Add macro to control docbook-utils-pdf dependency

Signed-off-by: yixiangzhike <yixiangzhike007@163.com>

libkcapi.spec

@@ -2,9 +2,15 @@
 %global sysctl_optmem_max 81920
 %global distroname_ext    %{_vendor}
 
+%if %{?openEuler:1}0
+%define enable_docbook_pdf 1
+%else
+%define enable_docbook_pdf 0
+%endif
+
 Name:           libkcapi
 Version:        1.3.1
-Release:        4
+Release:        5
 Summary:        libkcapi - Linux Kernel Crypto API User Space Interface Library
 
 License:        BSD or GPLv2
@@ -15,8 +21,11 @@ Source1:        http://www.chronox.de/%{name}/%{name}-%{version}.tar.xz.asc
 Patch0:       libkcapi-1.1.1-lib_Fix_kcapi_handle_destroy_closing_FD_0.patch
 Patch1:       backport-Fix-printf-usage-errors-highlighted-by-covscan.patch
 
-BuildRequires:  clang coreutils cppcheck docbook-utils-pdf gcc hardlink
+BuildRequires:  clang coreutils cppcheck gcc hardlink
 BuildRequires:  libtool openssl perl systemd xmlto  kernel-headers >= 4.10.0
+%if 0%{?enable_docbook_pdf}
+BuildRequires:  docbook-utils-pdf
+%endif
 
 Requires:       systemd
 
@@ -125,7 +134,10 @@ install -Dpm 0644 -t %{buildroot}%{_sysctldir} %{sysctl_prio}-%{name}-optmem_max
 
 # Install into proper location for inclusion by %%doc.
 mkdir -p %{buildroot}%{_pkgdocdir}
-install -Dpm 0644 -t %{buildroot}%{_pkgdocdir} README.%{distroname_ext}  README.md CHANGES.md TODO doc/%{name}.p{df,s}
+install -Dpm 0644 -t %{buildroot}%{_pkgdocdir} README.%{distroname_ext}  README.md CHANGES.md TODO
+%if 0%{?enable_docbook_pdf}
+install -Dpm 0644 -t %{buildroot}%{_pkgdocdir} doc/%{name}.p{df,s}
+%endif
 cp -pr lib/doc/html %{buildroot}%{_pkgdocdir}
 
 # Install replacement tools, if enabled.
@@ -199,6 +211,12 @@ popd
 %{_mandir}/man3/kcapi_*.3.*
 
 %changelog
+* Wed Jul 13 2022 yixiangzhike <yixiangzhike007@163.com> - 1.3.1-5
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:add macro to control docbook-utils-pdf dependency
+
 * Fri Apr 29 2022 yixiangzhike <yixiangzhike007@163.com> - 1.3.1-4
 - Type:bugfix
 - ID:NA