#/bin/sh

# simple script to give a summary of system information

# License: LGPLv2
# Author:
#    http://www.pixelbeat.org/
# Notes:
#    Unless you run as root, disk info can't be shown
# Changes:
#    V0.1, 16 Nov 2005, Initial release
#    V0.s, 22 Oct 2007, Tweak to ensure cdrom info shown.
#                       Comment out partition info as a bit noisy.


proc find_sbin_cmd {
    for base in [/ /usr/ /usr/local] {
        if test -e $base/sbin/$1 {
            echo $base/sbin/$1
            exit
        }
    }
}
setglobal FDISK = $[which fdisk]
setglobal LSUSB = $[which lsusb]
setglobal LSPCI = $[which lspci]
test -z $FDISK && setglobal FDISK = $[find_sbin_cmd fdisk]
test -z $LSUSB && setglobal LSUSB = $[find_sbin_cmd lsusb]
test -z $LSPCI && setglobal LSPCI = $[find_sbin_cmd lspci]

echo "============= Drives ============="
shell {
sed -n 's/.* \([hs]d[a-f]$\)/\1/p' < /proc/partitions
test -e /dev/cdrom && readlink -f /dev/cdrom | cut -d/ -f3
} |
sort | uniq |
while read disk {
    echo -n "/dev/$disk: "
    if test ! -r /dev/$disk {
        echo "permission denied" #could parse /proc for all but
    } else {
        setglobal size = $[$FDISK -l /dev/$disk | grep Disk | cut -d' ' -f3-4 | tr -d ,]
        setglobal rest = $[/sbin/hdparm -i /dev/$disk 2>/dev/null | grep Model]
        setglobal rest = $[echo $rest] #strip spaces
        echo -n $rest
        if test ! -z $size {
            echo ", Size=$size"
        } else {
            echo
        }
    }
}

#if [ `id -u` == "0" ]; then
#echo "========== Partitions =========="
#$FDISK -l 2>/dev/null
#fi

echo "============= CPUs ============="
grep "model name" /proc/cpuinfo #show CPU(s) info

echo "============= MEM ============="
setglobal KiB = $[grep MemTotal /proc/meminfo | tr -s ' ' | cut -d' ' -f2]
setglobal MiB = $[expr $KiB / 1024]
#note various mem not accounted for, so round to appropriate size
#on my 384MiB system over 8MiB was unaccounted for
#on my 1024MiB system over 20MiB was unaccounted for so round to next highest power of 2
setglobal round = '32'
echo "$[expr '(' '(' $MiB / $round ')' + 1 ')' '*' $round] MiB"

echo "============= PCI ============="
$LSPCI -tv

echo "============= USB ============="
$LSUSB