toaruos/util/check-reqs

#!/bin/bash
# Build Dependencies Checker
# ToAruOS Kernel / Userspace

function INFO {
    echo -e "\033[34;1minfo\033[0m $1" >&2
}

function WARN {
    echo -e "\033[33;1mwarning\033[0m $1" >&2
}

function ERROR {
    echo -e "\033[31;1merror\033[0m $1" >&2
}

function BAIL {
    exit 1
}

if [ -z `which clang` ] ; then
    WARN "Missing clang"
    if [ -z `which gcc` ] ; then
        WARN "Missing gcc"
        if [ -z `which cc` ] ; then
            ERROR "No compiler found"
            BAIL
        fi
    fi
fi

if [ -z `which genext2fs` ] ; then
    ERROR "Missing genext2fs"
    INFO  "You can probably get it from a package of the same name."
    BAIL
fi