[clue-tech] new thread -> RedHat RHEL kernel

[mike havlicek]

#!/bin/bash

##########################################################################
#
# Takes path to patches as argument
#
##########################################################################
#echo "$1"
#exit
SPECFILE=/usr/src/redhat/SPECS/kernel-2.6.spec
##########################################################################
moveon(){
export PS3='Continue: '
choices="Yes No"
select selection in $choices; do
    if [ $selection ]; then
        if [ $selection = Yes ]; then
            echo "Moving on"
            break
        else
            echo "Aborting patches"
            exit
        fi
    else
        echo "Invalid"
    fi
done
}

##########################################################################
buildcommand() {
while read patchID switches; do
    part[0]=$patchID
    part[1]=$switches
################################
# Using () rather than backticks
# has caused problems here
################################
    patchdef=`grep -i "${part[0]}:" $SPECFILE|cut -f 2
-d" "`
    patchfile="$PATCHPATH$patchdef"
    if [ $patchfile != ${patchfile%.bz2} ] ; then
#echo "$patchfile VS ${patchfile%.bz2}"
        if [ -r $patchfile ] ; then
            bzip2 -d $patchfile
        fi
        patchfile=${patchfile%.bz2}
    fi

# Check if patch exists where we look and we have read
permission
    if [ -r $patchfile ] ; then
##########################################################################
#
# Simply do the Unix patch without using $command here
#
##########################################################################
        command="patch ${part[1]} < $patchfile"
        echo $command
        #patch ${part[1]} < $patchfile
    else
        echo "Error:"
        echo "\"$patchdef\" unavailable."
        sleep 1
        #moveon
        #exit
    fi


#    echo "${part[0]}"
#    echo "${part[1]}"

done
} #< testdata



## Called as sed -nf <this file> $SPEC
## Extract order to apply patches from kernel spec
file and how to patch.
#/^#.*Alan/,/END.*APP/{
#/^%/s/%//p
#}
##########################################################################
# Called as sed -nf sedscr2 $SPEC
# Extract patch definitions
#210,/END.*DEF/{
#604d
#s/: */=/p
#}
#
#sed2=`sed -n '210,/END.*DEF/{604d}
##########################################################################
#moveon
if [ -z "$1" ] ; then
    echo "Usage: ${0##*/} PATCHPATH"
else
    sed1=`sed -n '/^#.*Alan/,/END.*APP/{/^%/s/%//p}'
$SPECFILE`
    PATCHPATH="$1/"
    # The following line works
    echo "$sed1" | buildcommand
    #read "$sed1" | buildcommand
fi


--- mike havlicek <mhavlicek1 at yahoo.com> wrote:

> I wrote a silly bash script that used Sed to strip
> the
> patch names from the spec file from the kernel srpm.
> And apply them in correct order. 
> 
> -Mike
> 
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