Changeset 23247 for ipk/source.sh4/titanswapskins_tobayer01/CONTROL/preinst

Timestamp:

Sep 4, 2013, 12:34:44 AM (13 years ago)

Author:

tobayer

Message:

[titan] tobayer01 swapskin: optimize control files

File:

• ipk/source.sh4/titanswapskins_tobayer01/CONTROL/preinst (modified) (1 diff)

ipk/source.sh4/titanswapskins_tobayer01/CONTROL/preinst

@@ -1 +1 @@
 #!/bin/sh
 
-plugin="tobayer01 swapskin"
-plugindir="/var/swap/titanskins/tobayer01"
-pluginsize=2300
+plugin_size=2300
+plugin_short="tobayer01"
+plugin_type="swapskin"
+plugin_target="/var/swap/titanskins"
+
+plugin_dir="$plugin_target/$plugin_short"
+plugin="$plugin_short $plugin_type"
+
 model=`cat /etc/model`
-link=`readlink /var/swap`
 buildgroup=`cat /etc/.buildgroup`
 
-sync
 
-echo "Checking your box type..."
+### FUNCTIONS ###
+
+RES_COL=60                                                                      # column number to place the status message
+MOVE_TO_COL="echo -en \\033[${RES_COL}G"        # command to move to the configured column number
+
+echo_success() {                                                        # function to print the SUCCESS status
+        $MOVE_TO_COL; echo -n "[  OK  ]"; echo
+}
+
+echo_failure() {
+        $MOVE_TO_COL; echo -n "[FAILED]"; echo  # function to print the FAILED status message
+}
+
+
+
+### MAIN ###
+
+echo -n "Checking box type..."
 if [ "$model" = "" ]; then
-        echo ""
-        echo "Sorry! This plugin is not available for your $model, because it will not work correctly!"
+        echo_failure
+        echo
+        echo "Sorry, $plugin is not available for the $model!"
         echo "Aborting installation..."
         exit 1
 else
-        echo "Box type $model is OK."
+        echo_success
 fi
 
-echo ""
-echo "Checking swapstick..."
-if [ ! -d /var/swap/titanskins/ ]; then
-        echo "----------------------"
-        echo "Swapstick not found..."
-        echo "----------------------"
+
+echo -n "Checking installation directory..."
+if [ ! -d $plugin_target ]; then
+        echo_failure
+        echo
+        echo "Sorry, $plugin_target not found!"
+        echo "Aborting installation..."
         exit 1
 else
-        echo "Swapstick is OK."
+        echo_success
 fi
 
-if [ `df | grep /dev/mtdblock | grep mnt | sed 's/ \+/ /g' | cut -d ' ' -f4 | head -n1 | wc -l` -eq 1 ] && [ $link = "/mnt/swapextensions" ]; then
-        SPACE=`df | grep /dev/mtdblock | grep mnt | sed 's/ \+/ /g' | cut -d ' ' -f4 | head -n1`
-        FREE=`expr $SPACE - 100`
-        echo ""
-        echo "Checking free space..."
-        echo "Package size $pluginsize kb"
-        echo "Free space $FREE kb"
-        if [ "$FREE" -lt "$pluginsize" ]; then
-                echo "Sorry, not enough free space on your device!"
-                exit 1
-        else
-                echo "OK"
-        fi
+
+sync
+SPACE=`getfreespace $plugin_target`
+FREE=`expr $SPACE - 100`
+echo -n "Checking free space ($plugin_size in $FREE kB)..."
+if [ "$FREE" -lt "$plugin_size" ]; then
+        echo_failure
+        echo
+        echo "Sorry, not enough free space in $plugin_target!"
+        echo "Aborting installation..."
+        exit 1
 else
-        sync
+        echo_success
 fi
 
-echo ""
-echo "Checking OS..."
-if [ `cat /etc/motd | grep $buildgroup | grep M | grep rev | wc -l` -eq 0 ]; then                
-        echo "---------------------------"
-        echo "Don't use this TPK package!"
-        echo "---"
-        echo "Only for $buildgroup image!"
-        echo "---------------------------"
+
+echo -n "Checking image type..."
+if [ `cat /etc/version | grep $buildgroup | wc -l` -eq 0 ]; then
+        echo_failure
+        echo
+        echo "Sorry, $plugin is not available for this image type!"
+        echo "Aborting installation..."
         exit 1
 else
-        echo "OS is OK."
+        echo_success
 fi
 
-rm -rf $plugindir
-echo ""
-echo "Installing $plugin..."
+
+rm -rf $plugin_dir
+
+echo -n "Installing $plugin..."
+echo_success
 
 exit 0