diff options
| -rw-r--r-- | libbuild2/adhoc-rule-regex-pattern.hxx | 4 | ||||
| -rw-r--r-- | libbuild2/rule.hxx | 3 | ||||
| -rw-r--r-- | tests/recipe/cxx/testscript | 13 |
3 files changed, 13 insertions, 7 deletions
diff --git a/libbuild2/adhoc-rule-regex-pattern.hxx b/libbuild2/adhoc-rule-regex-pattern.hxx index ed8bf59..4327e72 100644 --- a/libbuild2/adhoc-rule-regex-pattern.hxx +++ b/libbuild2/adhoc-rule-regex-pattern.hxx @@ -14,6 +14,10 @@ namespace build2 { // Ad hoc rule regex pattern. // + // The name signature is stored in match_extra::buffer while the regex + // match_results object -- in the target auxiliary data storage. Both must + // remain valid until after the apply_*() calls. + // // Note: exported since may be accessed by ad hoc recipe implementation. // class LIBBUILD2_SYMEXPORT adhoc_rule_regex_pattern: public adhoc_rule_pattern diff --git a/libbuild2/rule.hxx b/libbuild2/rule.hxx index e46c402..ad6b51c 100644 --- a/libbuild2/rule.hxx +++ b/libbuild2/rule.hxx @@ -146,7 +146,8 @@ namespace build2 // Used for both ad hoc pattern rules and ad hoc recipes. For recipes, it's // essentially a rule of one case. Note that when used as part of a pattern, // the implementation cannot use the match_extra::buffer nor the target - // auxilary data storage. + // auxiliary data storage until the pattern's apply_*() calls have been + // made. // // Note: not exported. // diff --git a/tests/recipe/cxx/testscript b/tests/recipe/cxx/testscript index 9a87c24..c94148e 100644 --- a/tests/recipe/cxx/testscript +++ b/tests/recipe/cxx/testscript @@ -180,19 +180,20 @@ if (!$static && $test.target == $build.host) -- recipe - apply (action, target&) const override + apply (action, target& t) const override { - return [this] (action a, const target& t) + const auto& mrs (t.data<regex_match_results> ()); + + return [this, mr = mrs.str (1)] (action a, const target& t) { - return perform_update (a, t); + return perform_update (a, t, mr); }; } target_state - perform_update (action, const target& t) const + perform_update (action, const target&, const string& mr) const { - const auto& mr (t.data<regex_match_results> ()); - text << pattern->rule_name << ": " << mr.str (1); + text << pattern->rule_name << ": " << mr; return target_state::changed; } }} |