add book about Go

Signed-off-by: Gwenhael Le Moine <gwenhael.le.moine@gmail.com>

doc/An-Introduction-To-Programming-In-Go/An-Introduction-To-Programming-In-Go.SlackBuild

@@ -0,0 +1,57 @@
+#!/bin/sh
+
+CWD=$(pwd)
+
+PRGNAM=$(basename $CWD)
+VERSION=$(date +"%Y.%m.%d_%H.%M")
+BUILD=1
+
+ARCH=$(uname -m)
+
+TAG=cyco
+TMP=/tmp/$TAG
+PKG=$TMP/pkg-$PRGNAM
+OUTPUT=/tmp
+
+REPOSITORIES=/home/installs/SlackBuilds/repositories
+
+PREFIX=/usr
+
+# cleaning
+rm -fr $PKG
+
+# get sources
+if [ ! -e $REPOSITORIES/$PRGNAM ]; then
+    mkdir -p $REPOSITORIES/$PRGNAM
+    ( cd $REPOSITORIES/$PRGNAM
+        httrack http://www.golang-book.com/ -*.dmg -*.exe +*.txt
+    )
+else
+    ( cd $REPOSITORIES/$PRGNAM
+        httrack --update
+    )
+fi
+
+mkdir -p $PKG$PREFIX/doc/
+cp -R $REPOSITORIES/$PRGNAM $PKG$PREFIX/doc/$PRGNAM
+
+( cd $PKG
+    mkdir -p install
+    cat <<EOF > install/slack-desc
+$PRGNAM: $PRGNAM (Go Programming book)
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: 
+$PRGNAM: http://www.golang-book.com/
+$PRGNAM: 
+EOF
+
+    chown -R root:root *
+
+    makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.txz
+)