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authorBoris Kolpackov <boris@codesynthesis.com>2023-07-20 07:44:36 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2023-07-20 07:44:36 +0200
commitb61e0de250d522ec9a8e16146ef979a65c181db1 (patch)
tree93cf8e451a5c605f9d0159c6474e77d47b6f2de4 /libbuild2/in/rule.hxx
parent7aabdc2ccfea23c93e3b94290df59708aa179104 (diff)
Change inner rule/prerequisites match order in install::file_rule
The old order messed up the for-install signaling logic. See the long comment in install::file_rule::apply_impl() for background and details.
Diffstat (limited to 'libbuild2/in/rule.hxx')
-rw-r--r--libbuild2/in/rule.hxx5
1 files changed, 5 insertions, 0 deletions
diff --git a/libbuild2/in/rule.hxx b/libbuild2/in/rule.hxx
index 369fd93..67c2509 100644
--- a/libbuild2/in/rule.hxx
+++ b/libbuild2/in/rule.hxx
@@ -22,6 +22,11 @@ namespace build2
// cache data (e.g., in match() or apply()) to be used in substitute() and
// lookup() calls.
//
+ // A derived rule is also required to derive the target file name in
+ // match() instead of apply() to make it available early for the in{}
+ // prerequisite search (see install::file_rule::apply_impl() for
+ // background).
+ //
// Note also that currently this rule ignores the dry-run mode (see
// perform_update() for the rationale).
//