131 lines
3.3 KiB
Perl
131 lines
3.3 KiB
Perl
# ex:ts=8 sw=4:
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# $OpenBSD: Compile.pm,v 1.14 2023/07/08 08:15:32 espie Exp $
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#
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# Copyright (c) 2007-2010 Steven Mestdagh <steven@openbsd.org>
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# Copyright (c) 2012 Marc Espie <espie@openbsd.org>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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use v5.36;
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package LT::Mode::Compile;
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our @ISA = qw(LT::Mode);
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use File::Basename;
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use LT::LoFile;
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use LT::Util;
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use LT::Trace;
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sub help($)
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{
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print <<"EOH";
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Usage: $0 --mode=compile COMPILE-COMMAND [opts] SOURCE
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Compile source file into library object
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-o OUTPUT-FILE
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EOH
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}
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my @valid_src = qw(asm c cc cpp cxx f s);
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sub run($class, $ltprog, $gp, $ltconfig)
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{
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my $lofile = LT::LoFile->new;
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my $pic = !$ltconfig->noshared;
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my $nonpic = 1;
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if ($gp->has_tag('disable-shared')) {
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$pic = 0;
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}
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if ($gp->has_tag('disable-static') && $pic) {
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$nonpic = 0;
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}
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my $pic_mode = 0;
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my @pie_flags = ();
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$gp->handle_permuted_options('o:!@',
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qr{\-Wc\,(.*)},
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sub {
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$gp->keep_for_later(split(/\,/, shift));
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},
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'Xcompiler:',
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sub {
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$gp->keep_for_later($_[2]);
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},
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'pie|fpie|fPIE',
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sub {
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push(@pie_flags, $_[3]);
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},
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'no-suppress', # we just ignore that one
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'prefer-pic', sub { $pic_mode = 1; },
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'prefer-non-pic', sub { $pic_mode = 0; },
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'static',
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sub {
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$pic = 0;
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$nonpic = 1;
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},
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'shared',
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sub {
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if (!$pic) {
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shortdie "bad configuration: can't build shared library";
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}
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$nonpic = 0;
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});
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my ($outfile, $odir, $ofile, $srcfile, $srcext);
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# XXX check whether -c flag is present and if not, die?
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if ($gp->o) {
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if ($gp->o > 1) {
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shortdie "Can't specify -o more than once\n";
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}
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# fix extension if needed
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($outfile = ($gp->o)[0]) =~ s/\.o$/.lo/;
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$odir = dirname($outfile);
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$ofile = basename($outfile);
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} else {
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# XXX sometimes no -o flag is present and we need another way
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my $srcre = join '|', @valid_src;
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my $found = 0;
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foreach my $a (@main::ARGV) {
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if ($a =~ m/\.($srcre)$/i) {
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$srcfile = $a;
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$srcext = $1;
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$found = 1;
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last;
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}
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}
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$found or die "Cannot find source file in command\n";
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# the output file ends up in the current directory
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$odir = '.';
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($ofile = basename($srcfile)) =~ s/\.($srcext)$/.lo/i;
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$outfile = "$odir/$ofile";
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}
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tsay {"srcfile = $srcfile"} if $srcfile;
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tsay {"outfile = $outfile"};
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(my $nonpicobj = $ofile) =~ s/\.lo$/.o/;
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my $picobj = "$ltdir/$nonpicobj";
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$lofile->{picobj} = $picobj if $pic;
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$lofile->{nonpicobj} = $nonpicobj if $nonpic;
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$lofile->{picflags} = $ltconfig->picflags;
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if ($pic_mode) {
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$lofile->{nonpicflags} = $ltconfig->picflags;
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} else {
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$lofile->{nonpicflags} = \@pie_flags;
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}
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$lofile->compile($ltprog, $odir, \@ARGV);
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$lofile->write($outfile);
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}
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1;
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