mirror of
https://github.com/MidnightCommander/mc
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73 lines
1.3 KiB
Bash
73 lines
1.3 KiB
Bash
#!/bin/sh
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# Peter Daum <gator@cs.tu-berlin.de> (Jan 1998, mc-4.1.22)
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# paths to used programs:
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ncat=cat # regular cat
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zcat=zcat # gunzip to stdout
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bzcat="bzip2 -dc" # bunzip2 to stdout
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file=file # "file" command
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sed=sed
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filelist=FILELIST # names for "special" files
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patchfs_list ()
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{
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date=`date +"%b %d %H:%M"`
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perm="-r--r--r--"
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uid=00000000
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gid=00000000
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size=00000000
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nlink=" 1"
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echo "$perm $nlink $uid $gid $size $date $filelist"
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$cat $1 |
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$sed -n "/^diff /{
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s|^.* \([^ ]*\)$|$perm $nlink $uid $gid $size $date \1|gp
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}"
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}
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patchfs_copyout ()
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{
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if [ "$2" = "$filelist" ]; then # list of all affected files
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$cat $1 |
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$sed -n "/^diff /{
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s|^.* \([^ ]*\)$|\1|gp
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}" > $3
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exit 0
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fi
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fn=`echo $2|$sed 's|/|\\\/|g'` # escape '/' in filename
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$cat $1 |
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$sed -n "/^diff .*$fn/,/^diff /{
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/^diff ./{
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/$fn/p
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d
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}
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p
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}" > $3
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}
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patchfs_run ()
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{
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exit 0
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}
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type=`$file $2`
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case $type in
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*bzip*) cat=$bzcat ;;
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*gzip*) cat=$zcat ;;
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*text*) cat=$ncat ;;
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*) exit 1
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esac
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case "$1" in
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list) patchfs_list $2; exit 0;;
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copyout) patchfs_copyout $2 $3 $4; exit 0;;
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run) patchfs_run; exit 0;;
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esac
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exit 1
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