ePSXe - Bash Launcher 2

#!/bin/bash

# Inukaze - ePSXe Launcher
# Blog : http://inukaze.wordpress.com
# License GPL
# If you use this source code or part of this , you must specify the Autor and the part
# of this source code are you using.
# Special Thanks to :   Facebook user "Beakos GNU Linux" for giveme the command "sed 's/[.].*//'"
# Special Thanks to :   ArchLinux user "alfPlayer" for commands Like "Path=${0%/*}"
#           & Testing and Corrections Ideas for this Script

clear && reset

# Change to game directory
ePSXe_Path=${0%/*}
cd "$ePSXe_Path"

# Checking if there are relevant files and directories
# For the correct execution of the emulator ePSXe.
if [ ! -f keycodes.lst ] || [ ! -f bios/scph1001.bin ] || [ ! -e cfg ] || [ ! -e plugins ] || [ ! -e memcards ]
then
    echo "Missing needs files / and / directories in `$ePSXe_Path`"
    echo "Your ePSXe is incomplete!"
exit 1
fi

# Determining CPU Speed
CPUMHz=`dmesg | grep "MHz processor" | cut -d " " -f07 | sed 's/[.].*//'`
    if [ "$CPUMHz" -ge "800" ]
    then
        let CPUGHz=$CPUMHz/1000
        echo "You have $CPUGHz GHz Processor"
    else
        echo "You need a 800 MHz Processor to run ePSXe"
fi

# Determining If the user has enough RAM to run the emulator
RAM_Kb=`grep MemTotal /proc/meminfo | awk '{print $2}'`
    if [ "$RAM_Kb" -ge "128000" ]
    then
        let RAM_MB=$RAM_Kb/1000
        echo "You have $RAM_MB MB RAM"
    else
    echo "You need 128 MB RAM , please install more RAM Memory"
fi

# Determining Video Card & Video Card Size & 3D Support
vcard=`lspci -v | grep "VGA" | cut -d " " -f05`
if [ "$vcard" = nVidia ]
    then
    echo "You have a nVidia Video Card"
    nv_card_size=`nvidia-settings -q VideoRam | grep "Attribute 'VideoRam'" | cut -d " " -f06 | sed 's/[.].*//'`
        if [ "$nv_card_size" -ge "64000" ]
            then
            let nvcard_mbmem=$nv_card_size/1000
            echo "You have $nvcard_mbmem Mb Video Memory"
            nvsupport3d=`nvidia-settings -g | grep "direct rendering: Yes" | cut -d " " -f05`
                if [ $nvsupport3d = "Yes" ]
            then
                echo "You have 3D Support & Direct Rendering"
            else
                echo "You dont have 3D Support"
                echo "You need 3D Support to use ePSXe to run PlayStation 1 Games"
            fi
        else
        echo ""
        echo "You need 64 MB Video Card with 3D Support"
        echo ""
        fi
else
        echo "You have $vcard Video Card"
vidsize=lspci -v -s `lspci | awk '/VGA/{print $1}'` | sed -n '/Memory.*, prefetchable/s/.*\[size=\([^]]\+\)M\]/\1/p'
    if [ "$vidsize" -ge 64 ]
        then
            echo "You have $vidsize MB Video"
                support3d=glxinfo | grep "direct rendering: Yes" | cut -d " " -f03
                if [ $support3d = Yes ]
                    then
                        echo "You have 3D Support & Direct Rendering"
                    else
                        echo "You dont have 3D Support"
                        echo "You need 3D Support to use ePSXe to run PlayStation 1 Games"
                fi
        else
            echo "You need 64 MB Video Card to Gaming with ePSXe"
    fi
fi

# Determining Operating System Architecture & Linux Distro Name For Use 32 Bits Libs
MACHINE=`uname -m`
    if [ "$MACHINE" = "x86_64" ]
    then
        echo "You have a 64 Bits Operating System"
    else
        echo "You have a 32 Bits Operating System"
    fi

# Determining Linux Distro Name
# For Use 32 Bits Libraries Directory
DISTRONAME=`awk '/DISTRIB_ID=/' /etc/*-release | sed 's/DISTRIB_ID=//' | tr '[:upper:]' '[:lower:]'`
LIBS="$ePSXe_Path/32bits_libs"
DISTROLIBS="$LIBS/$DISTRONAME"
if [ "$DISTRONAME" = "$DISTRONAME" ]
    then
        chmod 666 $ePSXe_Path/cfg/*.cfg $ePSXe_Path/sstates/* \
        $ePSXe_Path/memcards/*.mcr $ePSXe_Path/snap/* 2>/dev/null
        export LD_LIBRARY_PATH="$DISTROLIBS"
        #Uncoment the follow line if you must need use OSS :
        #export LD_PRELOAD="$DISTROLIBS/libaoss.so" exec "$@"
        BIN=$ePSXe_Path/.epsxe
        echo "Using 32 Bits Libraries for $DISTRONAME"
    else
        chmod 666 $ePSXe_Path/cfg/*.cfg $ePSXe_Path/sstates/* \
        $ePSXe_Path/memcards/*.mcr $ePSXe_Path/snap/* 2>/dev/null
        export LD_LIBRARY_PATH="$LIBS/testing"
        BIN=$ePSXe_Path/.epsxe
        echo "Using 32 Bits Testing Libraries"
        echo "Because ePSXe 1.6.0 dont have libs for this distro"
fi

# Run the ePSXe - Sony PlayStation Emulator:
$BIN "$@"

# Check for errors
e=$?
if [ $e -ne 0 ]
then
    echo ""
    echo "It looks like ePSXe crashed! If you need support, please include the"
    echo "contents of the log file in your problem report."

    LOGPATH="$HOME/.epsxe/epsxe.log"
    if [ ! -f "$LOGPATH" ]
    then
        touch "$LOGPATH"
        echo "The log file is stored at: $LOGPATH"

        echo "" >> $LOGPATH
        echo "Libraries used:" >> $LOGPATH
        ldd $BIN >> $LOGPATH 2>&1

        echo "" >> $LOGPATH
        GLXINFO=`which glxinfo`
        if [ -z "$GLXINFO" ]
        then
            echo "glxinfo not found!" >> $LOGPATH
        else
            echo "Output of glxinfo:" >>$LOGPATH
            glxinfo >>$LOGPATH 2>&1
        fi

    else
        echo "Unfortunately, no log file has been created!"
    fi
fi

exit $e