235N/A

493N/A

235N/Ause strict;

235N/Ause warnings;

235N/Ause integer;

493N/Ause Getopt::Std;

493N/A

235N/Ause File::Find;

493N/A

235N/Amy %opts;

235N/Agetopts('Ps', \%opts);

493N/A

493N/Amy $pic_size = "pic";

235N/Aif (exists($opts{'P'})) {

235N/A $pic_size = "PIC";

235N/A}

235N/A

235N/Amy $single_file;

235N/Aif (exists($opts{'s'})) {

235N/A $single_file = 1;

235N/A}

235N/A

235N/Amy %compiler_pic_flags = ( 'cc' => "-K$pic_size -DPIC",

235N/A 'gcc' => "-f$pic_size -DPIC" );

235N/Amy %compiler_sharedobj_flags = ( 'cc' => '-G -z allextract',

493N/A 'gcc' => '-shared -Wl,-z,allextract' );

235N/A

235N/Amy %so_versions = ();

235N/Amy @Makefiles;

235N/A

235N/Asub scan_file {

235N/A if ($_ eq 'Makefile' && -f $_) {

235N/A my $old_file = $_;

235N/A

235N/A open my $OLD, '<', $old_file

235N/A or die "Can't open $old_file for reading: $!\n";

235N/A

235N/A # Read in original file and preprocess for data we'll need later

235N/A my $l = "";

235N/A while (my $n = <$OLD>) {

235N/A $l .= $n;

235N/A # handle line continuation

235N/A next if ($n =~ m/\\$/);

235N/A

493N/A if ($l =~ m/^([^\#\s]*)_la_LDFLAGS\s*=(.*)/ms) {

493N/A my $libname = $1;

493N/A my $flags = $2;

493N/A my $vers;

235N/A

235N/A if ($flags =~ m/[\b\s]-version-(number|info)\s+(\S+)/ms) {

235N/A my $vtype = $1;

493N/A my $v = $2;

493N/A if (($vtype eq "info") && ($v =~ m/^(\d+):\d+:(\d+)$/ms)) {

493N/A $vers = $1 - $2;

493N/A } elsif ($v =~ m/^(\d+)[:\d]*$/ms) {

493N/A $vers = $1;

493N/A } else {

235N/A $vers = $v;

235N/A }

235N/A }

235N/A elsif ($flags =~ m/-avoid-version\b/ms) {

493N/A $vers = 'none';

235N/A }

235N/A

235N/A my $ln = $libname;

493N/A if ($single_file) {

493N/A $ln = $File::Find::name . "::" . $libname;

493N/A }

493N/A if (defined($vers) && !defined($so_versions{$ln})) {

371N/A $so_versions{$ln} = $vers;

371N/A print "Set version to $so_versions{$ln} for $ln.\n";

371N/A }

235N/A }

493N/A $l = "";

235N/A }

493N/A close($OLD) or die;

493N/A

493N/A push @Makefiles, $File::Find::name;

235N/A }

235N/A}

493N/A

235N/Asub modify_file {

493N/A my ($filename) = @_;

493N/A

493N/A print "delibtoolizing $filename...\n";

493N/A

my $old_file = $filename . '~';

my $new_file = $filename;

rename($new_file, $old_file) or

die "Can't rename $new_file to $old_file: $!\n";

open my $OLD, '<', $old_file

or die "Can't open $old_file for reading: $!\n";

open my $NEW, '>', $new_file

or die "Can't open $new_file for writing: $!\n";

my $compiler;

my @inlines = ();

# Read in original file and preprocess for data we'll need later

my $l = "";

while (my $n = <$OLD>) {

$l .= $n;

# handle line continuation

next if ($n =~ m/\\$/);

if ($l =~ m/^\s*CC\s*=\s*(\S*)/) {

$compiler = $1;

}

push @inlines, $l;

$l = "";

}

close($OLD) or die;

my $compiler_type = 'cc'; # default to Sun Studio

if (defined($compiler) && ($compiler =~ m/gcc/)) {

$compiler_type = 'gcc';

}

my $picflags = $compiler_pic_flags{$compiler_type};

my $sharedobjflags = $compiler_sharedobj_flags{$compiler_type};

my $curtarget = "";

foreach $l (@inlines) {

chomp $l;

# Remove libtool script from compile steps &

# add PIC flags that libtool normally provides

$l =~ s{\$\(LIBTOOL\)

(?:[\\\s]+ \$\(LT_QUIET\))?

(?:[\\\s]+ --tag=(?:CC|CXX))?

(?:[\\\s]+ \$\(AM_LIBTOOLFLAGS\) [\\\s]+ \$\(LIBTOOLFLAGS\))?

[\\\s]+ --mode=compile

[\\\s]+ (\$\(CC\)|\$\(CCAS\)|\$\(CXX\))

}{$1 $picflags}xs;

# Remove libtool script from link step

$l =~ s{\$\(LIBTOOL\)

(?:[\\\s]+ \$\(LT_QUIET\))?

(?:[\\\s]+ --tag=(?:CC|CXX))?

(?:[\\\s]+ \$\(AM_LIBTOOLFLAGS\) [\\\s]+ \$\(LIBTOOLFLAGS\))?

[\\\s]+ --mode=link

}{}xs;

# Change -rpath to -R in link arguments

$l =~ s{(\s*)-rpath(\s*)}{$1-R$2}msg;

# Change flags for building shared object from arguments to libtool

# script into arguments to linker

if ($l =~ m/_la_LDFLAGS\s*=/) {

$l =~ s{(\s*$sharedobjflags)+\b}{}msg;

$l =~ s{(_la_LDFLAGS\s*=\s*)}{$1 $sharedobjflags }ms;

$l =~ s{(\s+)-avoid-version\b}{$1}ms;

$l =~ s{(\s+)-module\b}{$1}ms;

$l =~ s{(\s+)-version-(?:number|info)\s+\S+}{$1-h \$\@}ms;

$l =~ s{(\s+)-no-undefined\b}{$1-z defs}ms;

}

# Change file names

my @so_list = keys %so_versions;

if ($single_file) {

my $pat = $filename . "::";

@so_list = grep(/^$pat/, @so_list);

}

foreach my $so (@so_list) {

if ($so_versions{$so} eq 'none') {

$l =~ s{$so\.la\b}{$so.so}msg;

} else {

$l =~ s{$so\.la\b}{$so.so.$so_versions{$so}}msg;

}

}

$l =~ s{\.la\b}{.a}msg;

$l =~ s{\.libs/\*\.o\b}{*.lo}msg;

$l =~ s{\.lo\b}{.o}msg;

my $newtarget = $curtarget;

if ($l =~ m/^(\S+):/) {

$newtarget = $1;

} elsif ($l =~ m/^\s*$/) {

$newtarget = "";

}

if ($curtarget ne $newtarget) { # end of rules for a target

# Need to add in .so links that libtool makes for .la installs

if ($curtarget =~ m/^install-(.*)LTLIBRARIES$/ms) {

my $dirname = $1;

my $installrule = <<'END_RULE';

list='$(<DIRNAME>_LTLIBRARIES)'; for p in $$list; do \

so=$$(expr $$p : '\(.*\.so\)') ; \

if [ $$p != $$so ] ; then \

echo "rm -f $(DESTDIR)$(<DIRNAME>dir)/$$so" ; \

rm -f $(DESTDIR)$(<DIRNAME>dir)/$$so ; \

echo "ln -s $$p $(DESTDIR)$(<DIRNAME>dir)/$$so" ; \

ln -s $$p $(DESTDIR)$(<DIRNAME>dir)/$$so ; \

fi; \

done

$installrule =~ s/\<DIRNAME\>/$dirname/msg;

$l .= $installrule;

}

$curtarget = $newtarget;

}

# Static libraries

if ($curtarget =~ m/^.*\.a$/) {

$l =~ s{\$\(\w*LINK\)}{\$(AR) cru $curtarget}ms;

$l =~ s{\$\(\w*(?:LIBS|LIBADD)\)}{}msg;

$l =~ s{(\$\((?:\w*_)?AR\).*\s+)-R\s*\$\(libdir\)}{$1}msg;

}

print $NEW $l, "\n";

$l = "";

}

close($NEW) or die;

}

find(\&scan_file, @ARGV);

foreach my $mf ( @Makefiles ) {

modify_file($mf);

}