pkgconf: add alternatives, drop conflict with pkg-config

srcpkgs/pkgconf/template

@@ -5,18 +5,24 @@ revision=2
 short_desc="Provides compiler and linker configuration"
 maintainer="Enno Boland <gottox@voidlinux.eu>"
 license="MIT"
+checkdepends="kyua"
 homepage="https://git.dereferenced.org/pkgconf/pkgconf"
 build_style=gnu-configure # cmake and meson also available
 configure_args="--disable-shared --disable-static"
-checkdepends="kyua"
 changelog="https://git.dereferenced.org/pkgconf/pkgconf/raw/branch/master/NEWS"
 distfiles="https://distfiles.dereferenced.org/pkgconf/${pkgname}-${version}.tar.xz"
 checksum=d3468308553c94389dadfd10c4d1067269052b5364276a9d24a643c88485f715
 
+alternatives="
+ pkg-config:pkg-config:/usr/bin/pkgconf
+ pkg-config:pkg-config.1:/usr/share/man/man1/pkgconf.1
+ pkg-config:pkg.m4:/usr/share/aclocal/pkg.m4.pkgconf"
+
 post_install() {
 	vlicense COPYING
-	rm -r $DESTDIR/usr/include
-	ln -sr $DESTDIR/usr/bin/pkgconf $DESTDIR/usr/bin/pkg-config
-	ln -sr $DESTDIR/usr/share/man/man1/pkgconf.1 \
-		$DESTDIR/usr/share/man/man1/pkg-config.1
+
+	rm -rf $DESTDIR/usr/include
+
+	# Suffix file that conflicts with pkg-config
+	mv ${DESTDIR}/usr/share/aclocal/pkg.m4{,.pkgconf}
 }