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    revision 237 by niro, Thu Mar 10 01:13:05 2005 UTC revision 317 by niro, Thu Sep 1 18:27:44 2005 UTC
    # Line 1  Line 1 
    1  # $Header: /home/cvsd/alx-cvs/alx-src/alxconfig-ng/functions/config_sessions.sh,v 1.2 2005-03-10 01:13:05 niro Exp $  # $Header: /home/cvsd/alx-cvs/alx-src/alxconfig-ng/functions/config_sessions.sh,v 1.13 2005-09-01 18:27:44 niro Exp $
    2  # configures ica-sessions on the host via mysql db settings  # configures ica-sessions on the host via mysql db settings
    3    
    4  get_sessions_settings()  get_sessions_settings()
    5  {  {
    6   local x i all count   local x i all count
    7    
    8   #all arrays:   # all arrays:
    9   # ->  session1 session2 ... sessionN   # ->  session1 session2 ... sessionN
    10    
    11   #get settings from database   # get settings from database
    12   all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \   all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    13   "select session from cfg_sessions where serial='${ALX_SERIAL}'")   "select filename from cfg_sessions where serial='${ALX_SERIAL}'")
    14    
    15   #split'em up and put in an array (only if $all not zero)   # split'em up and put in an array (only if $all not zero)
    16   declare -i i=0   declare -i i=0
    17   if [ -n "${all}" ]   if [ -n "${all}" ]
    18   then   then
    # Line 26  get_sessions_settings() Line 26  get_sessions_settings()
    26   count=0   count=0
    27   fi   fi
    28    
    29     # get settings from database
    30     ALX_PROGRAMS=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    31     "select name from cfg_other_menuitems where serial='${ALX_SERIAL}'")
    32    
    33   export ALX_SESSIONS   export ALX_SESSIONS
    34     export ALX_PROGRAMS
    35    }
    36    
    37    get_autostart_settings()
    38    {
    39     # get settings from database
    40     ALX_AUTOSTART=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    41     "select session from cfg_autostart where serial='${ALX_SERIAL}'")
    42    
    43     export ALX_AUTOSTART
    44    }
    45    
    46    generate_ica_session_files()
    47    {
    48     local all_ids
    49     local i
    50     local x
    51     local server
    52     local ses_session
    53     local ses_filename
    54     local ses_username
    55     local ses_domain
    56     local ses_password
    57     local ses_browseradrs
    58     local ses_colors
    59    
    60     # get settings from database
    61     all_ids=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    62     "select id from cfg_sessions where serial='${ALX_SERIAL}'")
    63    
    64     for i in ${all_ids}
    65     do
    66     # get settings
    67     ses_session=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    68     "select session from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    69    
    70     ses_filename=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    71     "select filename from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    72    
    73     ses_username=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    74     "select username from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    75    
    76     ses_domain=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    77     "select domain from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    78    
    79     ses_password=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    80     "select password from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    81    
    82     ses_browseradrs=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    83     "select browseradrs from cfg_sessions where serial='${ALX_SERIAL}' and id='${i}'")
    84    
    85     # get the right colors
    86     ses_colors=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    87     "select depth from cfg_graphic where serial='${ALX_SERIAL}'")
    88     case ${ses_colors} in
    89     24) ses_colors="8";;
    90     16) ses_colors="4";;
    91     8) ses_colors="2";;
    92     *) ses_colors="2";;
    93     esac
    94    
    95     # write session files
    96     echo '[WFClient]' > ${ALX_ICA_SESSIONS}/${ses_filename}
    97     echo 'Version=2' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    98     OLD_IFS="$IFS"
    99     IFS=";"
    100     declare -i x=0
    101     for server in ${ses_browseradrs}
    102     do
    103     (( x++ ))
    104     echo "TcpBrowserAddress${x}=${server}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    105     done
    106     IFS="${OLD_IFS}"
    107     unset x
    108     unset OLD_IFS
    109    
    110     echo 'ScreenPercent=0' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    111    
    112     echo '[ApplicationServers]' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    113     echo "${ses_session}=" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    114    
    115     echo "[${ses_session}]" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    116     echo "Address=${ses_session}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    117     echo "InitialProgram=#${ses_session}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    118     echo "DesiredColor=${ses_colors}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    119     echo 'TransportDriver=TCP/IP' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    120     echo 'WinStationDriver=ICA 3.0' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    121     echo "ClearPassword=${ses_password}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    122     echo "Username=${ses_username}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    123     echo "Domain=${ses_domain}" >> ${ALX_ICA_SESSIONS}/${ses_filename}
    124     echo 'UseFullScreen=Yes' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    125     echo 'NoWindowManager=True' >> ${ALX_ICA_SESSIONS}/${ses_filename}
    126     done
    127    }
    128    
    129    # generates a sh file to start programs
    130    generate_program_sh()
    131    {
    132     local dest
    133     local name
    134     local exec
    135     local workdir
    136    
    137     # very basic getops
    138     for i in $*
    139     do
    140     case $1 in
    141     --name|-n) shift; name="$1" ;;
    142     --exec|-x) shift; exec="$1" ;;
    143     --dest|-d) shift; dest="$1" ;;
    144     --workdir|-w) shift; workdir="$1" ;;
    145             esac
    146     shift
    147     done
    148    
    149     # abort if name, dest or exec not given
    150     [ -z "${name}" ] && return 1
    151     [ -z "${exec}" ] && return 1
    152     [ -z "${dest}" ] && return 1
    153    
    154     echo "#!/bin/sh" > ${dest}
    155     [ -n "${workdir}" ] && echo "cd ${workdir}" >> ${dest}
    156     echo "exec ${exec}" >> ${dest}
    157    
    158     chmod 0755 ${dest}
    159    }
    160    
    161    get_other_menuitems()
    162    {
    163     local x i progsh_path name exec icon workdir
    164    
    165     # all arrays:
    166     # ->  session1 session2 ... sessionN
    167    
    168     # get settings from database -> now stored in ALX_PROGRAMS
    169    
    170     # abort if empty
    171     [ -z "${ALX_PROGRAMS}" ] && return 0
    172    
    173     progsh_path=${ALX_UNPRIV_HOME}/.alxprogs
    174     [ -d ${progsh_path} ] && rm -rf ${progsh_path}
    175     install -d ${progsh_path}
    176    
    177     # gen menu items
    178     for x in ${ALX_PROGRAMS}
    179     do
    180     # to be sure
    181     unset name
    182     unset exec
    183     unset workdir
    184     unset icon
    185    
    186     name=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    187     "select name from cfg_other_menuitems where serial='${ALX_SERIAL}' and name='${x}'")
    188    
    189     exec=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    190     "select exec from cfg_other_menuitems where serial='${ALX_SERIAL}' and name='${x}'")
    191    
    192     workdir=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    193     "select workdir from cfg_other_menuitems where serial='${ALX_SERIAL}' and name='${x}'")
    194    
    195     icon=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    196     "select icon from cfg_other_menuitems where serial='${ALX_SERIAL}' and name='${x}'")
    197    
    198     # debug only
    199     #echo "DEBUG: ${x}: name:'${name}' exec:'${exec}' workdir:'${workdir}' ic$
    200    
    201     # now echo config line for fluxbox-menu
    202     # make it "configureable" :P
    203     #[ -n "${workdir}" ] && workdir="cd ${workdir};"
    204     [ -n "${workdir}" ] && workdir="--workdir ${workdir}"
    205     [ -n "${icon}" ] && icon="<${icon}>"
    206    
    207     # gen prog startup wrapper
    208     generate_program_sh \
    209     --name "${name}" \
    210     --exec "${exec}" \
    211     --dest "${progsh_path}/${name}" \
    212     "${workdir}"
    213    
    214     echo "[exec] (${name}) {${progsh_path}/${name}} ${icon}"
    215     done
    216    }
    217    
    218    # helper functions for generate all desktop icons
    219    generate_icon()
    220    {
    221     local name
    222     local icon
    223     local command
    224     local dest
    225     local yres
    226     local xres
    227     local iwidth
    228     local iheight
    229     local deficon
    230    
    231     # very basic getops
    232     for i in $*
    233     do
    234     case $1 in
    235     --name|-n) shift; name="$1" ;;
    236     --command|-c) shift; command="$1" ;;
    237     --icon|-i) shift; icon="$1" ;;
    238     --dest|-d) shift; dest="$1" ;;
    239     --xres|-x) shift; xres="$1" ;;
    240     --yres|-y) shift; yres="$1" ;;
    241     --icon-width|-w) shift; iwidth="$1" ;;
    242     --icon-height|-h) shift; iheight="$1" ;;
    243     --default-icon) shift; deficon="$1" ;;
    244             esac
    245     shift
    246     done
    247    
    248     # some sanity checks :
    249    
    250     # abort if name or command not given
    251     [ -z "${name}" ] && return 1
    252     [ -z "${command}" ] && return 1
    253    
    254     # use some defaults for icon, dest, {x,y}res
    255     [ -z "${xres}" ] && xres=20
    256     [ -z "${yres}" ] && xres=20
    257     [ -z "${dest}" ] && dest="${ALX_UNPRIV_HOME}/.xtdesktop/${name}.lnk"
    258     if [ -z "${icon}" ] || [ ! -f "${icon}" ]
    259     then
    260     # if no default icon is given use default.png
    261     [ -z "${deficon}" ] && deficon="default.png"
    262     icon="${ALX_SESSIONS_ICONS}/${deficon}"
    263     fi
    264    
    265     echo "table Icon" > ${dest}
    266     echo "  Type: Program" >> ${dest}
    267     echo "  Caption: ${name}" >> ${dest}
    268     echo "  Command: ${command}" >> ${dest}
    269     echo "  Icon: ${icon}" >> ${dest}
    270     echo "  X: ${xres}" >> ${dest}
    271     echo "  Y: ${yres}" >> ${dest}
    272    
    273     # add these only if not zero
    274     if [ -n "${iwidth}" ] && [ -n "${iheight}" ]
    275     then
    276     echo "  IconWidth: ${iwidth}" >> ${dest}
    277     echo "  IconHeight: ${iheight}" >> ${dest}
    278     fi
    279    
    280     echo "end" >> ${dest}
    281    }
    282    
    283    generate_all_desktop_icons()
    284    {
    285     local res
    286     local xres
    287     local yres
    288     local icon_list
    289     local x
    290     local y
    291     local item
    292     local progsh_path
    293    
    294     # get the resolution
    295     res=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    296     "select resolution from cfg_graphic where serial='${ALX_SERIAL}'")
    297    
    298     # split res to x & y
    299     xres="$(echo ${res} | cut -dx -f1)"
    300     yres="$(echo ${res} | cut -dx -f2)"
    301    
    302     # top left edge of the icon is given in config file
    303     # remove a little bit to simulate the bottom-right edge
    304     xres="$(( ${xres} - 120 ))"
    305     yres="$(( ${yres} - 80 ))"
    306    
    307     # basic config
    308     cat ${ALX_SKELETONS}/xtdesktop/xtdeskrc > ${ALX_UNPRIV_HOME}/.xtdeskrc
    309    
    310     # clean desktop icon location
    311     [ -d ${ALX_UNPRIV_HOME}/.xtdesktop ] && rm -rf ${ALX_UNPRIV_HOME}/.xtdesktop
    312     install -d ${ALX_UNPRIV_HOME}/.xtdesktop
    313    
    314    
    315     # default settings
    316     declare -i x=20
    317     declare -i y=20
    318    
    319     # first all ica sessions
    320     local count=${#ALX_SESSIONS[*]}
    321     for (( i=0; i < count; i++ ))
    322     do
    323     icon_list="${icon_list} $(basename ${ALX_SESSIONS[${i}]} .ica)"
    324     done
    325    
    326     for item in ${icon_list}
    327     do
    328     # abort if empty
    329     [ -z "${item}" ] && continue
    330    
    331     # new line if x > xres
    332     if [ ${x} -ge ${xres} ];then
    333     x=20
    334     y=$((${y} + 80))
    335     fi
    336    
    337     # new row if y > yres
    338     if [ ${y} -ge ${yres} ];then
    339     x=$((${x} + 120))
    340     y=20
    341    
    342     # re-check x
    343     [ ${x} -ge ${xres} ] && x=20
    344     fi
    345    
    346     generate_icon \
    347     --name "${item}" \
    348     --command "${progsh_path}/${item}" \
    349     --icon "${ALX_SESSIONS_ICONS}/${item}.png" \
    350     --dest "${ALX_UNPRIV_HOME}/.xtdesktop/${item}.lnk" \
    351     --xres "${x}" \
    352     --yres "${y}"
    353    
    354     y=$((${y} + 80))
    355     done
    356    
    357    
    358     # generate program icons
    359     icon_list="${ALX_PROGRAMS}"
    360    
    361     progsh_path=${ALX_UNPRIV_HOME}/.alxprogs
    362    
    363     for item in ${icon_list}
    364     do
    365     # abort if empty
    366     [ -z "${item}" ] && continue
    367    
    368     # new line if x > xres
    369     if [ ${x} -ge ${xres} ];then
    370     x=20
    371     y=$((${y} + 80))
    372     fi
    373    
    374     # new row if y > yres
    375     if [ ${y} -ge ${yres} ];then
    376     x=$((${x} + 120))
    377     y=20
    378    
    379     # re-check x
    380     [ ${x} -ge ${xres} ] && x=20
    381     fi
    382    
    383     generate_icon \
    384     --name "${item}" \
    385     --command "${progsh_path}/${item}" \
    386     --icon "${ALX_SESSIONS_ICONS}/${item}.png" \
    387     --dest "${ALX_UNPRIV_HOME}/.xtdesktop/${item}.lnk" \
    388     --xres "${x}" \
    389     --yres "${y}" \
    390     --default-icon "default_item.png"
    391    
    392     y=$((${y} + 80))
    393     done
    394    
    395    
    396    
    397     # last but not least gen a icon with some sys informations
    398     local sysinfo
    399     local hostname
    400     local osversion
    401    
    402     osversion="$(< /etc/mageversion)"
    403     hostname=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
    404     "select hostname from cfg_network where serial='${ALX_SERIAL}'")
    405     sysinfo="Hostname: ${hostname} Serial: #${ALX_SERIAL} OS: alx-${osversion} Kernel: $(uname -r)"
    406    
    407     # now get the right position:
    408     # restore orig values of xres
    409     xres="$(( ${xres} + 120 ))"
    410     # default y pos (full yres -22 = cur yres + 58 !)
    411     yres="$(( ${yres} + 58 ))"
    412     # middle of the screen
    413     # (no txt - length required, xtdesk manage that itself)
    414     xres="$(( ${xres} / 2))"
    415    
    416     generate_icon \
    417     --name "${sysinfo}" \
    418     --command "exit 0" \
    419     --icon "${ALX_SESSIONS_ICONS}/sysinfo.png" \
    420     --dest "${ALX_UNPRIV_HOME}/.xtdesktop/sysinfo.lnk" \
    421     --xres "${xres}" \
    422     --yres "${yres}" \
    423     --icon-width "1" \
    424     --icon-height "1"
    425  }  }
    426    
    427  config_sessions()  config_sessions()
    428  {  {
    429   #first of all get the vars   # generate ica session files
    430     generate_ica_session_files
    431    
    432     # first of all get the vars
    433   get_sessions_settings   get_sessions_settings
    434     get_autostart_settings
    435    
    436   local count=${#ALX_SESSIONS[*]}   local count=${#ALX_SESSIONS[*]}
    437   local icon   local icon
    438     local i
    439    
    440   # DEBUG   # DEBUG
    441   declare -i i=0  # declare -i i=0
    442   echo count=${count}  # echo count=${count}
    443   echo "Number of new sessions: ${count}"  # echo "Number of new sessions: ${count}"
    444   for ((i=0; i < count; i++))  # for ((i=0; i < count; i++))
    445   do  # do
    446   echo "${i} - ${ALX_SESSIONS[${i}]}"  # echo "${i} - ${ALX_SESSIONS[${i}]}"
    447   done  # done
    448    
    449   # now setup fluxbox for user station   # now setup fluxbox for user station
    450    
    # Line 62  config_sessions() Line 462  config_sessions()
    462   cat ${ALX_SKELETONS}/fluxbox/apps \   cat ${ALX_SKELETONS}/fluxbox/apps \
    463   > ${ALX_UNPRIV_HOME}/.fluxbox/apps   > ${ALX_UNPRIV_HOME}/.fluxbox/apps
    464    
    465     # add autostart session
    466     if [[ ${ALX_AUTOSTART} != "" ]]
    467     then
    468     echo "[startup] {wfica ${ALX_ICA_SESSIONS}/${ALX_AUTOSTART}}" \
    469     >> ${ALX_UNPRIV_HOME}/.fluxbox/apps
    470     fi
    471    
    472   # fluxbox hotkeys   # fluxbox hotkeys
    473   cat ${ALX_SKELETONS}/fluxbox/apps \   cat ${ALX_SKELETONS}/fluxbox/apps \
    474   > ${ALX_UNPRIV_HOME}/.fluxbox/keys   > ${ALX_UNPRIV_HOME}/.fluxbox/keys
    # Line 70  config_sessions() Line 477  config_sessions()
    477   cat ${ALX_SKELETONS}/fluxbox/menu.header \   cat ${ALX_SKELETONS}/fluxbox/menu.header \
    478   > ${ALX_UNPRIV_HOME}/.fluxbox/menu   > ${ALX_UNPRIV_HOME}/.fluxbox/menu
    479    
    480     # now fix it with proper messages :P
    481     local ver="$(< /etc/mageversion)"
    482     sed -i "s:@CHANGEME@:alx-${ver}  #${ALX_SERIAL}:g" \
    483     ${ALX_UNPRIV_HOME}/.fluxbox/menu
    484    
    485     # add a newline (maybe there is no crlf in the header)
    486     echo >> ${ALX_UNPRIV_HOME}/.fluxbox/menu
    487    
    488   # fluxbox menu sessions   # fluxbox menu sessions
    489   for (( i=0; i < count; i++ ))   for (( i=0; i < count; i++ ))
    490   do   do
    491   echo "[exec] ($(basename ${ALX_SESSIONS[${i}]} .ica)) {wfica ${ALX_ICA_SESSIONS}/${i}}" \   [ -n "${ALX_SESSIONS[${i}]}" ] && \
    492   >> ${ALX_UNPRIV_HOME}/.fluxbox/menu   echo "[exec] ($(basename ${ALX_SESSIONS[${i}]} .ica)) {wfica ${ALX_ICA_SESSIONS}/${ALX_SESSIONS[${i}]}}" \
    493     >> ${ALX_UNPRIV_HOME}/.fluxbox/menu
    494   done   done
    495    
    496     # add other menuitems
    497     get_other_menuitems >> ${ALX_UNPRIV_HOME}/.fluxbox/menu
    498    
    499   # fluxbox menu footer   # fluxbox menu footer
    500   cat ${ALX_SKELETONS}/fluxbox/menu.footer \   cat ${ALX_SKELETONS}/fluxbox/menu.footer \
    501   >> ${ALX_UNPRIV_HOME}/.fluxbox/menu   >> ${ALX_UNPRIV_HOME}/.fluxbox/menu
    502    
    503     # add a newline (maybe there is no crlf in the footer)
    504     echo >> ${ALX_UNPRIV_HOME}/.fluxbox/menu
    505    
    506   # now we generate the desktop icons   # now it's a good time to generate *all* icons :)
    507   cat ${ALX_SKELETONS}/idesk/ideskrc \   generate_all_desktop_icons
      > ${ALX_UNPRIV_HOME}/.ideskrc  
       
      # whipe out old stuff and install a fresh directory  
      [ -d ${ALX_UNPRIV_HOME}/.idesktop ] && rm -rf ${ALX_UNPRIV_HOME}/.idesktop  
      install -d ${ALX_UNPRIV_HOME}/.idesktop  
       
      local name  
      for (( i=0; i < count; i++ ))  
      do  
      name="$(basename ${ALX_SESSIONS[${i}]} .ica)"  
       
      if [ -f ${ALX_SESSIONS_ICONS}/${name}.png ]  
      then  
      icon="${ALX_SESSIONS_ICONS}/${name}.png"  
      else  
      icon="${ALX_SESSIONS_ICONS}/default.png"  
      fi  
       
      echo "table Icon  
     Caption: ${name}  
     Command: wfica ${ALX_ICA_SESSIONS}/${i}  
     Icon: ${icon}  
     end" > ${ALX_UNPRIV_HOME}/.idesktop/${name}.lnk  
      done  
    508    
    509   # set correct permissions   # set correct permissions
    510   chown ${ALX_UNPRIV_USER}:${ALX_UNPRIV_GROUP} ${ALX_UNPRIV_HOME}   chown ${ALX_UNPRIV_USER}:${ALX_UNPRIV_GROUP} ${ALX_UNPRIV_HOME}
    511   chown ${ALX_UNPRIV_USER}:${ALX_UNPRIV_GROUP} ${ALX_UNPRIV_HOME}/.fluxbox   chown ${ALX_UNPRIV_USER}:${ALX_UNPRIV_GROUP} ${ALX_UNPRIV_HOME}/.fluxbox
    512   chmod 0755 ${ALX_UNPRIV_HOME}/.fluxbox   chmod 0755 ${ALX_UNPRIV_HOME}/.fluxbox
    513   chmod 0755 ${ALX_UNPRIV_HOME}/.idesktop   chmod 0755 ${ALX_UNPRIV_HOME}/.xtdesktop
    514   chmod 0644 ${ALX_UNPRIV_HOME}/.ideskrc   chmod 0644 ${ALX_UNPRIV_HOME}/.xtdeskrc
       
    515    
    516   # unset vars   # unset vars
    517   unset ALX_SESSIONS   unset ALX_SESSIONS
    518     unset ALX_PROGRAMS
    519  }  }
    Legend:
    Removed from v.237  
    changed lines
      Added in v.317