docs: Enable AsciiDoc admonition icons

diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index f251a53d3bb8f71e24ba676ce42b3c64dcabf1da..997e49d208c804d9a12d02e0ffb6d6e663a407e3 100644 (file)
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -12,6 +12,7 @@ else()
         ${ASCIIDOCTOR_EXE}
           -o "${output_file}"
           -a revnumber="${CCACHE_VERSION}"
+          -a icons=font
           -a toc=left
           -a sectanchors
           -a stylesheet="${CMAKE_CURRENT_SOURCE_DIR}/ccache-doc.css"