1 files changed, 79 insertions, 0 deletions
diff --git a/security/nss/coreconf/jniregen.pl b/security/nss/coreconf/jniregen.pl
new file mode 100755
index 000000000..203918054
--- /dev/null
+++ b/security/nss/coreconf/jniregen.pl
@@ -0,0 +1,79 @@
+#!/usr/local/bin/perl
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+# Input: -d dir -j javahcmd foo1 foo2 . . .
+#        Compares generated "_jni/foo1.h" file with "foo1.class", and
+#        generated "_jni/foo2.h" file with "foo2.class", etc.
+#        (NOTE:  unlike its closely related cousin, outofdate.pl,
+#                the "-d dir" must always be specified)
+#        Runs the javahcmd on all files that are different.
+#
+# Returns: list of headers which are OLDER than corresponding class
+#          files (non-existent class files are considered to be real old :-)
+
+my $javah = "";
+my $classdir = "";
+
+while(1) {
+    if ($ARGV[0] eq '-d') {
+        $classdir = $ARGV[1];
+        $classdir .= "/";
+        shift;
+        shift;
+    } elsif($ARGV[0] eq '-j') {
+        $javah = $ARGV[1];
+        shift;
+        shift;
+    } else {
+        last;
+    }
+}
+
+if( $javah  eq "") {
+    die "Must specify -j <javah command>";
+}
+if( $classdir eq "") {
+    die "Must specify -d <classdir>";
+}
+
+foreach $filename (@ARGV)
+{
+    $headerfilename = "_jni/";
+    $headerfilename .= $filename;
+    $headerfilename =~ s/\./_/g;
+    $headerfilename .= ".h";
+
+    $classfilename = $filename;
+    $classfilename =~ s|\.|/|g;
+    $classfilename .= ".class";
+
+    $classfilename = $classdir . $classfilename;
+
+
+    ( $dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size, $atime, $headermtime,
+      $ctime, $blksize, $blocks ) = stat( $headerfilename );
+
+    ( $dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size, $atime, $classmtime,
+      $ctime, $blksize, $blocks ) = stat( $classfilename );
+
+    if( $headermtime < $classmtime )
+    {
+	# NOTE:  Since this is used by "javah", and "javah" refuses to overwrite
+	#        an existing file, we force an unlink from this script, since
+	#        we actually want to regenerate the header file at this time.
+        unlink $headerfilename;
+        push @filelist, $filename;
+    }
+}
+
+if( @filelist ) {
+    $cmd = "$javah " . join(" ",@filelist);
+    $cmd =~ s/\'/\"/g;  # because windows doesn't understand single quote
+    print "$cmd\n";
+    exit (system($cmd) >> 8);
+} else {
+    print "All JNI header files up to date.\n"
+}