diff options
Diffstat (limited to 'build2/variable.ixx')
-rw-r--r-- | build2/variable.ixx | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/build2/variable.ixx b/build2/variable.ixx index 8656a04..04cf6dc 100644 --- a/build2/variable.ixx +++ b/build2/variable.ixx @@ -193,6 +193,15 @@ namespace build2 cast_false (const lookup& l) {return l && cast<T> (l);} template <typename T> + inline T + cast_true (const value& v) {return !v || cast<T> (v);} + + template <typename T> + inline T + cast_true (const lookup& l) {return !l || cast<T> (l);} + + + template <typename T> inline void typify (value& v, const variable& var) { |