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|
#!/usr/bin/perl
use FileHandle;
my $kernel=shift;
my $instdir = ();
sub check_line($$$)
{
my $dir=shift;
my $obj=shift;
my $arg=shift;
my $arg2="";
my $idir = $dir;
$idir =~ s|^../linux/drivers/media/||;
$arg=$arg." ";
while ($arg ne "") {
if ($arg =~ m|^([^ /]+)/ |) {
my $newdir=$1;
# print "include $dir/$newdir/Makefile\n";
open_makefile("$dir/$newdir/Makefile");
$arg =~ s/^[^ ]+ //;
} else {
$arg =~ s/^([^ ]+ )//;
my $cur=$1;
$arg2 = $arg2.$cur;
$cur =~ s/\s+$//;
$cur =~ s/\\$//;
$cur =~ s/\s+$//;
$cur =~ s/\.o$/.ko/;
if ( ($cur ne "") && (! ($instdir { $idir } =~ m/($cur) /))) {
$instdir { $idir } = $instdir { $idir }.$cur." ";
}
}
}
$arg2 =~ s/\s+$//;
if ($arg2 ne "") {
# print "arg=$arg2\n";
print OUT "$obj$arg2\n";
}
}
sub remove_includes($$)
{
my $obj=shift;
my $arg=shift;
my $arg2="";
$arg=$arg." ";
while ($arg ne "") {
if (!$arg =~ m|^(-I\s*[^ ]+) |) {
$arg2 = $arg2.$1;
$arg =~ s|^[^ ] ||;
} else {
$arg =~ s|^(-I\s*[^ ]+) ||;
}
}
if ($arg2 ne "") {
print OUT "$obj$arg2\n";
}
}
sub open_makefile($) {
my $file= shift;
my $in = new FileHandle;
my $dir= "";
my $count=0;
$file=~ m|^(.*)/[^/]*$|;
$dir=$1;
#print "opening $file (dir=$dir)\n";
open $in,"$file";
while (<$in>) {
if (m|\s*#|) {
print OUT $_;
next;
}
if (m|^\s*include|) {
next;
}
if (count==1 || m|(^\s*EXTRA_CFLAGS.*=\s*)(.*/.*)\n|) {
remove_includes($1,$2);
if (m|[\\]\n|) {
$count=1;
} else {
$count=0;
}
next;
}
# if (m|(^\s*obj.*=\s*)(.*/.*)\n|) {
if (count==2 || m|(^\s*obj.*=\s*)(.*)\n|) {
check_line($dir,$1,$2);
if (m|\\\n|) {
$count=1;
} else {
$count=0;
}
next;
}
print OUT $_;
}
close $in;
}
open OUT,">Makefile.media.new";
open_makefile ("../linux/drivers/media/Makefile");
# Creating Install rule
printf OUT "media-install::\n";
printf OUT "\t\@echo \"Stripping debug info from files:\"\n";
printf OUT "\t\@strip --strip-debug \$(inst-m)\n\n";
while ( my ($key, $value) = each(%instdir) ) {
printf OUT "\t\@echo -e \"\\nInstalling \$(KDIR26)/$key files:\"\n";
printf OUT "\t\@install -d \$(KDIR26)/$key\n";
printf OUT "\t\@files='$value'; ";
printf OUT "for i in \$\$files;do if [ -e \$\$i ]; then echo -n \"\$\$i \";";
printf OUT " install -m 644 -c \$\$i \$(KDIR26)/$key; fi; done; echo;\n\n";
}
printf OUT "\t/sbin/depmod -a \${KERNELRELEASE}\n\n";
# Creating Remove rule
printf OUT "media-rminstall::\n";
printf OUT "\t\@echo -e \"\\nRemoving old \$(DEST) files\\n\"\n";
while ( my ($key, $value) = each(%instdir) ) {
printf OUT "\t\@echo -e \"\\nRemoving old \$(KDIR26)/$key files:\"\n";
printf OUT "\t\@files='$value'; ";
printf OUT "for i in \$\$files;do if [ -e \$(KDIR26)/$key/\$\$i ]; then ";
printf OUT "echo -n \"\$\$i \";";
printf OUT " rm \$(KDIR26)/$key/\$\$i; fi; done; ";
printf OUT "for i in \$\$files;do if [ -e \$(KDIR26)/$key/\$\$i.gz ]; then ";
printf OUT "echo -n \"\$\$i.gz \";";
printf OUT " rm \$(KDIR26)/$key/\$\$i.gz; fi; done; echo;\n\n";
}
close OUT;
while ( my ($key, $value) = each(%config) ) {
delete $depend{$key};
}
open OUT,">Kconfig.kern";
while ( my ($key, $value) = each(%depend) ) {
print OUT "# $key with $value refs\nconfig $key\n\ttristate\n\tdefault m\n\n";
}
close OUT;
if (open IN,"Makefile.media") {
close IN;
my $changed=0;
if (open IN,"diff Makefile.media Makefile.media.new|") {
while (<IN>) {
if ($_ ne "") {
$changed=1;
}
}
close IN;
if ($changed) {
printf("One or more linux Makefiles had changed. Makefile.media rewrited.\n");
system ("mv Makefile.media.new Makefile.media");
} else {
system ("rm Makefile.media.new");
}
}
} else {
printf("Creating Makefile.media.\n");
system "mv Makefile.media.new Makefile.media";
}
if (open IN,".myconfig") {
close IN;
} else {
system "./scripts/make_kconfig.pl $kernel 1";
}
|
