diff options
| author | Boris Kolpackov <boris@codesynthesis.com> | 2017-08-20 15:56:26 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2017-08-20 15:56:26 +0200 |
| commit | 5058b155076b004f4abf21be6cf657a3f2cc4d1b (patch) | |
| tree | 2a1675598de93c22ef9850996cfd2964fb11480c /build2/variable.hxx | |
| parent | c9c366bc5f77a806384ebf678fe4335c1422884c (diff) | |
Add support for not cleaning generated version file
Diffstat (limited to 'build2/variable.hxx')
| -rw-r--r-- | build2/variable.hxx | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/build2/variable.hxx b/build2/variable.hxx index decc300..5ef67fd 100644 --- a/build2/variable.hxx +++ b/build2/variable.hxx @@ -283,12 +283,16 @@ namespace build2 template <typename T> const T* cast_null (const value&); template <typename T> const T* cast_null (const lookup&); - // As above but returns false if the value is NULL (or not defined, in case - // of lookup). Note that the template argument is only for documentation and - // should be bool (or semantically compatible). + // As above but returns false/true if the value is NULL (or not defined, + // in case of lookup). Note that the template argument is only for + // documentation and should be bool (or semantically compatible). // - template <typename T> T cast_false (const value& v); - template <typename T> T cast_false (const lookup& l); + template <typename T> T cast_false (const value&); + template <typename T> T cast_false (const lookup&); + + template <typename T> T cast_true (const value&); + template <typename T> T cast_true (const lookup&); + // Assign value type to the value. In the second version the variable is // optional and is only used for diagnostics. |