The newly introduced decoration_border color incorrectly uses the default value
for "background" as a fallback when not specified. Instead, it should use the
user-specified "background" as a fallback.
fixes #2149
} \
if (decoration_border != NULL) { \
config.client.classname.decoration_border = draw_util_hex_to_color(decoration_border); \
+ } else { \
+ config.client.classname.decoration_border = config.client.classname.background; \
} \
} \
} while (0)