Mass Deface Email Grabber
&1 if test $# -eq 1; then case $1 in *[-.]xz | *[-.]lzma | *.t[lx]z) ;; *[-.]bz2 | *.tbz | *.tbz2) xz1=bzip2;; *[-.][zZ] | *_z | *[-.]gz | *.t[ag]z) xz1=gzip;; *[-.]lzo | *.tzo) xz1=lzop;; *) echo >&2 "$0: $1: Unknown compressed file name suffix" exit 2;; esac case $1 in *[-.][zZ] | *_z | *[-.][gx]z | *[-.]bz2 | *[-.]lzma | *[-.]lzo) FILE=`expr "X$1" : 'X\(.*\)[-.][abglmoxzZ2]*$'`;; *.t[abglx]z) FILE=`expr "X$1" : 'X\(.*[-.]t\)[abglx]z$'`ar;; *.tbz2) FILE=`expr "X$1" : 'X\(.*[-.]t\)bz2$'`ar;; *.tzo) FILE=`expr "X$1" : 'X\(.*[-.]t\)zo$'`ar;; esac xz_status=$( exec 4>&1 ($xz1 -cd -- "$1" 4>&-; echo $? >&4) 3>&- | eval "$cmp" - '"$FILE"' >&3 ) elif test $# -eq 2; then case $1 in *[-.]bz2 | *.tbz | *.tbz2) xz1=bzip2;; *[-.][zZ] | *_z | *[-.]gz | *.t[ag]z) xz1=gzip;; *[-.]lzo | *.tzo) xz1=lzop;; esac case $2 in *[-.]bz2 | *.tbz | *.tbz2) xz2=bzip2;; *[-.][zZ] | *_z | *[-.]gz | *.t[ag]z) xz2=gzip;; *[-.]lzo | *.tzo) xz2=lzop;; esac case $1 in *[-.][zZ] | *_z | *[-.][gx]z | *[-.]bz2 | *[-.]lzma | *.t[abglx]z | *.tbz2 | *[-.]lzo | *.tzo | -) case "$2" in *[-.][zZ] | *_z | *[-.][gx]z | *[-.]bz2 | *[-.]lzma | *.t[abglx]z | *.tbz2 | *[-.]lzo | *.tzo | -) if test "$1$2" = --; then xz_status=$( exec 4>&1 ($xz1 -cdfq - 4>&-; echo $? >&4) 3>&- | eval "$cmp" - - >&3 ) elif # Reject Solaris 8's buggy /bin/bash 2.03. echo X | (echo X | eval "$cmp" /dev/fd/5 - >/dev/null 2>&1) 5<&0; then xz_status=$( exec 4>&1 ($xz1 -cdfq -- "$1" 4>&-; echo $? >&4) 3>&- | ( ($xz2 -cdfq -- "$2" 4>&-; echo $? >&4) 3>&- 5<&- &3) 5<&0 ) cmp_status=$? case $xz_status in *[1-9]*) xz_status=1;; *) xz_status=0;; esac (exit $cmp_status) else F=`expr "/$2" : '.*/\(.*\)[-.][ablmotxz2]*$'` || F=$prog tmp= trap ' test -n "$tmp" && rm -rf "$tmp" (exit 2); exit 2 ' HUP INT PIPE TERM 0 if type mktemp >/dev/null 2>&1; then # Note that FreeBSD's mktemp isn't fully compatible with # the implementations from mktemp.org and GNU coreutils. # It is important that the -t argument is the last argument # and that no "--" is used between -t and the template argument. # This way this command works on all implementations. tmp=`mktemp -d -t "$prog.XXXXXXXXXX"` || exit 2 else # Fallback code if mktemp is missing. This isn't as # robust as using mktemp since this doesn't try with # different file names in case of a file name conflict. # # There's no need to save the original umask since # we don't create any non-temp files. Note that using # mkdir -m 0077 isn't secure since some mkdir implementations # create the dir with the default umask and chmod the # the dir afterwards. umask 0077 mkdir -- "${TMPDIR-/tmp}/$prog.$$" || exit 2 tmp="${TMPDIR-/tmp}/$prog.$$" fi $xz2 -cdfq -- "$2" > "$tmp/$F" || exit 2 xz_status=$( exec 4>&1 ($xz1 -cdfq -- "$1" 4>&-; echo $? >&4) 3>&- | eval "$cmp" - '"$tmp/$F"' >&3 ) cmp_status=$? rm -rf "$tmp" || xz_status=$? trap - HUP INT PIPE TERM 0 (exit $cmp_status) fi;; *) xz_status=$( exec 4>&1 ($xz1 -cdfq -- "$1" 4>&-; echo $? >&4) 3>&- | eval "$cmp" - '"$2"' >&3 );; esac;; *) case "$2" in *[-.][zZ] | *_z | *[-.][gx]z | *[-.]bz2 | *[-.]lzma | *.t[abglx]z | *.tbz2 | *[-.]lzo | *.tzo | -) xz_status=$( exec 4>&1 ($xz2 -cdfq -- "$2" 4>&-; echo $? >&4) 3>&- | eval "$cmp" '"$1"' - >&3 );; *) eval "$cmp" '"$1"' '"$2"';; esac;; esac else echo >&2 "$0: Invalid number of operands; try \`${0##*/} --help' for help" exit 2 fi cmp_status=$? test "$xz_status" -eq 0 || exit 2 exit $cmp_status