--- a/.hgignore	Mon May 13 06:26:22 2024 +0000
+++ b/.hgignore	Mon May 13 22:49:21 2024 +0000
@@ -34,4 +34,10 @@
 ^ringing/ringing-efr\.
 ^ringing/ringing-fr\.
 
+^ul-test/efr-dec-amrefr\.
+^ul-test/efr-dec-classic\.
+^ul-test/efr-enc\.
+^ul-test/fr-decode\.
+^ul-test/fr-enc\.
+
 ^utils/gen-hex-c$

--- a/Makefile	Mon May 13 06:26:22 2024 +0000
+++ b/Makefile	Mon May 13 22:49:21 2024 +0000
@@ -1,10 +1,11 @@
-SUBDIR=	amrdiff dhf dmw pcma2efr pcmu2efr ringing utils
+SUBDIR=	amrdiff dhf dmw pcma2efr pcmu2efr ringing ul-test utils
 
 all:	${SUBDIR}
 
 pcma2efr:	utils
 pcmu2efr:	utils
 ringing:	utils
+ul-test:	dmw
 
 ${SUBDIR}: FRC
 	cd $@; ${MAKE} ${MFLAGS}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ul-test/Makefile	Mon May 13 22:49:21 2024 +0000
@@ -0,0 +1,43 @@
+DMW_SRC=../dmw/dmw-alaw.robe
+FR_OUT=	fr-enc.gsm fr-decode.al fr-decode.ul
+EFR_OUT=efr-enc.gsmx efr-dec-classic.al efr-dec-classic.ul efr-dec-amrefr.al \
+	efr-dec-amrefr.ul
+ALL_OUT=${FR_OUT} ${EFR_OUT}
+
+all:	${ALL_OUT}
+
+fr-enc.gsm:	${DMW_SRC}
+	gsmfr-encode-r $< $@
+
+fr-decode.robe:	fr-enc.gsm
+	gsmfr-decode-r $< $@
+
+fr-decode.al:	fr-decode.robe
+	pcm16-to-alaw $< $@
+
+fr-decode.ul:	fr-decode.robe
+	pcm16-to-ulaw $< $@
+
+efr-enc.gsmx:	${DMW_SRC}
+	gsmefr-encode-r $< $@
+
+efr-dec-classic.robe:	efr-enc.gsmx
+	gsmefr-decode-r $< $@
+
+efr-dec-classic.al:	efr-dec-classic.robe
+	pcm16-to-alaw $< $@
+
+efr-dec-classic.ul:	efr-dec-classic.robe
+	pcm16-to-ulaw $< $@
+
+efr-dec-amrefr.robe:	efr-enc.gsmx
+	amrefr-decode-r $< $@
+
+efr-dec-amrefr.al:	efr-dec-amrefr.robe
+	pcm16-to-alaw $< $@
+
+efr-dec-amrefr.ul:	efr-dec-amrefr.robe
+	pcm16-to-ulaw $< $@
+
+clean:
+	rm -f *.gsm *.gsmx *.robe *.al *.ul