57 lines
1.6 KiB
Perl
Executable File
57 lines
1.6 KiB
Perl
Executable File
#!/usr/bin/perl
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use Cwd;
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use strict;
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my $cxx;
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my $ccorcxx;
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if ($ARGV[0] ne '++') {
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$ccorcxx = 'CC';
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$cxx = 0;
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} else {
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shift @ARGV;
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$ccorcxx = 'CXX';
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$cxx = 1;
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}
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die "$0: $ccorcxx environment variable does not exist\n" unless exists $ENV{$ccorcxx};
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$ENV{'LANG'} = 'C';
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my @compiler = split ' ', $ENV{$ccorcxx};
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if ("@ARGV" !~ / -nostdinc/o) {
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my $fd;
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push @compiler, ($cxx ? '-xc++' : '-xc');
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if (!open $fd, '-|') {
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open STDERR, '>&', \*STDOUT;
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exec @compiler, '/dev/null', '-v', '-E', '-o', '/dev/null' or die "*** error execing $compiler[0] - $!\n";
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}
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$compiler[1] =~ s/xc/nostdinc/o;
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push @compiler, '-nostdinc' if $cxx;
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push @compiler, '-I' . $_ for split ' ', $ENV{CCWRAP_HEADERS};
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push @compiler, '-isystem', $_ for split ' ', $ENV{CCWRAP_SYSTEM_HEADERS};
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my $finding_paths = 0;
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my $mingw_compiler = $compiler[0] =~ /mingw/o;
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my @dirafters;
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for my $d (split ' ', $ENV{CCWRAP_DIRAFTER_HEADERS}) {
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push @dirafters, '-isystem', $d if !$mingw_compiler || $d !~ /w32api/o;
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}
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while (<$fd>) {
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if (/^\*\*\*/o) {
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print;
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} elsif ($_ eq "#include <...> search starts here:\n") {
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$finding_paths = 1;
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} elsif (!$finding_paths) {
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next;
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} elsif ($_ eq "End of search list.\n") {
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last;
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} elsif (!@dirafters || !m%w32api|mingw.*/include%o) {
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chomp;
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s/^\s+//;
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push @compiler, '-isystem', Cwd::abs_path($_);
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}
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}
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push @compiler, @dirafters;
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close $fd;
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}
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push @compiler, @ARGV;
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print join(' ', '+', @compiler), "\n" if $ENV{CCWRAP_VERBOSE};
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exec @compiler or die "$0: $compiler[0] failed to execute\n";
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