ghc: romster -> contrib

ghc/.md5sum

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+986d1f90ca30d60f7b2820d75c6b8ea7  ghc-7.6.3-src.tar.bz2

ghc/Pkgfile

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+# Description: Glasgow Haskell compiler.
+# URL: http://www.haskell.org/haskellwiki/Glasgow_Haskell_Compiler
+# Maintainer: Danny Rawlins, monster dot romster at gmail dot co
+# Packager: Moritz Wilhelmy, moritz plus crux at wzff dot de
+# Depends on: libedit libffi libgmp ncurses readline
+
+name=ghc
+version=7.6.3
+release=1
+source=(http://www.haskell.org/ghc/dist/$version/$name-$version-src.tar.bz2)
+
+build() {
+	# if ghc is not previously installed bootstrap it
+	if [ ! -e /usr/bin/ghc ]; then
+
+		# download binary bootstrap file if it does not exist
+		if [ ! -f "$PKGMK_SOURCE_DIR/$name-$version-x86_64-unknown-linux.tar.bz2" ]; then
+
+			wget http://www.haskell.org/ghc/dist/$version/$name-$version-x86_64-unknown-linux.tar.bz2 \
+				--output-document="$PKGMK_SOURCE_DIR/$name-$version-x86_64-unknown-linux.tar.bz2"
+		fi
+
+		install -d tmp
+		cd tmp
+		bsdtar -xf "$PKGMK_SOURCE_DIR/$name-$version-x86_64-unknown-linux.tar.bz2"
+		mv $name-$version ../$name-$version-binary
+		cd -
+		rmdir tmp
+
+		cd $name-$version-binary
+
+		# hack for gmp 5
+		ln -s /usr/lib/libgmp.so.10 libgmp.so.3
+		export LD_LIBRARY_PATH="$(pwd):$LD_LIBRARY_PATH"
+
+		./configure --prefix=$SRC/binary
+		make install
+		cd $SRC
+
+		export PATH="$SRC/binary/bin:$PATH"
+	fi
+
+	cd $name-$version
+
+	./configure \
+		--prefix=/usr \
+		--mandir=/usr/man
+
+	make
+	make -j1 DESTDIR=$PKG install
+	rm -r $PKG/usr/share/doc
+}