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| author | Boris Kolpackov <boris@codesynthesis.com> | 2020-08-24 10:51:26 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2020-08-24 10:51:26 +0200 |
| commit | b86c1d8d2e0be140f6854d869e07139ff3c4221c (patch) | |
| tree | 02b38914484afb6c2a69d041cf026f1d377220bf /libbuild2/variable.hxx | |
| parent | b2df0b0663d0537dd3b4f2d28d145ccd90417cab (diff) | |
Add copying version of convert<T>(value)
Diffstat (limited to 'libbuild2/variable.hxx')
| -rw-r--r-- | libbuild2/variable.hxx | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libbuild2/variable.hxx b/libbuild2/variable.hxx index 6c78c95..3152c71 100644 --- a/libbuild2/variable.hxx +++ b/libbuild2/variable.hxx @@ -47,6 +47,8 @@ namespace build2 // const value_type* base_type; + template <typename T> const value_type* is_a () const; + // Element type, if this is a vector. // const value_type* element_type; @@ -628,6 +630,10 @@ namespace build2 // template <typename T> T convert (value&&); + // As above but preserving the value. + // + template <typename T> T convert (const value&); + // Default implementations of the dtor/copy_ctor/copy_assing callbacks for // types that are stored directly in value::data_ and the provide all the // necessary functions (copy/move ctor and assignment operator). |