umake

#!/bin/bash
#
# ./umake       - list what works (green), issues (yellow), broke (red)
#
# ./umake <arch> <mach> <app>
# ./umake       - (in uos dir) prompt for a arch+mach+app to build
#
# ../umake      - (in build dir) re-make this particular arch+mach+app

MKCFG=.lastmk
HI="[0:35m"
LO="[0:37m"
RED="[0:31m"
GREEN="[0:32m"
YELLOW="[0:33m"


# where are we, and what is possible
UOSSRC=$(dirname $0)

function show_what_works {
    printf "${HI}\xce\xbcos${LO} build script:\n"
    echo "apps:"
    for app in $(cd $UOSSRC/apps; ls -d * 2>/dev/null)
    do
        rd=" $RED$(grep BROKE $UOSSRC/apps/$app/mkvars | cut -d '=' -f 2)$LO"
        gr=" $GREEN$(grep WORKS $UOSSRC/apps/$app/mkvars | cut -d '=' -f 2)$LO"
        yl=" $YELLOW$(grep ISSUES $UOSSRC/apps/$app/mkvars | cut -d '=' -f 2)$LO"
        printf "%16s:%s\n" $app "$gr$yl$rd"
    done
    echo ""
    echo "pick an architecture, machine, and an application, then run:"
    echo ""
    echo "    \$ $0 ${OPTS} <arch> <mach> <app>"
    echo ""
}

# capture the dash options to pass on to make(1) (they must be first)
OPTS=""
while true
do
    case $1 in
    -*) OPTS="$OPTS $1"
        shift ;;
    *)  break ;;
    esac
done

UOSARCH=$1
UOSMACH=$2
UOSAPP=$3

[ ! -f $UOSSRC/mk ] && {
    echo "$UOSSRC doesn't look like a uos source tree. maybe:"
    echo "    $ git clone https://github.com/duanev/uos.git"
    exit
}

[ -z "$UOSARCH" ] && {
    # no cmdline args, is there a MKCFG?
    [ ! -f $MKCFG ] && {
        show_what_works
        exit
    }
    . $MKCFG
    echo "found $MKCFG - building ${HI}${UOSARCH} ${UOSMACH} ${UOSAPP}${LO} in $HI ${UOSBDIR}${LO}"
}

# validate choices by looking for needed scipts in the source directories
ERR=0
[ ! -f $UOSSRC/arch/$UOSARCH/mach/$UOSMACH/mk ] && {
    echo "${HI}$UOSARCH $UOSMACH${LO} does not appear to be a valid uos arch+mach pair"
    ERR=1
}
[ ! -f $UOSSRC/apps/$UOSAPP/mkvars ] && {
    echo "${HI}$UOSAPP${LO} does not appear to be a valid uos app (no mkvars file)"
    ERR=1
}
[ $ERR -ne 0 ] && {
    # config is invalid
    show_options
    exit
}

# guess at a good build directory name
[ -z "$UOSBDIR" ] && UOSBDIR=build-${UOSARCH}-${UOSMACH}-${UOSAPP}

[ ! -d "$UOSSRC/$UOSBDIR" ] && {
    echo -n "use ${HI}${UOSSRC}/${UOSBDIR}${LO} as the build directory? [Y/n] "
    read ans
    [[ $ans == n ]] && exit
    mkdir ${UOSSRC}/${UOSBDIR}
}

cd ${UOSSRC}/${UOSBDIR}

[ ! -f $MKCFG ] && {
    echo "UOSBDIR=$UOSBDIR" > $MKCFG
    echo "UOSARCH=$UOSARCH" >> $MKCFG
    echo "UOSMACH=$UOSMACH" >> $MKCFG
    echo "UOSAPP=$UOSAPP" >> $MKCFG
}

echo make $OPTS APP=$UOSAPP -f ../arch/$UOSARCH/mach/$UOSMACH/mk $UOSAPP
make $OPTS APP=$UOSAPP -f ../arch/$UOSARCH/mach/$UOSMACH/mk $UOSAPP