Backport patch from upstream

197.patch

@@ -0,0 +1,66 @@
+From 9f37824abe59ce6725c58c65e7a588ef0861d268 Mon Sep 17 00:00:00 2001
+From: Emmanuele Bassi <ebassi@gnome.org>
+Date: Wed, 10 Jun 2020 16:28:42 +0100
+Subject: [PATCH] Use the correct identifier for Pango sub-libraries
+
+The Pango sub-libraries sadly hijack the Pango namespace for their
+symbols, but use a different namespace for the identifiers.
+
+This fixes an introspection ABI incompatible change that made its way in
+Pango 1.45.
+---
+ pango/meson.build | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/pango/meson.build b/pango/meson.build
+index ad7fb798..015175c3 100644
+--- a/pango/meson.build
++++ b/pango/meson.build
+@@ -238,7 +238,7 @@ if build_pangoft2
+       dependencies: [ libpango_dep, pango_gir_dep ],
+       namespace: 'PangoFc',
+       nsversion: pango_api_version,
+-      identifier_prefix: 'Pango',
++      identifier_prefix: 'PangoFc',
+       symbol_prefix: 'pango',
+       export_packages: 'pangofc',
+       includes: [ pango_gir[0], 'fontconfig-2.0', ],
+@@ -256,7 +256,7 @@ if build_pangoft2
+       dependencies: [ libpango_dep, pango_gir_dep, pangofc_gir_dep ],
+       namespace: 'PangoOT',
+       nsversion: pango_api_version,
+-      identifier_prefix: 'Pango',
++      identifier_prefix: 'PangoOT',
+       symbol_prefix: 'pango',
+       export_packages: 'pangoot',
+       includes: [ pangofc_gir[0], 'freetype2-2.0', ],
+@@ -273,7 +273,7 @@ if build_pangoft2
+       dependencies: [ libpango_dep, pango_gir_dep, pangofc_gir_dep, pangoot_gir_dep ],
+       namespace: 'PangoFT2',
+       nsversion: pango_api_version,
+-      identifier_prefix: 'Pango',
++      identifier_prefix: 'PangoFT2',
+       symbol_prefix: 'pango',
+       export_packages: 'pangoft2',
+       includes: [ pangofc_gir[0], 'freetype2-2.0', ],
+@@ -363,7 +363,7 @@ if xft_dep.found() and fontconfig_dep.found()
+       dependencies: [ libpango_dep, libpangoft2_dep, pango_gir_dep, pangoot_gir_dep, pangoft2_gir_dep ],
+       namespace: 'PangoXft',
+       nsversion: pango_api_version,
+-      identifier_prefix: 'Pango',
++      identifier_prefix: 'PangoXft',
+       symbol_prefix: 'pango',
+       export_packages: 'pangoxft',
+       includes: [ pango_gir[0], pangoot_gir[0], pangoft2_gir[0], 'GObject-2.0', 'xft-2.0', 'xlib-2.0' ],
+@@ -528,7 +528,7 @@ if cairo_dep.found()
+       dependencies: [ pangocairo_deps, pango_gir_dep ],
+       namespace: 'PangoCairo',
+       nsversion: pango_api_version,
+-      identifier_prefix: 'Pango',
++      identifier_prefix: 'PangoCairo',
+       symbol_prefix: 'pango',
+       export_packages: 'pangocairo',
+       includes: [ pango_gir[0], 'GObject-2.0', 'cairo-1.0' ],
+-- 
+2.26.2
+

pango.spec

@@ -9,13 +9,16 @@
 
 Name: pango
 Version: 1.45.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: System for layout and rendering of internationalized text
 
 License: LGPLv2+
 URL: http://www.pango.org
 Source0: https://download.gnome.org/sources/%{name}/1.45/%{name}-%{version}.tar.xz
 
+# already upstream
+Patch0: 197.patch
+
 BuildRequires: pkgconfig(cairo) >= %{cairo_version}
 BuildRequires: pkgconfig(freetype2) >= %{freetype_version}
 BuildRequires: pkgconfig(glib-2.0) >= %{glib2_version}
@@ -74,7 +77,7 @@ the functionality of the installed %{name} package.
 
 
 %prep
-%setup -q -n pango-%{version}
+%autosetup -n pango-%{version} -p1
 
 
 %build
@@ -128,6 +131,9 @@ fi
 
 
 %changelog
+* Thu Jun 11 2020 Richard Hughes <rhughes@redhat.com> - 1.45.1-2
+- Backport a patch to avoid breaking introspection ABI.
+
 * Tue Jun 09 2020 Kalev Lember <klember@redhat.com> - 1.45.1-1
 - Update to 1.45.1