winansi: more accurate colour mapping

Use a more accurate technique to map RGB colours to standard
Windows console colours.  Since this costs 648 bytes it's
configurable but is enabled by default.

1 files changed, 8 insertions, 0 deletions

diff --git a/Config.in b/Config.in
index 6d91ad248..356bc6d5a 100644
--- a/Config.in
+++ b/Config.in
@@ -472,6 +472,14 @@ config SKIP_ANSI_EMULATION_DEFAULT
         Setting the environment variable BB_SKIP_ANSI_EMULATION overrides
         this default.
 
+config FEATURE_IMPROVED_COLOUR_MAPPING
+        bool "More accurate colour mapping for ANSI emulation (0.6 kb)"
+        default y
+        depends on PLATFORM_MINGW32
+        help
+        Use a more accurate technique to map RGB colours to the standard
+        Windows console colours.
+
 config FEATURE_EXTRA_FILE_DATA
         bool "Read additional file metadata (2.1 kb)"
         default y