From f0b7196db8c4dd34c4b2247943e4dac44864b89c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 29 Aug 2023 02:13:00 +0200
Subject: Add diagnostics color support on Windows (GH issue #312)

Note that currently this has to be enabled with an explicit --diag-color
option. In the future the plan is to enable it by default if supported.
---
 libbuild2/utility.hxx | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'libbuild2/utility.hxx')

diff --git a/libbuild2/utility.hxx b/libbuild2/utility.hxx
index 43cb904..f37fc54 100644
--- a/libbuild2/utility.hxx
+++ b/libbuild2/utility.hxx
@@ -149,11 +149,9 @@ namespace build2
   LIBBUILD2_SYMEXPORT extern bool diag_no_line;   // --no-line
   LIBBUILD2_SYMEXPORT extern bool diag_no_column; // --no-column
 
-  // If stderr is not a terminal, then the value is absent (so can be used as
-  // bool). Otherwise, it is the value of the TERM environment variable (which
-  // can be NULL).
+  // True if stderr is a terminal.
   //
-  LIBBUILD2_SYMEXPORT extern optional<const char*> stderr_term;
+  LIBBUILD2_SYMEXPORT extern bool stderr_term;
 
   // True if the color can be used on the stderr terminal.
   //
-- 
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