From 112f44f7f863e34d42657ad3bf14d160cc3e11e8 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 23 Mar 2023 09:17:13 +0200
Subject: Add support for relocatable installation in $install.resolve()

---
 libbuild2/install/utility.hxx | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'libbuild2/install/utility.hxx')

diff --git a/libbuild2/install/utility.hxx b/libbuild2/install/utility.hxx
index 7ab8114..2ba7b18 100644
--- a/libbuild2/install/utility.hxx
+++ b/libbuild2/install/utility.hxx
@@ -74,13 +74,22 @@ namespace build2
     // and fail unless fail_unknown is false, in which case return empty
     // directory.
     //
+    // For rel_base semantics, see the $install.resolve() documentation. Note
+    // that fail_unknown does not apply to the rel_base resolution.
+    //
     // Note: implemented in rule.cxx.
     //
     LIBBUILD2_SYMEXPORT dir_path
-    resolve_dir (const target&, dir_path, bool fail_unknown = true);
+    resolve_dir (const target&,
+                 dir_path,
+                 dir_path rel_base = {},
+                 bool fail_unknown = true);
 
     LIBBUILD2_SYMEXPORT dir_path
-    resolve_dir (const scope&, dir_path, bool fail_unknown = true);
+    resolve_dir (const scope&,
+                 dir_path,
+                 dir_path rel_base = {},
+                 bool fail_unknown = true);
 
     // Resolve file installation path returning empty path if not installable.
     //
-- 
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