(svn r15578) -Change: unexternalise squirrel.

16 files changed, 617 insertions, 0 deletions

diff --git a/src/3rdparty/squirrel/samples/ackermann.nut b/src/3rdparty/squirrel/samples/ackermann.nut
new file mode 100644
index 000000000..c8d056082
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/ackermann.nut
@@ -0,0 +1,22 @@
+/*
+*
+* Original Javascript version by David Hedbor(http://www.bagley.org/~doug/shootout/)
+*
+*/
+
+function Ack(M, N) {
+    if (M == 0) return( N + 1 );
+    if (N == 0) return( Ack(M - 1, 1) );
+    return( Ack(M - 1, Ack(M, (N - 1))) );
+}
+
+local n;
+
+if(ARGS.len()!=0) {
+   n = ARGS[0].tointeger();
+  if(n < 1) n = 1;
+} else {
+  n = 1;
+}
+print("n="+n+"\n");
+print("Ack(3,"+ n+ "):"+ Ack(3, n));
diff --git a/src/3rdparty/squirrel/samples/array.nut b/src/3rdparty/squirrel/samples/array.nut
new file mode 100644
index 000000000..58f160b12
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/array.nut
@@ -0,0 +1,28 @@
+/*
+*
+* Original Javascript version by David Hedbor(http://www.bagley.org/~doug/shootout/)
+*
+*/
+local n, i, k;
+
+if(ARGS.len()!=0) {
+   n = ARGS[0].tointeger();
+  if(n < 1) n = 1;
+} else {
+  n = 1;
+}
+
+local x = []; x.resize(n);
+local y = []; y.resize(n);
+
+for (i = 0; i < n; i+=1) {
+  x[i] = i + 1;
+  y[i] = 0;
+}
+
+for (k = 0 ; k < n; k+=1) {
+  for (i = n-1; i >= 0; i-=1) {
+	y[i] = y[i]+ x[i];
+  }
+}
+print(y[0].tostring()+" "+y[n-1]);
diff --git a/src/3rdparty/squirrel/samples/class.nut b/src/3rdparty/squirrel/samples/class.nut
new file mode 100644
index 000000000..babe54f0b
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/class.nut
@@ -0,0 +1,49 @@
+//////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////
+class BaseVector {
+	constructor(...)
+	{
+		if(vargc >= 3) {
+			x = vargv[0];
+			y = vargv[1];
+			z = vargv[2];
+		}
+	}
+
+
+	x = 0;
+	y = 0;
+	z = 0;
+}
+
+class Vector3 extends BaseVector {
+	function _add(other)
+	{
+		if(other instanceof this.getclass())
+			return ::Vector3(x+other.x,y+other.y,z+other.z);
+		else
+			throw "wrong parameter";
+	}
+	function Print()
+	{
+		::print(x+","+y+","+z+"\n");
+	}
+}
+
+local v0 = Vector3(1,2,3)
+local v1 = Vector3(11,12,13)
+local v2 = v0 + v1;
+v2.Print();
+
+FakeNamespace <- {
+	Utils = {}
+}
+
+class FakeNamespace.Utils.SuperClass {
+	constructor()
+	{
+		::print("FakeNamespace.Utils.SuperClass")
+	}
+}
+
+local testy = FakeNamespace.Utils.SuperClass();
diff --git a/src/3rdparty/squirrel/samples/classattributes.nut b/src/3rdparty/squirrel/samples/classattributes.nut
new file mode 100644
index 000000000..01232002c
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/classattributes.nut
@@ -0,0 +1,35 @@
+class Foo {
+	//constructor
+	constructor(a)
+	{
+		testy = ["stuff",1,2,3];
+	}
+	//attributes of PrintTesty
+	</ test = "freakin attribute"/>
+	function PrintTesty()
+	{
+		foreach(i,val in testy)
+		{
+			::print("idx = "+i+" = "+val+" \n");
+		}
+	}
+	//attributes of testy
+	</ flippy = 10 , second = [1,2,3] />
+	testy = null;
+
+}
+
+foreach(member,val in Foo)
+{
+	::print(member+"\n");
+	local attr;
+	if((attr = Foo.getattributes(member)) != null) {
+		foreach(i,v in attr)
+		{
+			::print("\t"+i+" = "+(typeof v)+"\n");
+		}
+	}
+	else {
+		::print("\t<no attributes>\n")
+	}
+}
diff --git a/src/3rdparty/squirrel/samples/coroutines.nut b/src/3rdparty/squirrel/samples/coroutines.nut
new file mode 100644
index 000000000..c7e4583c1
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/coroutines.nut
@@ -0,0 +1,25 @@
+function coroutine_test(a,b)
+{
+	::print(a+" "+b+"\n");
+	local ret = ::suspend("suspend 1");
+	::print("the coroutine says "+ret+"\n");
+	ret = ::suspend("suspend 2");
+	::print("the coroutine says "+ret+"\n");
+	ret = ::suspend("suspend 3");
+	::print("the coroutine says "+ret+"\n");
+	return "I'm done"
+}
+
+local coro = ::newthread(coroutine_test);
+
+local susparam = coro.call("test","coroutine"); //starts the coroutine
+
+local i = 1;
+do
+{
+	::print("suspend passed ["+susparam+"]\n")
+	susparam = coro.wakeup("ciao "+i);
+	++i;
+}while(coro.getstatus()=="suspended")
+
+::print("return passed ["+susparam+"]\n")
diff --git a/src/3rdparty/squirrel/samples/delegation.nut b/src/3rdparty/squirrel/samples/delegation.nut
new file mode 100644
index 000000000..e9e86ca9a
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/delegation.nut
@@ -0,0 +1,52 @@
+
+PEntity <- {
+	name="noname"
+	pos={x=0,y=0,z=0}
+	type="entity"
+	//methamethod
+	_typeof=function()
+	{
+		return type;
+	}
+}
+
+function PEntity::PrintPos()
+{
+	::print("x="+pos.x+" y="+pos.y+" z="+pos.z+"\n");
+}
+
+function PEntity::new(name,pos)
+{
+	local newentity=clone ::PEntity;
+	if(name)
+		newentity.name=name;
+	if(pos)
+		newentity.pos=pos;
+	return newentity;
+}
+
+PPlayer <- {
+	model="warrior.mdl"
+	weapon="fist"
+	health=100
+	armor=0
+	//overrides the parent type
+	type="player"
+}
+
+function PPlayer::new(name,pos)
+{
+	local newplayer=delegate ::PEntity.new(name,pos) : clone ::PPlayer;
+	return newplayer;
+}
+
+local player=PPlayer.new("godzilla",{x=10,y=20,z=30});
+
+::print("PLAYER NAME"+player.name+"\n");
+::print("ENTITY TYPE"+typeof player+"\n");
+
+player.PrintPos();
+
+player.pos.x=123;
+
+player.PrintPos();
diff --git a/src/3rdparty/squirrel/samples/fibonacci.nut b/src/3rdparty/squirrel/samples/fibonacci.nut
new file mode 100644
index 000000000..1db79423e
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/fibonacci.nut
@@ -0,0 +1,15 @@
+/*
+*
+* Original Javascript version by David Hedbor(http://www.bagley.org/~doug/shootout/)
+*
+*/
+
+function fib(n)
+{
+    if (n < 2) return 1
+    return fib(n-2) + fib(n-1)
+}
+
+local n = ARGS.len()!=0?ARGS[0].tointeger():1
+
+print(fib(n)+"\n")
diff --git a/src/3rdparty/squirrel/samples/flow.nut b/src/3rdparty/squirrel/samples/flow.nut
new file mode 100644
index 000000000..1cd7cfcf4
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/flow.nut
@@ -0,0 +1,33 @@
+function min(x,y)
+	return x<y?x:y;
+
+function max(x,y)
+	return x>y?x:y;
+
+if(min(100,200)>max(50,20))
+	print("I'm useless statement just to show up the if/else\n");
+else
+	print("squirrel!!\n");
+
+print("\n")
+
+function typy(obj)
+{
+	switch(typeof obj)
+	{
+		case "integer":
+		case "float":
+			return "is a number";
+		case "table":
+		case "array":
+			return "is a container";
+		default:
+			return "is other stuff"
+	}
+}
+
+local a=1,b={},c=function(a,b){return a+b;}
+
+print("a "+typy(a)+"\n");
+print("b "+typy(b)+"\n");
+print("c "+typy(c)+"\n");
diff --git a/src/3rdparty/squirrel/samples/generators.nut b/src/3rdparty/squirrel/samples/generators.nut
new file mode 100644
index 000000000..9853e0964
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/generators.nut
@@ -0,0 +1,42 @@
+/*
+*Random number function from The Great Computer Language shootout
+*converted to a generator func
+*/
+
+function gen_random(max) {
+	local last=42
+	local IM = 139968;
+	local IA = 3877;
+	local IC = 29573;
+	for(;;){  //loops forever
+		yield (max * (last = (last * IA + IC) % IM) / IM);
+	}
+}
+
+local randtor=gen_random(100);
+
+print("RAND NUMBERS \n")
+
+for(local i=0;i<10;i+=1)
+	print(">"+resume randtor+"\n");
+
+print("FIBONACCI \n")
+function fiboz(n)
+{
+	local prev=0;
+	local curr=1;
+	yield 1;
+
+	for(local i=0;i<n-1;i+=1)
+	{
+		local res=prev+curr;
+		prev=curr;
+		yield curr=res;
+	}
+	return prev+curr;
+}
+
+foreach(val in fiboz(10))
+{
+	::print(">"+val+"\n");
+}
diff --git a/src/3rdparty/squirrel/samples/hello.nut b/src/3rdparty/squirrel/samples/hello.nut
new file mode 100644
index 000000000..1dc45ac13
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/hello.nut
@@ -0,0 +1 @@
+print("Hello World!")
\ No newline at end of file
diff --git a/src/3rdparty/squirrel/samples/list.nut b/src/3rdparty/squirrel/samples/list.nut
new file mode 100644
index 000000000..8ab1ab517
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/list.nut
@@ -0,0 +1,39 @@
+/*translation of the list test from The Great Computer Language Shootout
+*/
+
+function compare_arr(a1,a2)
+{
+	foreach(i,val in a1)
+		if(val!=a2[i])return null;
+	return 1;
+}
+
+function test()
+{
+	local size=10000
+	local l1=[]; l1.resize(size);
+	for(local i=0;i<size;i+=1) l1[i]=i;
+	local l2=clone l1;
+	local l3=[]
+
+	l2.reverse();
+	while(l2.len()>0)
+		l3.append(l2.pop());
+	while(l3.len()>0)
+		l2.append(l3.pop());
+	l1.reverse();
+
+	if(compare_arr(l1,l2))
+		return l1.len();
+	return null;
+}
+
+local n = ARGS.len()!=0?ARGS[0].tointeger():1
+for(local i=0;i<n;i+=1)
+	if(!test())
+	{
+		print("failed");
+		return;
+	}
+
+print("oki doki");
diff --git a/src/3rdparty/squirrel/samples/loops.nut b/src/3rdparty/squirrel/samples/loops.nut
new file mode 100644
index 000000000..50074c935
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/loops.nut
@@ -0,0 +1,32 @@
+local arr=["one","two","three"]
+
+::print("FOREACH\n");
+
+foreach(i,val in arr)
+{
+	::print("index ["+i+"]="+val+"\n");
+}
+
+::print("FOR\n");
+
+for(local i=0;i<arr.len();i+=1)
+{
+	::print("index ["+i+"]="+arr[i]+"\n");
+}
+
+::print("WHILE\n");
+
+local i=0;
+while(i<arr.len())
+{
+	::print("index ["+i+"]="+arr[i]+"\n");
+	i+=1;
+}
+::print("DO WHILE\n");
+
+local i=0;
+do
+{
+	::print("index ["+i+"]="+arr[i]+"\n");
+	i+=1;
+}while(i<arr.len());
diff --git a/src/3rdparty/squirrel/samples/matrix.nut b/src/3rdparty/squirrel/samples/matrix.nut
new file mode 100644
index 000000000..c8b16c65a
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/matrix.nut
@@ -0,0 +1,44 @@
+/*
+*
+* Original Javascript version by David Hedbor(http://www.bagley.org/~doug/shootout/)
+*
+*/
+local SIZE=30;
+
+function mkmatrix(rows, cols) {
+  local i, j, count = 1;
+  local m = []; m.resize(rows);
+  for (i = 0; i < rows; i+=1) {
+    m[i] = [];m[i].resize(cols)
+    for (j = 0; j < cols; j+=1) {
+      m[i][j] = count+=1;
+    }
+  }
+  return m;
+}
+
+function mmult(rows, cols,  m1, m2, m3) {
+  local i, j, k, val;
+  for (i = 0; i < rows; i+=1) {
+    for (j = 0; j < cols; j+=1) {
+      val = 0;
+      for (k = 0; k < cols; k+=1) {
+	val += m1[i][k] * m2[k][j];
+      }
+      m3[i][j] = val;
+    }
+  }
+  return m3;
+}
+
+local n = ARGS.len()!=0?ARGS[0].tointeger():1
+
+local m1 = mkmatrix(SIZE, SIZE);
+local m2 = mkmatrix(SIZE, SIZE);
+local mm = mkmatrix(SIZE, SIZE);
+
+for (local i = 0; i < n; i+=1) {
+  mmult(SIZE, SIZE, m1, m2, mm);
+}
+
+print(mm[0][0]+" "+mm[2][3]+" "+mm[3][2]+" "+mm[4][4]);
diff --git a/src/3rdparty/squirrel/samples/metamethods.nut b/src/3rdparty/squirrel/samples/metamethods.nut
new file mode 100644
index 000000000..53439520e
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/metamethods.nut
@@ -0,0 +1,115 @@
+
+local base_vec={
+	function _add(n)
+	{
+		return {
+			x=x+n.x,
+			y=y+n.y,
+			z=z+n.z,
+		}
+	}
+	function _sub(n)
+	{
+		return {
+			x=x-n.x,
+			y=y-n.y,
+			z=z-n.z,
+		}
+	}
+	function _div(n)
+	{
+		return {
+			x=x/n.x,
+			y=y/n.y,
+			z=z/n.z,
+		}
+	}
+	function _mul(n)
+	{
+		return {
+			x=x*n.x,
+			y=y*n.y,
+			z=z*n.z,
+		}
+	}
+	function _modulo(n)
+	{
+		return {
+			x=x%n,
+			y=y%n,
+			z=z%n,
+		}
+	}
+	function _typeof() {return "vector";}
+	function _get(key)
+	{
+		if(key==100)
+		{
+			return test_field;
+		}
+	},
+	function _set(key,val)
+	{
+		::print("key = "+key+"\n");
+		::print("val = "+val+"\n")
+		if(key==100)
+		{
+			return test_field=val;
+		}
+	}
+	test_field="nothing"
+}
+
+function vector(_x,_y,_z):(base_vec)
+{
+	return delegate base_vec : {x=_x,y=_y,z=_z }
+}
+////////////////////////////////////////////////////////////
+
+local v1=vector(1.5,2.5,3.5);
+local v2=vector(1.5,2.5,3.5);
+
+local r=v1+v2;
+
+
+foreach(i,val in r)
+{
+	print(i+" = "+val+"\n");
+}
+
+r=v1*v2;
+
+foreach(i,val in r)
+{
+	print(i+" = "+val+"\n");
+}
+
+r=v1/v2;
+
+foreach(i,val in r)
+{
+	print(i+" = "+val+"\n");
+}
+
+r=v1-v2;
+
+foreach(i,val in r)
+{
+	print(i+" = "+val+"\n");
+}
+
+r=v1%2;
+
+foreach(i,val in r)
+{
+	print(i+" = "+val+"\n");
+}
+
+print(v1[100]+"\n");
+v1[100]="set SUCCEEDED";
+print(v1[100]+"\n");
+
+if(typeof v1=="vector")
+	print("<SUCCEEDED>\n");
+else
+	print("<FAILED>\n");
diff --git a/src/3rdparty/squirrel/samples/methcall.nut b/src/3rdparty/squirrel/samples/methcall.nut
new file mode 100644
index 000000000..131d26228
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/methcall.nut
@@ -0,0 +1,61 @@
+/*translation of the methcall test from The Great Computer Language Shootout
+*/
+
+Toggle <- {
+	bool=null
+}
+
+function Toggle::value() {
+	return bool;
+}
+
+function Toggle::activate() {
+	bool = !bool;
+	return this;
+}
+
+function Toggle::new(startstate) {
+	local newo=clone this;
+	newo.bool = startstate;
+	return newo;
+}
+
+NthToggle <- {
+	count_max=null
+	count=0
+}
+
+function NthToggle::new(start_state,max_counter)
+{
+	local newo=delegate ::Toggle.new(start_state) : clone this;
+	newo.count_max <- max_counter
+	return newo;
+}
+
+function NthToggle::activate ()
+{
+	count+=1
+    if (count >= count_max) {
+      bool = !bool;
+      count = 0;
+    }
+    return this;
+}
+
+
+local n = ARGS.len()!=0?ARGS[0].tointeger():1
+
+local val = 1;
+local toggle = Toggle.new(val);
+for (local i=0; i<n; i+=1) {
+  val = toggle.activate().value();
+
+}
+print(toggle.value() ? "true\n" : "false\n");
+
+val = 1;
+local ntoggle = NthToggle.new(val, 3);
+for (local i=0; i<n; i+=1) {
+  val = ntoggle.activate().value();
+}
+print(ntoggle.value() ? "true\n" : "false\n");
diff --git a/src/3rdparty/squirrel/samples/tailstate.nut b/src/3rdparty/squirrel/samples/tailstate.nut
new file mode 100644
index 000000000..59fb962ef
--- /dev/null
+++ b/src/3rdparty/squirrel/samples/tailstate.nut
@@ -0,0 +1,24 @@
+function state1()
+{
+	::suspend("state1");
+	return state2();
+}
+
+function state2()
+{
+	::suspend("state2");
+	return state3();
+}
+
+function state3()
+{
+	::suspend("state3");
+	return state1();
+}
+
+local statethread = ::newthread(state1)
+
+::print(statethread.call()+"\n");
+
+for(local i = 0; i < 10000; i++)
+	::print(statethread.wakeup()+"\n");