Fix low-level dependency compilation failure

mandoc.spec

@@ -1,6 +1,6 @@
 Name:             mandoc
 Version:          1.14.6
-Release:          4
+Release:          5
 Summary:          A suite of tools for compiling mdoc and man
 
 License:          ISC
@@ -17,17 +17,16 @@ BuildRequires:    zlib-devel
 BuildRequires:    perl-interpreter
 BuildRequires:    perl(IPC::Open3)
 
+Requires(post): %{_sbindir}/update-alternatives
+Requires(postun): %{_sbindir}/update-alternatives
+Requires(preun): %{_sbindir}/update-alternatives
+
 # The shared library package has been removed per discussion with the
 # upstream maintainer.  If using the library, the static library is
 # preferred because the API is not stable.
 Provides:         libmandoc = %{version}-%{release}
 Obsoletes:        libmandoc <= 1.14.5-10
 
-Conflicts:        groff
-Conflicts:        groff-full
-Conflicts:        makewhat
-Conflicts:        man
-
 %description
 mandoc is a suite of tools compiling mdoc, the roff macro language of choice
 for BSD manual pages, and man, the predominant historical language for UNIX
@@ -86,24 +85,67 @@ export CC=clang
 # Ensure headers do not have the execute bit set
 chmod -x %{buildroot}%{_includedir}/*.h
 
+# rename files for alternative usage
+for f in man apropos whatis soelim; do
+    # Rename binary executables
+    mv %{buildroot}%{_bindir}/$f %{buildroot}%{_bindir}/$f.%{name}
+    
+    # Rename corresponding man pages
+    mv %{buildroot}%{_mandir}/man1/$f.1 %{buildroot}%{_mandir}/man1/$f.%{name}.1
+done
+
 %check
 env LD_LIBRARY_PATH="$PWD" %make_build regress
 
+%pre
+for f in man apropos whatis; do
+    [ -L %{_bindir}/$f ] || %{__rm} -f %{_bindir}/$f >/dev/null 2>&1 || :
+    [ -L %{_mandir}/man1/$f.1.gz ] || %{__rm} -f %{_mandir}/man1/$f.1.gz >/dev/null 2>&1 || :
+done
+
+if [ -e /usr/lib/systemd/system/mandb.timer ]; then
+    if test -d /run/systemd; then
+        systemctl stop man-db.timer >/dev/null 2>&1 || :
+        systemctl -q disable man-db.timer >/dev/null 2>&1 || :
+    fi
+fi
+
+%preun
+if [ $1 -eq 0 ]; then
+    %{_sbindir}/update-alternatives --remove man %{_bindir}/man.%{name} >/dev/null 2>&1 || :
+fi
+
+%post
+# set up the alternatives files
+%{_sbindir}/update-alternatives --install %{_bindir}/man man %{_bindir}/man.%{name} 300 \
+    --slave %{_bindir}/apropos apropos %{_bindir}/apropos.%{name} \
+    --slave %{_bindir}/whatis whatis %{_bindir}/whatis.%{name} \
+    --slave %{_mandir}/man1/man.1.gz man.1.gz %{_mandir}/man1/man.%{name}.1.gz \
+    --slave %{_mandir}/man1/apropos.1.gz apropos.1.gz %{_mandir}/man1/apropos.%{name}.1.gz \
+    --slave %{_mandir}/man1/whatis.1.gz whatis.1.gz %{_mandir}/man1/whatis.%{name}.1.gz \
+    --slave %{_mandir}/man1/soelim.1.gz soelim.1.gz %{_mandir}/man1/soelim.%{name}.1.gz \
+    >/dev/null 2>&1 || :
+
 %files
 %license LICENSE
 %{_bindir}/demandoc
 %{_bindir}/mandoc
-%{_bindir}/apropos
-%{_bindir}/man
-%{_bindir}/soelim
-%{_bindir}/whatis
+%ghost %{_bindir}/apropos
+%{_bindir}/apropos.%{name}
+%ghost %{_bindir}/man
+%{_bindir}/man.%{name}
+%ghost %{_bindir}/soelim
+%{_bindir}/soelim.%{name}
+%ghost %{_bindir}/whatis
+%{_bindir}/whatis.%{name}
 %{_sbindir}/makewhatis
 %{_mandir}/man1/demandoc.1.gz
 %{_mandir}/man1/mandoc.1.gz
-%{_mandir}/man1/apropos.1.gz
-%{_mandir}/man1/man.1.gz
-%{_mandir}/man1/soelim.1.gz
-%{_mandir}/man1/whatis.1.gz
+%ghost %{_mandir}/man1/soelim.1*
+%{_mandir}/man1/soelim.%{name}.*
+%{_mandir}/man1/man.%{name}.1*
+%{_mandir}/man1/apropos.%{name}.1*
+%{_mandir}/man1/whatis.%{name}.1*
 %{_mandir}/man5/mandoc.conf.5.gz
 %{_mandir}/man5/mandoc.db.5.gz
 %{_mandir}/man7/eqn.7.gz
@@ -133,6 +175,9 @@ env LD_LIBRARY_PATH="$PWD" %make_build regress
 %{_mandir}/man3/tbl.3*
 
 %changelog
+* Mon Apr 22 2024 lilong <lilong@kylinos.cn> - 1.14.6-5
+- Fix low-level dependency compilation failure
+
 * Mon Apr 15 2024 lilong <lilong@kylinos.cn> - 1.14.6-4
 - Fix crash when mandoc install