Define %{jbig2dec_version} global macro

ghostscript.spec

@@ -38,12 +38,18 @@
 # Obtain the location of Google Droid fonts directory:
 %global google_droid_fontpath %%(dirname $(fc-list : file | grep "DroidSansFallback"))
 
+# Desired jbig2dec header files and library version
+# Oldest possible, will be used in Requires and in configure script to check
+# if the correct header files and libraries are installed
+# Please update if needed.
+%global jbig2dec_version 0.18
+
 # =============================================================================
 
 Name:             ghostscript
 Summary:          Interpreter for PostScript language & PDF
 Version:          9.52
-Release:          3%{?dist}
+Release:          4%{?dist}
 
 License:          AGPLv3+
 
@@ -51,7 +57,7 @@ URL:              https://ghostscript.com/
 Source:           https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs%{version_short}/ghostscript-%{version}.tar.xz
 
 Requires:         libgs%{?_isa} = %{version}-%{release}
-Requires:         jbig2dec-libs >= 0.18
+Requires:         jbig2dec-libs >= %{jbig2dec_version}
 
 # Auxiliary build requirements:
 BuildRequires:    automake
@@ -69,7 +75,7 @@ BuildRequires:    cups-devel
 BuildRequires:    dbus-devel
 BuildRequires:    fontconfig-devel
 BuildRequires:    freetype-devel
-BuildRequires:    jbig2dec-devel
+BuildRequires:    jbig2dec-devel >= %{jbig2dec_version}
 BuildRequires:    lcms2-devel
 BuildRequires:    libidn-devel
 BuildRequires:    libijs-devel
@@ -460,6 +466,9 @@ done
 # =============================================================================
 
 %changelog
+* Thu May 21 2020 Anna Khaitovich <akhaitov@redhat.com> - 9.52-4
+- Define %%{jbig2dec_version} global macro
+
 * Wed May 20 2020 Anna Khaitovich <akhaitov@redhat.com> - 9.52-3
 - Require the exact jbig2dec version to avoid a mismatch between header files and library