1Stop-CMake

#!/bin/sh

# Create default Hyperion build directory, if it does not exist.
# Then configure using the arguments.

# Your current working directory MUST be the one where this file resides
# DO NOT source this script.

where=$PWD
gitconf=.git/config
sfdir=SoftFloat-3a
build=../$(uname -m)/$(basename "$where")
obj=../$(uname -m)/s3fh

# Look for SoftFloat; clone if not present; build it if it isn't

# Decode the git configure url statement

testurl () {
if [ $1 != url ] || [ $2 != "=" ] ; then
        echo "Git configuration for url not in proper format." >&2
        echo "Want 'url' have '$1'; want '=' have '$2'."
        return 14
fi

pfx=$(echo $3|"cut" -d . -f 1)

case "$pfx" in
        git@github)
                clone=git@github.com:hercules-390/$sfdir.git
                ;;
        https://github)
                clone=https://github.com/hercules-390/$sfdir.git
                ;;
        *)
                echo "Git url '$3' does not seem to be correct format." >&2
                echo "It should start 'git@github' or 'https://github'."
                return 15
                ;;
esac

(cd .. && git clone $clone)
rv=$?

if [ $rv -ne 0 ] ; then
        echo "git clone of $sfdir failed rv=$rv."
        return 16
fi

return 0
}

# Try to determine how Hyperion was cloned so that SoftFloat
# can be cloned the same way.

testSoftFloat () {

if [ -d ../$sfdir ] ; then
        echo "$sfdir is installed." >&2
else
        # Need to download and install softfloat.  Try to determine how
        # Hyperion was cloned and then use same method
        if [ ! -d .git ] || [ ! -f $gitconf ] ; then
                echo "Hyperion git configuration file '$gitconf' not found." >&2
                return 12
        fi

        remote=$("sed" -n -e '/\[remote/,/\[/p' $gitconf | "grep" 'url *=')

        if [ -z "$remote" ] ; then
                echo "Cannot determine how Hyperion was cloned." >&2
                return 13
        fi

        testurl $remote
        rv=$?

        if [ 0 -ne $rv ] ; then return $rv ; fi
fi

if [ -f $obj/include/softfloat.h ] ; then return 0 ; fi

(cd ../$sfdir && ./1Stop)
rv=$?

if [ 0 -ne $rv ] ; then
        echo "Could not build $sfdir rv=$rv."
        return 17
fi

return 0
}

dodir () {
if [ ! -d $1 ] ; then
        mkdir $1
        if [ $? -ne 0 ] ; then
                echo "Cannot create directory '$1'.  Terminating."
                exit 12
        fi
        echo "Created '$1'." >&2
else
        echo "'$1' exists." >&2

fi
}

testSoftFloat
rv=$?
if [ 0 -ne $rv ] ; then exit $rv ; fi

echo "$sfdir installed and built."

dodir ../$(uname -m)
dodir $build


# Run cmake.  Go to build directory.

cd "$build"

# If no arguments are specified and config.log exists, it would be nice
# get  the  arguments  used last time configure was run, but alas; they
# are not shown quoted.  The shell cannotdo.

cmake $where -DS3FH_DIR="../s3fh" "$@"
rv=$?

if [ 0 -ne $rv ] ; then exit $rv ; fi

make