Fix accidental ABI break

Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>

0001-Fix-accidental-ABI-break.patch

@@ -0,0 +1,37 @@
+From bf5c2f76f6d4fe8510e8a2e1b24db72c5b53c846 Mon Sep 17 00:00:00 2001
+From: Stephen Gallagher <sgallagh@redhat.com>
+Date: Wed, 3 Apr 2019 08:54:19 -0400
+Subject: [PATCH] Fix accidental ABI break
+
+When we added the .equals() functions for ModulemdDefaults and
+ModulemdComponent, we did not decrease the padding value, which
+resulted in the structure being enlarged.
+
+Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>
+---
+ modulemd/v2/include/modulemd-2.0/modulemd-defaults.h | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/modulemd/v2/include/modulemd-2.0/modulemd-defaults.h b/modulemd/v2/include/modulemd-2.0/modulemd-defaults.h
+index 4794c2f65ea1990f5dc36c80df0804e0320b7730..5da77fb2aead0f8b2c5e8d9dd667a4aaca526d52 100644
+--- a/modulemd/v2/include/modulemd-2.0/modulemd-defaults.h
++++ b/modulemd/v2/include/modulemd-2.0/modulemd-defaults.h
+@@ -63,13 +63,13 @@ struct _ModulemdDefaultsClass
+ 
+   guint64 (*get_mdversion) (ModulemdDefaults *self);
+ 
+   gboolean (*equals) (ModulemdDefaults *self_1, ModulemdDefaults *self_2);
+ 
+-  /* Padding to allow adding up to 10 new virtual functions without
++  /* Padding to allow adding up to 9 new virtual functions without
+    * breaking ABI. */
+-  gpointer padding[10];
++  gpointer padding[9];
+ };
+ 
+ 
+ /**
+  * modulemd_defaults_new:
+-- 
+2.21.0
+

libmodulemd.spec

@@ -12,7 +12,7 @@
 
 Name:           libmodulemd
 Version:        %{libmodulemd_version}
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Module metadata manipulation library
 
 License:        MIT
@@ -42,6 +42,7 @@ Conflicts:      libmodulemd1 < %{libmodulemd_v1_version}-%{release}
 
 
 # Patches
+Patch0001: 0001-Fix-accidental-ABI-break.patch
 
 
 %description
@@ -229,6 +230,9 @@ ln -s libmodulemd.so.%{libmodulemd_v1_version} \
 %{_datadir}/gtk-doc/html/modulemd-1.0/
 
 %changelog
+* Wed Apr 03 2019 Stephen Gallagher <sgallagh@redhat.com> - 2.2.3-2
+- Fix accidental ABI break
+
 * Mon Apr 01 2019 Stephen Gallagher <sgallagh@redhat.com> - 2.2.3-1
 - Update to 2.2.3 and 1.8.6
 - Fix header issue with ModulemdRpmMapEntry