SABP: Add regen_makefile.sh

Other similar libraries also have it.

Change-Id: I74b31c041b254713b95821ff166640465ccd1409
diff --git a/library/sabp/regen_makefile.sh b/library/sabp/regen_makefile.sh
new file mode 100755
index 0000000..382fbd5
--- /dev/null
+++ b/library/sabp/regen_makefile.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+FILES="*.asn *.ttcn SABP_EncDec.cc"
+
+../../regen-makefile.sh $FILES
+
+sed -i -e '/^CPPFLAGS/ s/$/ `pkg-config --cflags libfftranscode`/' Makefile
+sed -i -e '/^LDFLAGS/ s/$/ `pkg-config --libs libfftranscode`/' Makefile
+sed -i -e '/^LINUX_LIBS/ s/$/ `pkg-config --libs libfftranscode`/' Makefile