74574fd1e3
* gnu/packages/gcc.scm (gcj-4.8, ecj-bootstrap-4.8): New variables. * gnu/packages/javac.in: New file. * gnu-system.am (MISC_DISTRO_FILES): Add it. * Makefile.am (nobase_dist_guilemodule_DATA): Add MISC_DISTRO_FILES.
61 lines
1.8 KiB
Perl
61 lines
1.8 KiB
Perl
#!/usr/bin/perl -w
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# Taken from Gentoo:
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# http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/dev-java/gcj-jdk/files/javac.in
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use strict;
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use constant NO_DUP_ARGS => qw(-source -target -d -encoding);
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use constant STRIP_ARGS => qw(-Werror -implicit:none -J-Xbootclasspath/p:);
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my $ECJ_WARNINGS="-nowarn";
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my ( @bcoption, @source15, @target15, @cp );
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push @bcoption, '-bootclasspath', '@RT_JAR@:@TOOLS_JAR@'
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unless grep {$_ eq '-bootclasspath'} @ARGV;
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push @source15, '-source', '1.5'
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unless grep {$_ eq '-source'} @ARGV;
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push @target15, '-target', '1.5'
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unless grep {$_ eq '-target'} @ARGV;
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push @cp, '-cp', '.'
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unless grep {$_ =~ '\-c(p|lasspath)'} @ARGV or $ENV{CLASSPATH};
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my @ecj_parms = ($ECJ_WARNINGS, @bcoption, @source15, @target15, @cp);
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# Work around ecj's inability to handle duplicate command-line
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# options and unknown javac options.
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sub gen_ecj_opts
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{
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my @new_args = @{$_[0]};
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for my $opt (NO_DUP_ARGS)
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{
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my @indices = reverse grep {$new_args[$_] eq $opt} 0..$#new_args;
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if (@indices > 1) {
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shift @indices; # keep last instance only
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splice @new_args, $_, 2 for @indices;
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}
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}
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for my $opt (STRIP_ARGS)
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{
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my @indices = reverse grep {$new_args[$_] eq $opt} 0..$#new_args;
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splice @new_args, $_, 1 for @indices;
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}
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return \@new_args;
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}
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sub split_vm_args
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{
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my @new_args = @{$_[0]};
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my @vm_args = map { substr $_, 2 } grep $_ =~ /^-J/, @new_args;
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my @javac_args = grep $_ !~ /^-J/, @new_args;
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return (\@vm_args, \@javac_args);
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}
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my ($vm_args, $javac_args) = split_vm_args (gen_ecj_opts( \@ARGV ));
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my @CLASSPATH = ('@ECJ_JAR@');
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push @CLASSPATH, split /:/, $ENV{"CLASSPATH"} if exists $ENV{"CLASSPATH"};
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$ENV{"CLASSPATH"} = join ':', @CLASSPATH;
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exec '@JAVA@', @$vm_args, 'org.eclipse.jdt.internal.compiler.batch.Main', @ecj_parms, @$javac_args;
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