1 files changed, 50 insertions, 0 deletions
diff --git a/appl/alphabet/main/par.b b/appl/alphabet/main/par.b
new file mode 100644
index 00000000..d2b47ef3
--- /dev/null
+++ b/appl/alphabet/main/par.b
@@ -0,0 +1,50 @@
+implement Seq, Mainmodule;
+include "sys.m";
+	sys: Sys;
+include "draw.m";
+include "sh.m";
+include "alphabet/reports.m";
+include "alphabet.m";
+	alphabet: Alphabet;
+		Value: import alphabet;
+
+Seq: module {};
+
+typesig(): string
+{
+	return "rr*";
+}
+
+init()
+{
+	sys = load Sys Sys->PATH;
+	alphabet = load Alphabet Alphabet->PATH;
+}
+
+quit()
+{
+}
+
+run(nil: ref Draw->Context, nil: ref Reports->Report, nil: chan of string,
+		nil: list of (int, list of ref Alphabet->Value),
+		args: list of ref Alphabet->Value): ref Alphabet->Value
+{
+	spawn parproc(r := chan of string, args);
+	return ref Value.Vr(r);
+}
+
+parproc(r: chan of string, args: list of ref Alphabet->Value)
+{
+	if(<-r != nil){
+		for(; args != nil; args = tl args)
+			(hd args).r().i <-= "die!";
+	}else{
+		status := "";
+		for(a := args; a != nil; a = tl a)
+			(hd a).r().i <-= nil;
+		for(; args != nil; args = tl args)
+			if((e := <-(hd args).r().i) != nil)
+				status = e;
+		r <-= status;
+	}
+}