diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2019-05-03 15:04:46 +0200 |
---|---|---|
committer | Boris Kolpackov <boris@codesynthesis.com> | 2019-05-03 15:09:40 +0200 |
commit | a8c2fa28947960cce78d905ac9bbcb490ec78382 (patch) | |
tree | c142c3910338cdfe77f6324f122cbfb474ec71dd /build2/variable.hxx | |
parent | f0da422177d416aef2e446b23e8bbf2ec79a9aab (diff) |
Add config.{c,cxx}.std
These values override {c,cxx}.std specified at the project level. In
particular, this allows us to force a specific standard for all the
projects in a build configuration, for example:
b create: conf/,cc config.cxx=g++ config.cxx.std=experimental
Diffstat (limited to 'build2/variable.hxx')
-rw-r--r-- | build2/variable.hxx | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/build2/variable.hxx b/build2/variable.hxx index 5e6ad2f..01e7038 100644 --- a/build2/variable.hxx +++ b/build2/variable.hxx @@ -339,6 +339,9 @@ namespace build2 template <typename T> value& operator= (T); template <typename T> value& operator+= (T); + template <typename T> value& operator= (T* v) { + return v != nullptr ? *this = *v : *this = nullptr;} + template <typename T> value& operator+= (T* v) { return v != nullptr ? *this += *v : *this;} |