Gramatikator

diff --git a/gramm b/gramm
new file mode 100755 (executable)
index 0000000..4efc61a
--- /dev/null
+++ b/gramm
@@ -0,0 +1,78 @@
+#!/usr/bin/perl
+
+readgram( <<EOF
+name -> male | 300#female | 500#expobj COMMA Experimental object
+male -> title first mid last post
+female -> titlef firstf mid lastf post
+expobj -> firstf mid lastf | first mid last
+first -> Joachim | Maledictus | Octavianus | Marcus | Greebo | Graham | John | Stanislaw | Bastian Baltazar | Pedro | Alfred | Gonzales 'Speedy' | Karl | Anthony | Lobsang | Niemand | Siegfried | Magdulan | Ulthen | Siricitan | Quido | Vasilij | Diabetes
+firstf -> Jacquelinne | Melinda | Pythia | Catherine | Magrat | Granny | Esmeralda | Mona
+last -> 5000#lastu | Trestivec | Larva | Sodny | Draselny | Melitus | Hydrogenes
+lastf -> 5000#lastu | Trestivcova | Larvova | Sodna | Draselna | Melita | Hydrogena | Ogg | Weatherwax | Lisa
+lastu -> Aurelius | Woshtepp | von Draczek | Portius | Simon | de Ath | Faust | Bux | Jimenez | de la Cruz | Mosquitto | Thorndyke | Smith | Marx | Crowley | O'Body | Rondevald | Umwald | Sleedill | Morbispictus
+title -> 3000#Mgr. | 2000#Dr. | Prof. | 2000#Mg. | Sir | PUDr. | 3000#
+titlef -> 3000#Mgr. | 2000#Dr. | Prof. | 2000#Mg. | Lady | JUDr. | 3000#
+post -> COMMA Dr. h. c. | COMMA Laureate of Nobel Prize | COMMA Certified Idiot | COMMA Archmage | COMMA Polyhistor | 3000#
+secretary -> firstf mid lastf sec | 100#first mid last sec
+sec -> COMMA Secretary
+chief -> Prof. first mid last COMMA Director of the Laboratory
+mid -> A. | B. | C. | D. | E. | F. | G. | H. | I. | J. | K. | L. | M. | N. | O. | P. | Q. | R. | S. | T. | U. | V. | W. | X. | Y. | Z. | 26000#
+EOF
+);
+
+print generate('chief'), "\n";
+$ee = 1+rrr(3);
+for($e=0; $e<$ee; $e++) { print generate('secretary'), "\n"; }
+$ee = 5+rrr(20);
+for($e=0; $e<$ee; $e++) { print generate('name'), "\n"; }
+exit 0;
+
+sub rrr {
+       my $l = shift @_;
+       return int($l*rand);
+}
+
+sub readgram {
+       my $l = shift @_;
+       my $a;
+       for $a (split(/\n/, $l)) {
+               ($a =~ /^(\w+) -> (.*)$/) || die "Invalid rule: $a";
+               $gr{$1} = $2;
+       }
+}
+
+sub generate {
+       my $w = shift @_;
+       my $f='';
+       my $t, $z, $r, $a, $i;
+       for(;;) {
+               if ($w !~ /^\s*([.'a-zA-Z0-9_-]+)(.*)$/) {
+#                      print "DONE\n";
+                       last;
+               }
+               $w = $2;
+               $t = $1;
+               if (!defined $gr{$t}) {
+#                      print "Terminal <$t>\n";
+                       $f="$f $t";
+               } else {
+                       $z=0;
+                       $r=$gr{$t};
+                       foreach $a (split(/\|/,$r)) {
+                               $z += ($a =~ /^(.*)#/) ? $1 : 1000;
+                       }
+                       $i=int($z*rand);
+                       $z=0;
+                       foreach $a (split(/\|/,$r)) {
+                               $z += ($a =~ /^(.*)#/) ? $1 : 1000;
+                               if ($i < $z) { $A=$a; last; }
+                       }
+                       $A =~ s/.*\#//;
+#                      print "Expanding <$t> -> <$A>\n";
+                       $w = "$A $w";
+               }
+       }
+       $f =~ s/^\s+//;
+       $f =~ s/\s*COMMA/,/g;
+       return $f;
+}