musl: moved postinstall adjustments into dedicated musl_postinstall()

base/musl/musl.conf

@@ -29,20 +29,25 @@ if atstage toolchain; then
 	makeinstopt="ARCH=$musl_arch"
 fi
 
+musl_postinstall() {
+	# create a libc.so symlink to avoid libtool's attempt linking shared
+	# libs against libc.a in certain cases
+	ln -vsf $( relative_path $root$slibdir/libc.so $root/$prefix$libdir/libc.so ) \
+		$root/$prefix$libdir/libc.so
+
+	# create a symlink from ld-musl-$musl_arch.so to ldd # if the dynlinker
+	# was started as "ldd" it will print DSO information
+	ln -vsf $( relative_path $root$slibdir/ld-musl-$musl_arch.so.1 $root$bindir/ldd ) \
+		$root$bindir/ldd
+}
+
 # if musl is default libc
 if [ "$SDECFG_LIBC" == "musl" ]; then
 	# disable gcc wrapper script	
 	var_append extraconfopt ' ' "--disable-gcc-wrapper"
 
 	if ! atstage toolchain; then
-		# create a libc.so symlink to avoid libtool's attempt linking
-		# shared libs against libc.a in certain cases
-		hook_add postinstall 5 'ln -vsf $( relative_path $root$slibdir/libc.so $root/$prefix$libdir/libc.so ) $root/$prefix$libdir/libc.so'
-
-		# create a symlink from ld-musl-$musl_arch.so to ldd
-		# if the dynlinker was started as "ldd" it will print
-		# DSO information
-		hook_add postinstall 5 'ln -vsf $( relative_path $root$slibdir/ld-musl-$musl_arch.so.1 $root$bindir/ldd ) $root$bindir/ldd'
+		hook_add postinstall 5 'musl_postinstall'
 	fi
 fi