SPELL=swiprolog
         VERSION=5.10.5
          SOURCE=pl-$VERSION.tar.gz
SOURCE_DIRECTORY=$BUILD_DIRECTORY/pl-$VERSION
   SOURCE_URL[0]=http://www.swi-prolog.org/download/stable/src/${SOURCE}
     SOURCE_HASH=sha512:b021e69ffab46824f2f88eb2a482635cea92cfa0f333c1f5e11f5a86b969c6a47d407b54689b40319f6bf3cb8e1c7b111b0061fc898d27b3a893126ad7fdf796
        WEB_SITE=http://www.swi-prolog.org
         ENTERED=20020601
      LICENSE[0]=GPL
        KEYWORDS="devel"
           SHORT="Free implementation of PROLOG"
cat << EOF
SWI-Prolog is a Free Software Prolog compiler, licensed under the
Lesser GNU Public License. Together with its graphics toolkit XPCE,
its development started in 1987 and has been driven by the needs for
real-world applications. Being free, small and standard compliant,
SWI-Prolog has become very popular for education. After changing to a
coherent and open license policy commercial application is quickly
growing.
EOF