Linux heracles.o2switch.net 4.18.0-553.62.1.lve.el8.x86_64 #1 SMP Mon Jul 21 17:50:35 UTC 2025 x86_64

//usr/libexec/grepconf.sh

 #!/bin/sh

case "$1" in
    -c | --interactive-color)
        ! grep -qsi "^COLOR.*none" /etc/GREP_COLORS
        ;;
    *)
        echo >&2 "Invalid / no option passed, so far only -c | --interactive-color is supported."
        exit 1
        ;;
esac