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authorBoris Kolpackov <boris@codesynthesis.com>2022-05-23 13:11:59 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2022-05-23 13:11:59 +0200
commit73a9ca5ad8925511354ce294e7b061e0262a1f98 (patch)
treed39ed4f4ff8f984611057cc1b7f0747242b12edd /libbuild2
parentb7f6c386e0396bd242d0ec42f820db4ea0f6760b (diff)
Add ability to iterate over variable pool
Diffstat (limited to 'libbuild2')
-rw-r--r--libbuild2/variable.hxx21
1 files changed, 14 insertions, 7 deletions
diff --git a/libbuild2/variable.hxx b/libbuild2/variable.hxx
index 15e0074..ae3c9ab 100644
--- a/libbuild2/variable.hxx
+++ b/libbuild2/variable.hxx
@@ -1301,6 +1301,20 @@ namespace build2
LIBBUILD2_SYMEXPORT const variable&
insert_alias (const variable& var, string name);
+ // Iteration.
+ //
+ public:
+ using key = butl::map_key<string>;
+ using map = std::unordered_map<key, variable>;
+
+ using const_iterator = butl::map_iterator_adapter<map::const_iterator>;
+
+ const_iterator begin () const {return const_iterator (map_.begin ());}
+ const_iterator end () const {return const_iterator (map_.end ());}
+
+ // Variable patterns.
+ //
+ public:
// Insert a variable pattern. Any variable that matches this pattern will
// have the specified type, visibility, and overridability. If match is
// true, then individual insertions of the matching variable must match
@@ -1327,7 +1341,6 @@ namespace build2
// to have been applied). So if you use this functionality, watch out
// for the insertion order (you probably want more specific first).
//
- public:
LIBBUILD2_SYMEXPORT void
insert_pattern (const string& pattern,
optional<const value_type*> type,
@@ -1349,9 +1362,6 @@ namespace build2
}
public:
- void
- clear () {map_.clear ();}
-
variable_pool (): variable_pool (nullptr) {}
// RW access (only for the global pool).
@@ -1391,9 +1401,6 @@ namespace build2
// Variable map.
//
private:
- using key = butl::map_key<string>;
- using map = std::unordered_map<key, variable>;
-
pair<map::iterator, bool>
insert (variable&& var)
{