# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils java-utils

DESCRIPTION="TinyOS: an open-source OS designed for wireless embedded sensor networks"
HOMEPAGE="http://www.tinyos.net/"
SRC_URI="mirror://sourceforge/tinyos/${P}.tar.gz"
LICENSE="Intel"
SLOT="0"
KEYWORDS="~x86"
IUSE="javacomm"
RESTRICT="maketest"


# WARNING: If somebody knows TinyOS better than me, please read carefully this ebuild
#	   and correct it as soon as possible. The java-team and the dev-embedded team
#	   should review this.

#From the install instructions:
#     * Download and install IBMs 1.4 JDK and javax.comm
#       avarice-2.0.20030825cvs-1.i386.rpm
#       avr-binutils-2.13.2.1-1.i386.rpm
#       avr-gcc-3.3tinyos-1.i386.rpm
#       avr-insight-pre6.0cvs.tinyos-1.3.i386.rpm
#       avr-libc-20030512cvs-1.i386.rpm
#       graphviz-1.10-1.i386.rpm
#       nesc-1.1-1.i386.rpm
#       tinyos-tools-1.1.0-1.i386.rpm

#Most of them are not really required in order to build this package, but it's better have them here.
DEPEND=">=dev-java/ibm-jdk-bin-1.4
	>=sys-devel/crossdev-0.9.5
	>=cross-avr/binutils-2.13.2.1
	>=cross-avr/gcc-3.3
	>=cross-avr/avr-libc-1.2
	>=media-gfx/graphviz-1.10"

RDEPEND=">=dev-embedded/avarice-2.0
	 >=dev-embedded/avr-insight-6.0
	 >=dev-embedded/nesc-1.1
	 >=dev-embedded/tinyos-tools-1.1.0
	 >=dev-java/ibm-jdk-bin-1.4
	 >=cross-avr/binutils-2.13.2.1
         >=cross-avr/gcc-3.3
         >=cross-avr/avr-libc-1.2
         >=media-gfx/graphviz-1.10"

PDEPEND=">=dev-embedded/tinyos-tools-1.1.0
	 >=dev-embedded/nesc-1.1"

S=${WORKDIR}/${P}

pkg_setup() {
	java-utils_setup-vm
        java-utils_ensure-vm-version-ge 1 4 0

	local vendor=`java-utils_get-vm-vendor`
	einfo "${vendor} vm detected." 
        if ! [[ ${vendor} = "ibm-jdk-bin" ]]; then
		eerror "ibm-jdk-bin is required!"
		eerror "Please use java-config -S to set your system vm to a ibm-jdk."
		die "setup failed due to missing prerequisite: ibm-jdk-bin"
       fi


	if ! useq javacomm ; then
		eerror "javacomm is required! Add javacomm to your use flag then re-emerge ibm-jdk-bin."
		eerror "Then re-emerge this package."
		die "setup failed due to missing prerequisite: javacomm"
        fi
}

src_unpack() {
	unpack ${A} || die "unpack failed"
	cd ${S}/tools/src/uisp/src
        epatch ${FILESDIR}/uisp-gcc34.patch || die "patching uisp failed"
	einfo "Setting up virtual machine"
        java-utils_setup-vm
}

src_compile() {
        make prefix=/opt/tinyos-1.x all || die "make all failed"
}

src_install() {
	# The build system of this package is totally crippled / non-existing.
        # We'll just correct the mistakes afterwards (much less work).

        cd tools
        make prefix=${D}/opt/tinyos-1.x install || die "make install failed"
        cd ${S}

        # make sure only regular files are in there
        if [ `find apps tos ! -type d ! -type f -printf x` ]; then
                die "non-regular files in apps or tos directory found!";
        fi

        # correct file modes
        chown -R root:root apps tos doc tools\
                && find apps tos doc tools -type d ! -perm 755 -exec chmod 755 \{\} \; \
                && find apps tos doc -type f ! -perm 644 -exec chmod 644 \{\} \; \
                || die "correcting filemodes failed"

        # install them
        mv apps tos INTEL-LICENSE.txt Makefile doc tools ${D}/opt/tinyos-1.x \
                || die "moving apps & tos directories failed"

	#Ok, now do some black magic... tinyos.sh.in may be ignored with this.
	dodir /etc/profile.d
	echo "TOSROOT=\"/opt/tinyos-1.x\"" >${D}/etc/profile.d/tinyos.sh
	echo "export TOSROOT" >>${D}/etc/profile.d/tinyos.sh
	echo "TOSDIR=\"$TOSROOT/tos\"" >>${D}/etc/profile.d/tinyos.sh
	echo "export TOSDIR" >>${D}/etc/profile.d/tinyos.sh
	echo "CLASSPATH=\`$TOSROOT/tools/java/javapath\`" >>${D}/etc/profile.d/tinyos.sh
	echo "export CLASSPATH" >>${D}/etc/profile.d/tinyos.sh

	#Gentoo already set the PATH for java and javac.

	chmod 755 ${D}/etc/profile.d/tinyos.sh

}

pkg_postinst() {
  einfo "If you want to use the uisp version bundled with TinyOS be sure to"
  einfo "include /opt/tinyos-1.x/bin in your PATH."
  einfo "----------------------------------------------------------------------"
  ewarn "You should probably also change the permissions on /dev/ttyS<n> to 666"
  ewarn "for all serial ports that you will use, and on /dev/parport0 if you're"
  ewarn "programming via the parallel port. This will allow you to access these"
  ewarn "devices, and hence run uisp and SerialForwarder, as a normal user."
  ewarn "--------------------------------------------------------------------- "
  ewarn "Now you've to emerge dev-embedded/nesc then do:"
  ewarn "\"ebuild /var/db/pkg/dev-db/${PF}/${PF}.ebuild config\""
}

pkg_config() {
	einfo "Compiling TinyOS java tools"
	java-utils_setup-vm
        java-utils_ensure-vm-version-ge 1 4 0

	local vendor=`java-utils_get-vm-vendor`
        einfo "${vendor} vm detected."
        if ! [[ ${vendor} = "ibm-jdk-bin" ]]; then
                eerror "ibm-jdk-bin is required!"
                eerror "Please use java-config -S to set your system vm to a ibm-jdk."
                die "setup failed due to missing prerequisite: ibm-jdk-bin"
        fi

	source /etc/profile.d/tinyos.sh
	cd $TOSROOT/tools/java
	make || die "make TinyOS java tools failed."
	einfo "Now TinyOS is fully compiled."
}