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authorBoris Kolpackov <boris@codesynthesis.com>2019-10-02 16:43:09 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2019-10-02 16:43:09 +0200
commite4eede85146540ff2f5a1007a69066db2bc30d29 (patch)
tree22c6f56db1996161d7211d8d2b50f32981dcc31d /libbuild2
parentb6d58769694127b5b6f036d1e0ecae0efa0d3b67 (diff)
Allow iterating over group prerequisites during execute
Diffstat (limited to 'libbuild2')
-rw-r--r--libbuild2/target.hxx3
-rw-r--r--libbuild2/target.ixx18
-rw-r--r--libbuild2/target.txx2
3 files changed, 21 insertions, 2 deletions
diff --git a/libbuild2/target.hxx b/libbuild2/target.hxx
index 5870be4..e91c41a 100644
--- a/libbuild2/target.hxx
+++ b/libbuild2/target.hxx
@@ -1194,6 +1194,9 @@ namespace build2
void
switch_mode ();
+ group_view
+ resolve_members (const prerequisite&);
+
private:
const prerequisite_members_range* r_;
base_iterator i_;
diff --git a/libbuild2/target.ixx b/libbuild2/target.ixx
index dd377b0..f304250 100644
--- a/libbuild2/target.ixx
+++ b/libbuild2/target.ixx
@@ -339,6 +339,22 @@ namespace build2
resolve_members (action, const target&); // <libbuild2/algorithm.hxx>
template <typename T>
+ inline group_view prerequisite_members_range<T>::iterator::
+ resolve_members (const prerequisite& p)
+ {
+ // We want to allow iteration over members during execute provided the
+ // same iteration has been performed during match.
+ //
+ const target* pt (r_->t_.ctx.phase == run_phase::match
+ ? &search (r_->t_, p)
+ : search_existing (p));
+
+ assert (pt != nullptr);
+
+ return build2::resolve_members (r_->a_, *pt);
+ }
+
+ template <typename T>
inline auto prerequisite_members_range<T>::iterator::
operator++ () -> iterator&
{
@@ -383,7 +399,7 @@ namespace build2
{
// Otherwise assume it is a normal group.
//
- g_ = resolve_members (r_->a_, search (r_->t_, *i_));
+ g_ = resolve_members (*i_);
if (g_.members == nullptr) // Members are not know.
{
diff --git a/libbuild2/target.txx b/libbuild2/target.txx
index 17c38c8..280d179 100644
--- a/libbuild2/target.txx
+++ b/libbuild2/target.txx
@@ -20,7 +20,7 @@ namespace build2
//
do
{
- g_ = resolve_members (r_->a_, search (r_->t_, *i_));
+ g_ = resolve_members (*i_);
// Group could not be resolved.
//