[ADD] Common shell files

shell/.functions

@@ -0,0 +1,59 @@
+# Creates an archive (*.tar.gz) from given directory.
+function maketar() { tar cvzf "${1%%/}.tar.gz"  "${1%%/}/"; }
+
+# Create a ZIP archive of a file or folder.
+function makezip() { zip -r "${1%%/}.zip" "$1" ; }
+
+function extract {
+ if [ -z "$1" ]; then
+    # display usage if no parameters given
+    echo "Usage: extract <path/file_name>.<zip|rar|bz2|gz|tar|tbz2|tgz|Z|7z|xz|ex|tar.bz2|tar.gz|tar.xz>"
+ else
+    if [ -f $1 ] ; then
+        # NAME=${1%.*}
+        # mkdir $NAME && cd $NAME
+        case $1 in
+          *.tar.bz2)   tar xvjf ../$1    ;;
+          *.tar.gz)    tar xvzf ../$1    ;;
+          *.tar.xz)    tar xvJf ../$1    ;;
+          *.lzma)      unlzma ../$1      ;;
+          *.bz2)       bunzip2 ../$1     ;;
+          *.rar)       unrar x -ad ../$1 ;;
+          *.gz)        gunzip ../$1      ;;
+          *.tar)       tar xvf ../$1     ;;
+          *.tbz2)      tar xvjf ../$1    ;;
+          *.tgz)       tar xvzf ../$1    ;;
+          *.zip)       unzip ../$1       ;;
+          *.Z)         uncompress ../$1  ;;
+          *.7z)        7z x ../$1        ;;
+          *.xz)        unxz ../$1        ;;
+          *.exe)       cabextract ../$1  ;;
+          *)           echo "extract: '$1' - unknown archive method" ;;
+        esac
+    else
+        echo "$1 - file does not exist"
+    fi
+fi
+}
+
+# jump directorys upwards until it hits a directory with multiple folders
+function up() {
+  local d=""
+  limit=$1
+  for ((i=1 ; i <= limit ; i++))
+    do
+      d=$d/..
+    done
+  d=$(echo $d | sed 's/^\///')
+  if [ -z "$d" ]; then
+    d=..
+  fi
+  cd $d
+}
+
+# create an directory and directly cd into it
+function mcd () {
+  mkdir -p $1
+  cd $1
+}
+