40 lines
805 B
Bash
40 lines
805 B
Bash
#!/bin/bash
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usefile="/etc/portage/package.use/$1"
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touch /tmp/usefile
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function addflag
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{
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if ! cat $usefile| tr ' ' '\n' |grep -e "^$1" ; then
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if [[ $(echo $1 | cut -c 1) == '-' ]]; then
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cat $usefile | sed -e 's/ '$(echo $1 | cut -c 2-)'//g' > /tmp/usefile
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printf " $1" >> /tmp/usefile
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else
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cat $usefile | sed -e 's/ -'$1'//g' > /tmp/usefile
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printf " $1" >> /tmp/usefile
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fi
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fi
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}
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if [[ -z $1 ]]; then
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echo "specify a package atom."
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exit
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elif [[ -z $2 ]]; then
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echo "specify some flags."
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exit
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elif [[ ! -f $usefile ]]; then
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if [[ ! -d $(dirname $usefile) ]]; then
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mkdir $(dirname $usefile)
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fi
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touch $usefile
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fi
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printf "$1" > $usefile
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for i in $(echo ${BASH_ARGV[*]} | cut -f -$(( $BASH_ARGC -1 )) -d ' ')
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do
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addflag $i
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cat /tmp/usefile > $usefile
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done
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rm /tmp/usefile
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exit
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