diff options
Diffstat (limited to 'libbuild2/config')
| -rw-r--r-- | libbuild2/config/init.cxx | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/libbuild2/config/init.cxx b/libbuild2/config/init.cxx index aa2c763..69da09c 100644 --- a/libbuild2/config/init.cxx +++ b/libbuild2/config/init.cxx @@ -204,13 +204,12 @@ namespace build2 // Assume missing version is 0. // - auto p (extract_variable (rs.ctx, lex, c_v)); - uint64_t v (p.second ? cast<uint64_t> (p.first) : 0); + optional<value> ov (extract_variable (rs.ctx, lex, c_v)); + uint64_t v (ov ? cast<uint64_t> (*ov) : 0); if (v != module::version) fail (l) << "incompatible config file " << in << - info << "config file version " << v - << (p.second ? "" : " (missing)") << + info << "config file version " << v << (ov ? "" : " (missing)") << info << "config module version " << module::version << info << "consider reconfiguring " << project (rs) << '@' << rs.out_path (); |