@@ -1,6 +1,12 @@
-all: ssh-agent-noasync.js
+all: ssh-agent
+
+ssh-agent: ssh-agent.in ssh-agent-noasync.js chrome-emu.js
+	rm -f ssh-agent.new ssh-agent
+	sed $$'/@@SSH_AGENT_NOASYNC_JS@@/{r ssh-agent-noasync.js\nd}\n/@@CHROME_EMU_JS@@/{r chrome-emu.js\nd}' < ssh-agent.in > ssh-agent.new
+	chmod +x ssh-agent.new
+	mv ssh-agent.new ssh-agent
 
 ssh-agent-noasync.js: ../chrome/ssh-agent.js
 	$(CC) -Dawait='' -Dasync='' -nostdinc -C -E -x c ../chrome/ssh-agent.js -o - | grep -v '^# ' > ssh-agent-noasync.js.new
 	mv ssh-agent-noasync.js.new ssh-agent-noasync.js
 
@@ -8,9 +14,10 @@
 	$(CC) -fPIC -Wall -shared -o softokn3-pkcs11.so softokn3-pkcs11.c
 
 clean:
 	rm -f ssh-agent-noasync.js.new ssh-agent-noasync.js
 	rm -f softokn3-pkcs11.so
+	rm -f ssh-agent.new ssh-agent
 
 distclean: clean
 
 .PHONY: all clean distclean