updated the build files to be able to choose between static modules and dynamic modules even if the main library is static

m4/hawk_mod.m4

@@ -0,0 +1,48 @@
+# this file is not supposed to be used standalone
+# as it repies on --enable-static-module option value.
+#
+# HAWK_MOD(name,default-value,auto-decision-action)
+
+AC_DEFUN([HAWK_MOD],
+[
+	AC_ARG_ENABLE([mod-$1],
+		[AS_HELP_STRING([--enable-mod-$1],[enable mod/$1. one of auto, auto:static, yes, yes:static, no (default. $2)])],
+		enable_mod_$1_is=$enableval,
+		enable_mod_$1_is=$2
+	)       
+	if test "x${enable_mod_$1_is}" = "xauto" -o "x${enable_mod_$1_is}" = "xauto:static"
+	then
+		$3
+
+		if test $? -eq 0
+		then
+			enable_mod_$1_is=`echo "[$]enable_mod_$1_is" | sed 's|^auto|yes|g'`
+		else
+			enable_mod_$1_is=no
+		fi
+	fi
+
+	if test "x${enable_mod_$1_is}" = "xyes:static"
+	then
+		enable_mod_$1_is=yes
+		if test "x${enable_static_module_is}" = "xyes"
+		then
+			enable_mod_$1_static_is="yes"
+		fi
+	fi
+
+	m4_pushdef([UPNAME], m4_translit([$1], [abcdefghijklmnopqrstuvwxyz], [ABCDEFGHIJKLMNOPQRSTUVWXYZ]))
+
+	if test "x${enable_mod_$1_is}" = "xyes"
+	then
+		AC_DEFINE([HAWK_ENABLE_MOD_[]UPNAME],[1],[build mod/$1])
+	fi
+	if test "x${enable_mod_$1_static_is}" = "xyes"
+	then
+		AC_DEFINE([HAWK_ENABLE_MOD_[]UPNAME[]_STATIC],[1],[build mod/$1 statically linked into the main library])
+	fi
+	AM_CONDITIONAL(ENABLE_MOD_[]UPNAME, test "${enable_mod_$1_is}" = "yes")
+	AM_CONDITIONAL(ENABLE_MOD_[]UPNAME[]_STATIC, test "${enable_mod_$1_static_is}" = "yes")
+
+	m4_popdef([UPNAME])
+])