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-rw-r--r--libbuild2/scope.cxx18
1 files changed, 18 insertions, 0 deletions
diff --git a/libbuild2/scope.cxx b/libbuild2/scope.cxx
index 92fc12c..f8fc634 100644
--- a/libbuild2/scope.cxx
+++ b/libbuild2/scope.cxx
@@ -10,6 +10,24 @@ using namespace std;
namespace build2
{
+ ostream&
+ operator<< (ostream& os, const subprojects& sps)
+ {
+ for (auto b (sps.begin ()), i (b); os && i != sps.end (); ++i)
+ {
+ // See find_subprojects() for details.
+ //
+ const project_name& n (
+ path::traits_type::is_separator (i->first.string ().back ())
+ ? empty_project_name
+ : i->first);
+
+ os << (i != b ? " " : "") << n << '@' << i->second;
+ }
+
+ return os;
+ }
+
// scope
//
pair<lookup, size_t> scope::