Prepare for future upgrade to API/ABI version 1.16 by introducing virtual Provides for a name for API/ABI version 1.0: cairomm1.0.

cairomm.spec

@@ -9,7 +9,7 @@
 Name:           cairomm
 Summary:        C++ API for the cairo graphics library
 Version:        1.14.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 
 URL:            https://www.cairographics.org
 License:        LGPLv2+
@@ -57,6 +57,12 @@ BuildRequires:  pkgconfig(cairo-xlib-xrender)
 BuildRequires:  pkgconfig(mm-common-libstdc++)
 BuildRequires:  pkgconfig(sigc++-2.0)
 
+# Prepare for future upgrade to API/ABI version 1.16 by introducing a name for
+# API/ABI version 1.0. Dependent packages using pkg-config will not need to
+# care; those that depend on this package by name, however, will need to be
+# updated to require the versioned name. This name is chosen in accordance with
+# https://docs.fedoraproject.org/en-US/packaging-guidelines/Naming/#multiple.
+Provides:       %{name}%{apiver}%{_?isa} = %{version}-%{release}
 
 %description
 This library provides a C++ interface to cairo.
@@ -66,6 +72,8 @@ This library provides a C++ interface to cairo.
 Summary:        Development files for %{name}
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 
+Provides:       %{name}%{apiver}-devel%{_?isa} = %{version}-%{release}
+
 %description    devel
 The %{name}-devel package contains libraries and header files for developing
 applications that use %{name}.
@@ -77,6 +85,8 @@ BuildArch:      noarch
 Requires:       libstdc++-docs
 Requires:       libsigc++20-doc
 
+Provides:       %{name}%{apiver}-doc = %{version}-%{release}
+
 %description    doc
 Documentation for %{name} can be viewed either through the devhelp
 documentation browser or through a web browser at
@@ -147,6 +157,12 @@ cp -rp examples %{buildroot}%{_datadir}/doc/%{name}-%{apiver}/
 
 
 %changelog
+* Thu Feb 11 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 1.14.2-4
+- Prepare for future upgrade to API/ABI version 1.16 by introducing virtual
+  Provides for a name for API/ABI version 1.0: cairomm1.0. This will be the name
+  of a future package that continues to provide API/ABI version 1.0 after the
+  upgrade.
+
 * Thu Feb 11 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 1.14.2-3
 - Switch from autotools to meson; enable the tests, since the meson build system
   permits us to use a shared boost library