- persistent name in /usr/libexec

- automatic version guessing

d/factor/factor.SlackBuild

@@ -1,13 +1,14 @@
 #!/bin/sh
 set -x -e
 
-PRGNAM=factor
-VERSION=2010-01-24-14-47
+CWD=$(pwd)
+
+PRGNAM=$(basename $CWD)
+VERSION=$([ -e $PRGNAM-linux-*.tar.?z* ] && ls $PRGNAM-linux-*.tar.?z* | cut -d . -f 1 | cut -d - -f 5,6,7,8,9 )
 ARCH=$(uname -m)
 BUILD=1
 PACKAGER=cyco
 
-CWD=$(pwd)
 TMP=/tmp
 PKG=$TMP/$PACKAGER/pkg-$PRGNAM
 PREFIX=/usr
@@ -20,6 +21,7 @@ mkdir -p $PKG$PREFIX/libexec/
 ( cd $PKG$PREFIX/libexec/
     tar xf $CWD/$PRGNAM-linux-$( [ "$ARCH" = "x86_64" ] && echo "x86-64" || echo "x86-32")-$VERSION.tar.gz
     mv $PRGNAM $PRGNAM-$VERSION
+    ln -s $PRGNAM-$VERSION $PRGNAM
 )
 
 # installation