diff options
| author | Boris Kolpackov <boris@codesynthesis.com> | 2022-04-06 11:26:52 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2022-04-06 13:51:56 +0200 |
| commit | 76be0a35f6c37cda7ba65530330f1ac246fb52a8 (patch) | |
| tree | f613ceafcf6c7208984d4536653061c4e0c23be7 /libbuild2/cc/link-rule.cxx | |
| parent | 0a9dd0c7d31cbba2170fdfda4b747a1fe5ce665a (diff) | |
Add support for rule hints
A rule hint is a target attribute, for example:
[rule_hint=cxx] exe{hello}: c{hello}
Rule hints can be used to resolve ambiguity when multiple rules match the same
target as well as to override an unambiguous match.
Diffstat (limited to 'libbuild2/cc/link-rule.cxx')
| -rw-r--r-- | libbuild2/cc/link-rule.cxx | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libbuild2/cc/link-rule.cxx b/libbuild2/cc/link-rule.cxx index b5cc63b..30024ce 100644 --- a/libbuild2/cc/link-rule.cxx +++ b/libbuild2/cc/link-rule.cxx @@ -446,7 +446,7 @@ namespace build2 } bool link_rule:: - match (action a, target& t, const string& hint) const + match (action a, target& t, const string& hint, match_extra&) const { // NOTE: may be called multiple times and for both inner and outer // operations (see the install rules). @@ -495,7 +495,7 @@ namespace build2 // We will only chain a C source if there is also an X source or we were // explicitly told to. // - if (r.seen_c && !r.seen_x && hint < x) + if (r.seen_c && !r.seen_x && hint.empty ()) { l4 ([&]{trace << "C prerequisite without " << x_lang << " or hint " << "for target " << t;}); @@ -850,7 +850,7 @@ namespace build2 }; recipe link_rule:: - apply (action a, target& xt) const + apply (action a, target& xt, match_extra&) const { tracer trace (x, "link_rule::apply"); |