+ foreach (@{$shared_sources{$dest}}) {
+ my $s = cleanfile($sourced, $_, $blddir);
+
+ # If it isn't in the source tree, we assume it's generated
+ # in the build tree
+ if (! -f $s) {
+ $s = cleanfile($buildd, $_, $blddir);
+ }
+ # We recognise C and asm files
+ if ($s =~ /\.[csS]\b$/) {
+ (my $o = $_) =~ s/\.[csS]\b$/.o/;
+ $o = cleanfile($buildd, $o, $blddir);
+ $unified_info{shared_sources}->{$ddest}->{$o} = 1;
+ $unified_info{sources}->{$o}->{$s} = 1;
+ } else {
+ die "unrecognised source file type for shared library: $s\n";
+ }
+ }
+ }
+
+ foreach (keys %generate) {
+ my $dest = $_;
+ my $ddest = cleanfile($buildd, $_, $blddir);
+ if ($unified_info{rename}->{$ddest}) {
+ $ddest = $unified_info{rename}->{$ddest};
+ }
+ die "more than one generator for $dest: "
+ ,join(" ", @{$generate{$_}}),"\n"
+ if scalar @{$generate{$_}} > 1;
+ my @generator = split /\s+/, $generate{$dest}->[0];
+ $generator[0] = cleanfile($sourced, $generator[0], $blddir),
+ $unified_info{generate}->{$ddest} = [ @generator ];
+ }
+
+ foreach (keys %depends) {
+ my $dest = $_;
+ my $ddest = cleanfile($sourced, $_, $blddir);
+
+ # If the destination doesn't exist in source, it can only be
+ # a generated file in the build tree.
+ if (! -f $ddest) {
+ $ddest = cleanfile($buildd, $_, $blddir);
+ if ($unified_info{rename}->{$ddest}) {
+ $ddest = $unified_info{rename}->{$ddest};
+ }
+ }