rpm/scripts/osgideps.pl

162 lines
4.5 KiB
Perl

#!/usr/bin/perl
use Cwd;
use Getopt::Long;
$cdir = getcwd();
$TEMPDIR="/tmp";
$MANIFEST_NAME="META-INF/MANIFEST.MF";
# prepare temporary directory
if (! (-d $TEMPDIR)) {
if (($_ = `mkdir $TEMPDIR`) != 0) {exit 1;}
elsif (! (-w $TEMPDIR) && (-x $TEMPDIR)) {exit 1;}
}
# parse options
my ($show_provides, $show_requires);
my $result = GetOptions("provides" => \$show_provides,
"requires" => \$show_requires);
exit(1) if (not $result);
@allfiles = <STDIN>;
if ($show_provides) {
do_provides(@allfiles);
}
if ($show_requires) {
do_requires(@allfiles);
}
exit(0);
sub do_provides {
foreach $jar (@_) {
next if -f $jar && -r $jar;
$jar =~ s/[^[:print:]]//g;
# if this jar contains MANIFEST.MF file
if (`jar tf $jar | grep -e \^$MANIFEST_NAME` eq "$MANIFEST_NAME\n") {
# extract MANIFEST.MF file from jar to temporary directory
chdir $TEMPDIR;
`jar xf $cdir/$jar $MANIFEST_NAME`;
open(MANIFEST, "$MANIFEST_NAME");
my $bundleName = "";
my $bundleVersion = "";
# parse bundle name and version
while(<MANIFEST>) {
# get rid of non-print chars (some manifest files contain weird chars
s/[^[:print]]//g;
if (m/(^Bundle-SymbolicName: )((\w|\.)+)(\;*)(.*\n)/) {
$bundleName = $2;
}
if (m/(^Bundle-Version: )(.*)/) {
$bundleVersion = $2;
}
}
# skip this jar if no bundle name exists
if (! $bundleName eq "") {
if (! $bundleVersion eq "") {
print "osgi(".$bundleName.") = ".$bundleVersion."\n";
} else {
print "osgi(".$bundleName.")\n";
}
}
chdir $cdir;
}
}
}
sub do_requires {
foreach $jar (@_) {
next if -f $jar && -r $jar;
$jar =~ s/[^[:print:]]//g;
if (`jar tf $jar | grep -e \^$MANIFEST_NAME` eq "$MANIFEST_NAME\n") {
chdir $TEMPDIR;
`jar xf $cdir/$jar $MANIFEST_NAME`;
open(MANIFEST, "$MANIFEST_NAME") or die;
my %reqcomp = ();
while(<MANIFEST>) {
if (m/(^(Require-Bundle|Import-Package): )(.*)$/) {
my $reqlist = "$3"."\n";
while(<MANIFEST>) {
if (m/^[[:upper:]][[:alpha:]]+-[[:upper:]][[:alpha:]]+: .*/) {
$len = length $_;
seek MANIFEST, $len*-1 , 1;
last;
}
$reqlist.="$_";
}
push @requirelist, parseReqString($reqlist);
}
}
chdir $cdir;
}
}
$list = "";
for $require (@requirelist) {
$list .= "osgi(".$require->{NAME}.")".$require->{VERSION}."\n";
}
#$abc = `echo \"$list\"|grep -e \^osgi\\(.*\\)| sort|uniq`;
print $list;
}
sub parseReqString {
my $reqstr = $_[0];
my @return;
$reqstr =~ s/ //g;
$reqstr =~ s/\n//g;
$reqstr =~ s/[^[:print:]]//g;
$reqstr =~ s/("[[:alnum:]|\-|\_|\.|\(|\)|\[|\]]+)(,)([[:alnum:]|\-|\_|\.|\(|\)|\[|\]]+")/$1 $3/g;
@reqcomp = split /,/g, $reqstr;
foreach $reqelement (@reqcomp) {
@reqelementfrmnt = split /;/g, $reqelement;
$name="";
$version="";
$name = $reqelementfrmnt[0];
for $i (1 .. $#reqelementfrmnt) {
if ($reqelementfrmnt[$i] =~ m/(^(bundle-|)version=")(.*)(")/){
$version = $3;
last;
}
}
$version = parseVersion($version);
push @return, { NAME=>"$name", VERSION=>"$version"};
}
return @return;
}
sub parseVersion {
my $ver = $_[0];
if ($ver eq "") { return "";}
if ($ver =~ m/(^[\[|\(])(.+)\ (.+)([\]|\)]$)/) {
($1 eq "\[") ? return " <= $2" : return " < $2";
} else {
return " = $ver";
}
return $ver;
}