Backport upstream patch for proper EOF handling (bugz#1705129)

Conflicts:
	octave.spec

octave-eof.patch

@@ -0,0 +1,28 @@
+
+# HG changeset patch
+# User Mike Miller <mtmiller@octave.org>
+# Date 1554238576 25200
+# Node ID c3716220d5b93c49e1c7cc8ebe0b76dd961f4ec7
+# Parent  fc73dafece570f201c18a4eb4a8729a654cfcfbb
+fix pause and kbhit with glibc 2.28 end-of-file state behavior (bug #55029)
+
+* sysdep.cc (octave::kbhit): Call "clearerr (stdin)" on end-of-file condition
+in addition to "std::cin.clear ()".  In glibc 2.28, end-of-file is persistent
+and must be cleared by the application.
+
+diff --git a/libinterp/corefcn/sysdep.cc b/libinterp/corefcn/sysdep.cc
+--- a/libinterp/corefcn/sysdep.cc
++++ b/libinterp/corefcn/sysdep.cc
+@@ -566,7 +566,10 @@
+     int c = std::cin.get ();
+ 
+     if (std::cin.fail () || std::cin.eof ())
+-      std::cin.clear ();
++      {
++        std::cin.clear ();
++        clearerr (stdin);
++      }
+ 
+     // Restore it, enabling system call restarts (if possible).
+     octave::set_interrupt_handler (saved_interrupt_handler, true);
+

octave.spec

@@ -37,6 +37,10 @@ Source3:        octave-5.1.0-docs.tar.lz
 # SUNDIALS 3 support
 # https://savannah.gnu.org/bugs/?52475
 Patch1:         octave-sundials3.patch
+# Proper EOF handling
+# https://bugzilla.redhat.com/show_bug.cgi?id=1705129
+# https://hg.savannah.gnu.org/hgweb/octave/rev/c3716220d5b9
+Patch2:         octave-eof.patch
 
 Provides:       octave(api) = %{octave_api}
 Provides:       bundled(gnulib)
@@ -199,6 +203,7 @@ This package contains documentation for Octave.
 
 %prep
 %setup -q -n %{name}-%{version}%{?rctag}
+%patch2 -p1 -b .eof
 # EPEL7's autoconf/automake is too old so don't do
 # unneeded patches there
 %if 0%{?fedora}
@@ -405,6 +410,10 @@ make check %{?el7:|| :}
 %{_pkgdocdir}/refcard*.pdf
 
 %changelog
+* Mon May  6 2019 Orion Poplawski <orion@nwra.com> - 6:5.1.0-1
+- Update to 5.1.0
+- Add upstream patch for proper EOF handling (bugz#1705129)
+
 * Thu Mar  7 2019 Tim Landscheidt <tim@tim-landscheidt.de> - 6:4.4.1-5
 - Remove obsolete requirements for post/preun scriptlets