From ce69ad7c2aaf517ec3f789300bf1ae29d8f0dc5d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 2 Sep 2022 07:08:17 +0200
Subject: Rename in.substitution variable to in.mode

The original name is still recognized for backwards compatibility.
---
 libbuild2/in/init.cxx | 6 +++++-
 libbuild2/in/rule.cxx | 2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'libbuild2')

diff --git a/libbuild2/in/init.cxx b/libbuild2/in/init.cxx
index 18071f8..6743e31 100644
--- a/libbuild2/in/init.cxx
+++ b/libbuild2/in/init.cxx
@@ -58,7 +58,11 @@ namespace build2
         // is still stricter than the autoconf's semantics which also leaves
         // unknown substitutions as is.
         //
-        vp.insert<string> ("in.substitution");
+        const variable& im (vp.insert<string> ("in.mode"));
+
+        // Original name of this variable for backwards compatibility.
+        //
+        vp.insert_alias (im, "in.substitution");
 
         // Fallback value to use for NULL value substitutions. If unspecified,
         // NULL substitutions are an error.
diff --git a/libbuild2/in/rule.cxx b/libbuild2/in/rule.cxx
index 5a6db30..3aa92a2 100644
--- a/libbuild2/in/rule.cxx
+++ b/libbuild2/in/rule.cxx
@@ -108,7 +108,7 @@ namespace build2
       // Substitution mode.
       //
       bool strict (strict_);
-      if (const string* s = cast_null<string> (t["in.substitution"]))
+      if (const string* s = cast_null<string> (t["in.mode"]))
       {
         if (*s == "lax")
           strict = false;
-- 
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