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#!/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"
}
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