restore *.orig.c to each entry

Under each yyyy/dir there is a file of the form '*.orig.c'
containing the original source code, or as close as we can
get to the original source code.

1989/jar.2/jar.2.orig.c

@@ -0,0 +1,44 @@
+#define d define
+#d a include
+#a <stdio.h>
+#a <string.h>
+#a <ctype.h>
+#d p char*
+#d P ,(p)
+#d T(E) !strcmp(E,"()")
+#d U return
+#d W while
+#d X sbrk(199)
+#d z atof
+#d e isspace
+#d D A(_)
+#d E S(C(_))
+#d B(y) p y(_)p _;{
+#d G(y,V) B(y)p i;U sprintf(i=X,"%lf",z(E)V z(S(C(D)))),i;}
+
+	    p sbrk(),*S(),*j(),*O,*H;K,Y,M=14;double
+	  z();Q(_)p _;{int V=0;W(e(*_))_++;H=_;W(V|!(e
+	(*H)|*H==')'||(*H=='('&&H-_)))V+=(*H=='(')-(*H==
+      ')'),H++;U H-_;}B(C)U _++,Y=Q(_),_=strncpy(X,_,Y),_[
+    Y]=0,_;}B(A)_++,_+=Q(_);W(e(*_))_++;U O=X,*O='(',strcpy(
+  O+1,_),O;}B(Z)U _;}B(c)U C(E);}B(q)U A(E);}B(t)p i=E;U H=S(C
+(D)),sprintf(O=X,T(H		         )?"(%s)":"(%s %s",i,H+1)
+
+	     ,O;}B(F)U S(C(A(T(E)?D:_)));}L(i,s)p
+
+i,*s;{U isdigit(*i)		?         z(i)!=z(s):strcmp(i,s);}
+  B(b)U L(E,S(C(D)))?"()":"t";}B(R)U E;}B(o)U z(E)<z(S(C(D)))?
+    "t":"()";}G(f,+)G(g,-)G(h,*)p r[4][2]={"function"   P R,
+      "quote"P C,"lambda"P Z,"defun"P j};B(j)U r[M][1]=D,*
+	r[M++]=C(_);}p not[99][2]={"if"P F,"equal"P b,"<"
+	  P o,"+"P f,"-"P g,"*"P h,"car"P c,"cdr"P q,
+	    "cons"P t,"t","t"};B(S)int Li,s;p u;if(
+	      isdigit(*_)|T(_))U _;for(Y=M;Y--;)
+		if(!strcmp(_,*r[Y]))U r[Y][1]
+	      ;u=E,_=D;if(*u-'(')U(*((p(*)())u)
+	    )(_);s=Li=M;W(!T(_))r[M][1]=E,*r[M++]
+	="",_=D;O=C(u);W(!T(O))*r[Li++]=C(O),O=A(O);U O=S
+    (C(A(u))),M=s,O;}main(){H=O=X,Y=0;W(Y|!e(K=getchar()))K==
+    EOF?exit(0):0,Y+=(K=='(')-(K==')'),*H++=K;*H=0,puts(S(O))
+				,
+ 		main();{printf("XLISP 4.0\n");}}