From e2172c95cc550544723d374b990f4cae00ee7531 Mon Sep 17 00:00:00 2001
From: olpc user <olpc@xo-5d-f7-86.localdomain>
Date: Sat, 7 Dec 2019 07:59:22 -0800
Subject: add 200ms limit to rhythm

---
 starts/meaning-vm/.gitignore              |  4 ++++
 starts/meaning-vm/habit-starts/rhythm.cpp | 12 +++++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)
 create mode 100644 starts/meaning-vm/.gitignore

diff --git a/starts/meaning-vm/.gitignore b/starts/meaning-vm/.gitignore
new file mode 100644
index 0000000..1859903
--- /dev/null
+++ b/starts/meaning-vm/.gitignore
@@ -0,0 +1,4 @@
+*.o
+*.a
+level?
+habit-starts/rhythm
diff --git a/starts/meaning-vm/habit-starts/rhythm.cpp b/starts/meaning-vm/habit-starts/rhythm.cpp
index 20085be..a89723c 100644
--- a/starts/meaning-vm/habit-starts/rhythm.cpp
+++ b/starts/meaning-vm/habit-starts/rhythm.cpp
@@ -13,11 +13,15 @@
 
 using namespace intellect::level1;
 
+#define habitdelay \
+	static int thisdelay = (double(rand()) / RAND_MAX * 400000 + 200000); \
+	usleep(thisdelay); \
+
 int main()
 {
 
 	srand(time(0));
-	int micros = 900000 + double(rand()) / RAND_MAX * 200000;
+	int micros = 400000 + double(rand()) / RAND_MAX * 400000;
 	// do something, wait a constant (secret) time, and do it again.
 
 	// the time things take is usually not known in advance, especially
@@ -40,6 +44,7 @@ int main()
 	(next-habit).fun((std::function<ref(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		ref ctx = self.get(context);
 		ref n = self.get(next);
 		n.set(context, ctx);
@@ -50,6 +55,7 @@ int main()
 	(start-habit).fun((std::function<ref(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		ref ctx = self.get(context);
 		ref s = ctx.get(start);
 		ctx.set(active-habit, s);
@@ -60,6 +66,7 @@ int main()
 	(keep-doing-habit).fun((std::function<void(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		ref ctx = self.get(context);
 		ref(start-habit)(self);
 
@@ -72,6 +79,7 @@ int main()
 	(beat-habit).fun((std::function<void(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		int  & b = self.get(context).vget<int>(beat);
 		char const * beats[] = {
 			"A one!",
@@ -132,6 +140,7 @@ int main()
 	(wait-habit).fun((std::function<void(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		usleep(micros);
 	});
 
@@ -140,6 +149,7 @@ int main()
 	(start-beat).fun((std::function<void(ref)>)
 	[=](ref self)
 	{
+		habitdelay;
 		self.get(context).vset(beat, int(0));
 		self.set(next, wait-habit);
 		(beat-habit).set(next, wait-habit);
-- 
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