2.10. Converting a Conventional Spec File

--- a/less.spec
+++ b/less.spec
@@ -1,10 +1,13 @@
+%{?scl:%scl_package less}
+%{!?scl:%global pkg_name %{name}}
+
 Summary: A text file browser similar to more, but better
-Name: less
+Name: %{?scl_prefix}less
 Version: 444
 Release: 7%{?dist}
 License: GPLv3+
 Group: Applications/Text
-Source: http://www.greenwoodsoftware.com/less/%{name}-%{version}.tar.gz
+Source: http://www.greenwoodsoftware.com/less/%{pkg_name}-%{version}.tar.gz
 Source1: lesspipe.sh
 Source2: less.sh
 Source3: less.csh
@@ -19,6 +22,7 @@ URL: http://www.greenwoodsoftware.com/less/
 Requires: groff
 BuildRequires: ncurses-devel
 BuildRequires: autoconf automake libtool
-Obsoletes: lesspipe < 1.0
+Obsoletes: %{?scl_prefix}lesspipe < 1.0
+%{?scl:Requires: %scl_runtime}
 
 %description
 The less utility is a text file browser that resembles more, but has
@@ -31,7 +35,7 @@ You should install less because it is a basic utility for viewing text
 files, and you'll use it frequently.
 
 %prep
-%setup -q
+%setup -q -n %{pkg_name}-%{version}
 %patch1 -p1 -b .Foption
 %patch2 -p1 -b .search
 %patch4 -p1 -b .time
@@ -51,16 +55,16 @@ make CC="gcc $RPM_OPT_FLAGS -D_GNU_SOURCE -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOU
 %install
 rm -rf $RPM_BUILD_ROOT
 make DESTDIR=$RPM_BUILD_ROOT install
-mkdir -p $RPM_BUILD_ROOT/etc/profile.d
+mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
 install -p -c -m 755 %{SOURCE1} $RPM_BUILD_ROOT/%{_bindir}
-install -p -c -m 644 %{SOURCE2} $RPM_BUILD_ROOT/etc/profile.d
-install -p -c -m 644 %{SOURCE3} $RPM_BUILD_ROOT/etc/profile.d
-ls -la $RPM_BUILD_ROOT/etc/profile.d
+install -p -c -m 644 %{SOURCE2} $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
+install -p -c -m 644 %{SOURCE3} $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
+ls -la $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
 
 %files
 %defattr(-,root,root,-)
 %doc LICENSE
-/etc/profile.d/*
+%{_sysconfdir}/profile.d/*
 %{_bindir}/*
 %{_mandir}/man1/*