Modified script not to generate new destination file unless the source

file is newer.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@966 542714f4-19e9-0310-aa3c-eee0fc999fb1

bin/gendobj

@@ -1,6 +1,6 @@
 #!/usr/bin/perl -w
 #
-# $Id: gendobj,v 1.1 2002/02/08 22:41:22 mdb Exp $
+# $Id: gendobj,v 1.2 2002/02/08 23:08:39 mdb Exp $
 #
 # gendobj is used to generate DObject source file definitons basded on
 # abbreviated declarations. Because DObject fields all have standard
@@ -29,6 +29,14 @@ while ($source = shift) {
         next;
     }
 
+    # if the destination file is newer than the source file, do nothing
+    my $dmtime = (stat($dest))[9];
+    my $smtime = (stat($source))[9];
+    if ((defined $dmtime) && ($dmtime > $smtime)) {
+        warn "Skipping $source as source is newer.\n" if ($verbose);
+        next;
+    }
+
     if (!open(IN, "$source")) {
         warn "Unable to open $source for reading: $!\n";
         next;
@@ -72,6 +80,7 @@ while ($source = shift) {
 
             # check to see if we're seeing a DObject field declaration
             if (/^\s*public ([A-Za-z]+(\[\])*) ([A-Za-z]+)( = .*)?;\s*$/) {
+                print "Matched field [type=$1, field=$3]\n" if ($verbose);
                 push (@fields, [$1, $3]);
             }
         }
@@ -79,28 +88,31 @@ while ($source = shift) {
 
     close(IN);
 
-    print join("", @preamble);
-    print join("", @classdecl);
+    # generate the output file
+    if (!open(OUT, ">$dest")) {
+        warn "Unable to open $dest for writing: $!\n";
+        next;
+    }
+
+    print "Writing output to $dest...\n" if ($verbose);
+
+    print OUT join("", @preamble);
+    print OUT join("", @classdecl);
 
     my $field;
     foreach $field (@fields) {
         print_dobj_constant($field->[0], $field->[1]);
     }
 
-    print join("", @classbody);
+    print OUT join("", @classbody);
 
     foreach $field (@fields) {
         print_dobj_setters($field->[0], $field->[1]);
     }
 
-    print "}\n";
+    print OUT "}\n";
 
-    # generate the output file
-#     if (!open(OUT, ">$dest")) {
-#         warn "Unable to open $dest for writing: $!\n";
-#         next;
-#     }
-#     close(OUT);
+    close(OUT);
 }
 
 sub print_dobj_constant
@@ -112,7 +124,7 @@ sub print_dobj_constant
     $fcode =~ s/([A-Z])/_$1/g;
     $fcode =~ tr/a-z/A-Z/;
 
-    print <<EOF;
+    print OUT <<EOF;
     /** The field name of the <code>$field</code> field. */
     public static final String $fcode = "$field";
 
@@ -131,9 +143,25 @@ sub print_dobj_setters
     my $cfield = $field;
     $cfield =~ s/(\w)/\U$1/;
 
+    # we may need to wrap the field for certain types
+    my $dobjval = $field;
+    if ($type eq "boolean") {
+        $dobjval = "new Boolean($field)";
+    } elsif ($type eq "byte") {
+        $dobjval = "new Byte($field)";
+    } elsif ($type eq "int") {
+        $dobjval = "new Integer($field)";
+    } elsif ($type eq "long") {
+        $dobjval = "new Long($field)";
+    } elsif ($type eq "float") {
+        $dobjval = "new Float($field)";
+    } elsif ($type eq "double") {
+        $dobjval = "new Double($field)";
+    }
+
     # some known types have special setters
     if ($type eq "DSet") {
-    print <<EOF;
+    print OUT <<EOF;
 
     /**
      * Requests that the specified element be added to the
@@ -164,7 +192,7 @@ sub print_dobj_setters
 EOF
 
     } elsif ($type eq "OidList") {
-    print <<EOF;
+    print OUT <<EOF;
 
     /**
      * Requests that the specified oid be added to the
@@ -186,7 +214,7 @@ EOF
 EOF
 
     } else {
-    print <<EOF;
+    print OUT <<EOF;
 
     /**
      * Requests that the <code>$field</code> field be set to the specified
@@ -194,7 +222,7 @@ EOF
      */
     public void set$cfield ($type $field)
     {
-        requestAttributeChange($fcode, $field);
+        requestAttributeChange($fcode, $dobjval);
     }
 
     /**
@@ -206,7 +234,7 @@ EOF
     public void set${cfield}Immediate ($type $field)
     {
         this.$field = $field;
-        requestAttributeChange($fcode, $field);
+        requestAttributeChange($fcode, $dobjval);
     }
 EOF
     }