/**
* Build a {@link HeaderSymlinkTree} of all the shared libraries found via the top-level rule's
* transitive dependencies.
*/
public static SymlinkTree createSharedLibrarySymlinkTree(
TargetGraph targetGraph,
BuildRuleParams params,
SourcePathResolver pathResolver,
CxxPlatform cxxPlatform,
Predicate<Object> traverse) {
BuildTarget symlinkTreeTarget =
createSharedLibrarySymlinkTreeTarget(params.getBuildTarget(), cxxPlatform.getFlavor());
Path symlinkTreeRoot =
getSharedLibrarySymlinkTreePath(params.getBuildTarget(), cxxPlatform.getFlavor());
ImmutableSortedMap<String, SourcePath> libraries =
NativeLinkables.getTransitiveSharedLibraries(
targetGraph, cxxPlatform, params.getDeps(), Linker.LinkableDepType.SHARED, traverse);
ImmutableMap.Builder<Path, SourcePath> links = ImmutableMap.builder();
for (Map.Entry<String, SourcePath> ent : libraries.entrySet()) {
links.put(Paths.get(ent.getKey()), ent.getValue());
}
try {
return new SymlinkTree(
params.copyWithChanges(
symlinkTreeTarget,
Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of()),
Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of())),
pathResolver,
symlinkTreeRoot,
links.build());
} catch (SymlinkTree.InvalidSymlinkTreeException e) {
throw new RuntimeException(e.getMessage());
}
}
