diff --git a/xbps-src/helpers/configure.sh b/xbps-src/helpers/configure.sh
new file mode 100644
index 00000000000..cdb8e7cab97
--- /dev/null
+++ b/xbps-src/helpers/configure.sh
@@ -0,0 +1,12 @@
+#
+# This helper is for templates using configure scripts (not generated
+# by the GNU autotools).
+#
+
+do_configure() {
+	[ -z "$configure_script" ] && configure_script="./configure"
+	${configure_script} ${configure_args}
+}
+
+# configure scripts use make(1) to build/install.
+. $XBPS_HELPERSDIR/gnu-makefile.sh
diff --git a/xbps-src/helpers/gnu-configure.sh b/xbps-src/helpers/gnu-configure.sh
new file mode 100644
index 00000000000..d9a09119037
--- /dev/null
+++ b/xbps-src/helpers/gnu-configure.sh
@@ -0,0 +1,18 @@
+#
+# This helper is for templates using GNU configure script.
+#
+
+# This variable can be used for packages wanting to use common arguments
+# to GNU configure scripts.
+#
+export CONFIGURE_SHARED_ARGS="--prefix=/usr --sysconfdir=/etc \
+	--infodir=/usr/share/info --mandir=/usr/share/man \
+	--localstatedir=/var"
+
+do_configure() {
+	[ -z "$configure_script" ] && configure_script="./configure"
+	${configure_script} ${CONFIGURE_SHARED_ARGS} ${configure_args}
+}
+
+# GNU configure scripts use make(1) to build/install.
+. $XBPS_HELPERSDIR/gnu-makefile.sh
diff --git a/xbps-src/helpers/gnu-makefile.sh b/xbps-src/helpers/gnu-makefile.sh
new file mode 100644
index 00000000000..94c53658670
--- /dev/null
+++ b/xbps-src/helpers/gnu-makefile.sh
@@ -0,0 +1,26 @@
+#
+# This helper is for templates using GNU Makefiles.
+#
+do_build() {
+	if [ -z "$make_cmd" ]; then
+		make_cmd=make
+	fi
+	if [ -n "$XBPS_MAKEJOBS" -a -z "$disable_parallel_build" ]; then
+		makejobs="-j$XBPS_MAKEJOBS"
+	fi
+	${make_cmd} ${makejobs} ${make_build_args} ${make_build_target}
+}
+
+do_install() {
+	local target
+
+	if [ -z "$make_install_target" ]; then
+		target="DESTDIR=${DESTDIR} install"
+	else
+		target="${make_install_target}"
+	fi
+	if [ -z "$make_cmd" ]; then
+		make_cmd=make
+	fi
+	${make_cmd} ${make_install_args} ${target}
+}
diff --git a/xbps-src/helpers/perl-module.sh b/xbps-src/helpers/perl-module.sh
index d76c7e7359a..15ddab006c1 100644
--- a/xbps-src/helpers/perl-module.sh
+++ b/xbps-src/helpers/perl-module.sh
@@ -4,17 +4,15 @@
 #
 # Required vars to be set by a template:
 #
-# 	build_style=perl_module
+# 	build_style=perl-module
 #
 # Optionally if the module needs more directories to be configured other
 # than $XBPS_BUILDDIR/$wrksrc, one can use (relative to $wrksrc):
 #
 #	perl_configure_dirs="blob/bob foo/blah"
 #
-
-perl_module_build()
-{
-	local perlmkf=
+do_configure() {
+	local perlmkf
 
 	if [ -z "$perl_configure_dirs" ]; then
 		perlmkf="$wrksrc/Makefile.PL"
@@ -41,3 +39,6 @@ perl_module_build()
 		fi
 	done
 }
+
+# Perl modules use standard make(1) to install.
+. ${XBPS_HELPERSDIR}/gnu-makefile.sh
diff --git a/xbps-src/helpers/python-module.sh b/xbps-src/helpers/python-module.sh
index d3f5752e73f..1ede86ba957 100644
--- a/xbps-src/helpers/python-module.sh
+++ b/xbps-src/helpers/python-module.sh
@@ -1,14 +1,11 @@
 #
 # This helper is for templates installing python modules.
 #
-
-do_build()
-{
+do_build() {
 	python setup.py build ${make_build_args}
 }
 
-do_install()
-{
+do_install() {
 	if [ -z "$make_install_args" ]; then
 		make_install_args="--prefix=/usr --root=$DESTDIR"
 	fi
diff --git a/xbps-src/libexec/doinst-helper.sh.in b/xbps-src/libexec/doinst-helper.sh.in
index f8f5deb26e4..19fbeef3d46 100644
--- a/xbps-src/libexec/doinst-helper.sh.in
+++ b/xbps-src/libexec/doinst-helper.sh.in
@@ -66,15 +66,11 @@ install_src_phase()
 		[ $? -eq 0 ] && touch -f $XBPS_PRE_INSTALL_DONE
 	fi
 
-	# Type of installation: custom, make or python.
-	if [ "$build_style" = "custom-install" ]; then
-		run_func do_install
-	elif [ "$build_style" = "python-module" ]; then
-		. $XBPS_HELPERSDIR/python-module.sh
-		run_func do_install
-	else
-		run_func make_install
+	# do_install()
+	if [ -r $XBPS_HELPERSDIR/${build_style}.sh ]; then
+		. $XBPS_HELPERSDIR/${build_style}.sh
 	fi
+	run_func do_install
 
 	cd ${wrksrc} || msg_error "can't change cwd to wrksrc!\n"
 
@@ -106,10 +102,7 @@ install_src_phase()
 		find ${DESTDIR} -depth -type d -exec rmdir 2>/dev/null {} \;
 	fi
 	msg_normal "$pkgver: installed into destdir.\n"
-
-	if [ "$build_style" != "custom-install" -a -z "$distfiles" ]; then
-		touch -f $XBPS_INSTALL_DONE
-	fi
+	touch -f $XBPS_INSTALL_DONE
 
 	#
 	# Build subpackages if found.
@@ -141,21 +134,6 @@ install_src_phase()
 	done
 }
 
-#
-# Installs a package via 'make install ...'.
-#
-make_install()
-{
-	if [ -z "$make_install_target" ]; then
-		make_install_target="DESTDIR=${DESTDIR} install"
-	fi
-	[ -z "$make_cmd" ] && make_cmd=make
-	#
-	# Install package via make.
-	#
-	${make_cmd} ${make_install_target} ${make_install_args}
-}
-
 [ -z "$PKG_TMPLNAME" ] && exit 2
 
 setup_tmpl $PKG_TMPLNAME
diff --git a/xbps-src/shutils/build_funcs.sh b/xbps-src/shutils/build_funcs.sh
index 7a8d556ee0d..5dc75c2114c 100644
--- a/xbps-src/shutils/build_funcs.sh
+++ b/xbps-src/shutils/build_funcs.sh
@@ -27,25 +27,14 @@
 # Runs the "build" phase for a pkg. This builds the binaries and other
 # related stuff.
 #
-do_make_build()
-{
-	#
-	# Build package via make.
-	#
-	${make_cmd} ${makejobs} ${make_build_args} ${make_build_target}
-}
-
 build_src_phase()
 {
-	local f rval
+	local rval
 
 	[ -z $pkgname -o -z $version ] && return 1
 
-        #
-	# Skip this phase for meta-template and only-install style builds.
-	#
-	[ "$build_style" = "meta-template" -o	\
-	  "$build_style" = "only-install" ] && return 0
+	# Skip this phase for meta-template style builds.
+	[ "$build_style" = "meta-template" ] && return 0
 
 	[ ! -d $wrksrc ] && msg_error "unexistent build directory [$wrksrc]\n"
 
@@ -54,25 +43,18 @@ build_src_phase()
 		cd $build_wrksrc || return 1
 	fi
 
-	if [ "$build_style" = "python-module" ]; then
-		make_cmd="python"
-		make_build_args="setup.py build"
-	else
-		[ -z "$make_cmd" ] && make_cmd=make
-		[ -n "$XBPS_MAKEJOBS" -a -z "$disable_parallel_build" ] && \
-			makejobs="-j$XBPS_MAKEJOBS"
-	fi
 	# Run pre_build func.
 	if [ ! -f $XBPS_PRE_BUILD_DONE ]; then
 		run_func pre_build
 		[ $? -eq 0 ] && touch -f $XBPS_PRE_BUILD_DONE
 	fi
 
-	if [ "$build_style" = "custom-install" ]; then
-		run_func do_build
-	else
-		run_func do_make_build
+	if [ -r $XBPS_HELPERSDIR/${build_style}.sh ]; then
+		. $XBPS_HELPERSDIR/${build_style}.sh
 	fi
+
+	# do_build()
+	run_func do_build
 	rval=$?
 
 	# Run post_build func.
@@ -81,8 +63,6 @@ build_src_phase()
 		[ $? -eq 0 ] && touch -f $XBPS_POST_BUILD_DONE
 	fi
 
-	unset makejobs
-
 	[ "$rval" -eq 0 ] && touch -f $XBPS_BUILD_DONE
 
 	return 0
diff --git a/xbps-src/shutils/configure_funcs.sh b/xbps-src/shutils/configure_funcs.sh
index f91bd6b8361..5a63bea1dd6 100644
--- a/xbps-src/shutils/configure_funcs.sh
+++ b/xbps-src/shutils/configure_funcs.sh
@@ -28,52 +28,14 @@
 # other stuff required to be able to build binaries or such.
 #
 
-# This variable can be used for packages wanting to use common arguments
-# to GNU configure scripts.
-#
-export CONFIGURE_SHARED_ARGS="--prefix=/usr --sysconfdir=/etc \
-	--infodir=/usr/share/info --mandir=/usr/share/man \
-	--localstatedir=/var"
-
-do_gnu_configure()
-{
-	#
-	# Packages using GNU autoconf
-	#
-	${configure_script} ${CONFIGURE_SHARED_ARGS} ${configure_args}
-}
-
-do_nongnu_configure()
-{
-	#
-	# Packages using custom configure scripts.
-	#
-	${configure_script} ${configure_args}
-}
-
-do_perl_configure()
-{
-	#
-	# Packages that are perl modules and use Makefile.PL files.
-	# They are all handled by the helper perl-module.sh.
-	#
-	. $XBPS_HELPERSDIR/perl-module.sh
-	perl_module_build $pkgname
-}
-
 configure_src_phase()
 {
 	local f rval
 
 	[ -z $pkgname ] && return 1
-	#
-	# Skip this phase for: meta-template, only-install,
-	# gnu_makefile and python-module style builds.
-	#
-	[ "$build_style" = "meta-template" -o	\
-	  "$build_style" = "only-install" -o	\
-	  "$build_style" = "gnu_makefile" -o \
-	  "$build_style" = "python-module" ] && return 0
+
+	# Skip this phase for meta-template style builds.
+	[ "$build_style" = "meta-template" ] && return 0
 
 	cd $wrksrc || msg_error "unexistent build directory [$wrksrc].\n"
 
@@ -83,27 +45,16 @@ configure_src_phase()
 		[ $? -eq 0 ] && touch -f $XBPS_PRECONFIGURE_DONE
 	fi
 
-	[ -z "$configure_script" ] && configure_script="./configure"
-
 	cd $wrksrc || return 1
 	if [ -n "$build_wrksrc" ]; then
 		cd $build_wrksrc || return 1
 	fi
 
-	if [ "$build_style" = "gnu_configure" ]; then
-		run_func do_gnu_configure
-	elif [ "$build_style" = "configure" ]; then
-		run_func do_nongnu_configure
-	elif [ "$build_style" = "perl-module" ]; then
-		run_func do_perl_configure
-	elif [ "$build_style" = "custom-install" ]; then
-		run_func do_configure
-	else
-		#
-		# Unknown build_style type won't work :-)
-		#
-		msg_error "$pkgver: unknown build_style [$build_style]\n"
+	if [ -r $XBPS_HELPERSDIR/${build_style}.sh ]; then
+		. $XBPS_HELPERSDIR/${build_style}.sh
 	fi
+	# run do_configure()
+	run_func do_configure
 	rval=$?
 
 	# Run post_configure func.
diff --git a/xbps-src/shutils/tmpl_funcs.sh.in b/xbps-src/shutils/tmpl_funcs.sh.in
index 5ce9bb684db..c85d8862a7f 100644
--- a/xbps-src/shutils/tmpl_funcs.sh.in
+++ b/xbps-src/shutils/tmpl_funcs.sh.in
@@ -47,7 +47,7 @@ info_tmpl()
 	echo "maintainer:	$maintainer"
 	[ -n "$homepage" ] && echo "Upstream URL:	$homepage"
 	[ -n "$license" ] && echo "License(s):	$license"
-	echo "build_style:	$build_style"
+	[ -n "$build_style" ] && echo "build_style:	$build_style"
 	for i in ${configure_args}; do
 		[ -n "$i" ] && echo "configure_args:	$i"
 	done
@@ -242,7 +242,7 @@ prepare_tmpl()
 {
 	local REQ_VARS i found
 
-	REQ_VARS="pkgname version build_style short_desc long_desc"
+	REQ_VARS="pkgname version short_desc long_desc"
 
 	if [ "$build_style" = "meta-template" ]; then
 		nofetch=yes