_unlocked || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Linux libc5 */
+   fp->_flags |= _IO_ERR_SEEN;
+ #elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */
+   fp_->_flags |= __SERR;
+--- dc3dd-7.2.646.orig/lib/stdio-impl.h
++++ dc3dd-7.2.646/lib/stdio-impl.h
+@@ -18,6 +18,13 @@
+    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.  */
+ 

dc3dd.spec

@@ -1,6 +1,6 @@
 Name:           dc3dd
 Version:        7.2.646
-Release:        7%{?dist}
+Release:        8%{?dist}
 Summary:        Patched version of GNU dd for use in computer forensics
 
 License:        GPLv2+ and GPLv3+
@@ -11,6 +11,11 @@ Source0:        http://downloads.sourceforge.net/dc3dd/%{name}-%{version}.7z
 #Removing the check for AM_C_PROTOTYPES
 Patch0:         dc3dd-automake.patch
 
+# Original Archlinux patch to fix build wiht recent libtools version
+# Author: mschlenker
+Patch1:         dc3dd-30_fix-FTBFS-with-glibc-2.28.patch
+
+
 BuildRequires:  gcc
 BuildRequires:  git
 BuildRequires:  gettext
@@ -25,30 +30,30 @@ dc3dd is a patched version of GNU dd to include a number of features useful
 for computer forensics. Many of these features were inspired by dcfldd, but
 were rewritten for dc3dd.
 
-    * Pattern writes. The program can write a single hexadecimal value or a
+* Pattern writes. The program can write a single hexadecimal value or a
     text string to the output device for wiping purposes.
-    * Piecewise and overall hashing with multiple algorithms and variable 
+* Piecewise and overall hashing with multiple algorithms and variable 
     size windows. Supports MD5, SHA-1, SHA-256, and SHA-512. Hashes can be 
     computed before or after conversions are made.
-    * Progress meter with automatic input/output file size probing
-    * Combined log for hashes and errors
-    * Error grouping. Produces one error message for identical sequential 
+* Progress meter with automatic input/output file size probing
+* Combined log for hashes and errors
+* Error grouping. Produces one error message for identical sequential 
     errors
-    * Verify mode. Able to repeat any transformations done to the input 
+* Verify mode. Able to repeat any transformations done to the input 
     file and compare it to an output.
-    * Ability to split the output into chunks with numerical or alphabetic 
+* Ability to split the output into chunks with numerical or alphabetic 
     extensions
 
 
 %prep
 %autosetup -S git
 
-# Update the embedded gnulib library files
-gnulib-tool --update
-
 #Missing x flag in version 7.2.646 makes the build fail
 chmod +x build-aux/git-version-gen configure
 
+# ChangeLog having wrong ends of lines
+sed -i -e 's|\r||g' ChangeLog
+
 
 %build
 autoreconf -vif #BZ925238 - support aarch64
@@ -68,11 +73,14 @@ make install DESTDIR=$RPM_BUILD_ROOT
 %{_mandir}/man1/%{name}.*
 
 %changelog
+* Sun Oct 20 2019 Michal Ambroz <rebus [AT] seznam.cz> - 7.2.646-8
+- use Archlinux patch to fix FTBFS, do not update gnulib embedded library files
+
 * Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 7.2.646-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
 * Tue Aug 28 2018 Michal Ambroz <rebus [AT] seznam.cz> - 7.2.646-6
-- fix FTBS, update gnulib embedded library files
+- fix FTBFS, update gnulib embedded library files
 
 * Thu Jul 12 2018 Fedora Release Engineering <releng@fedoraproject.org> - 7.2.646-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild