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44 lines
755 B
44 lines
755 B
#! /bin/bash
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##
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##
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if test "x$1" = "x-h" ; then
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1>&2 echo "Usage: "
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1>&2 echo " $0 [filename]"
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1>&2 echo "Read words from input, treating all whitespace like,"
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1>&2 echo "and write exactly N words per line on output."
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1>&2 echo "Options: "
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1>&2 echo " -n [N] specify N (default: 1)"
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1>&2 echo " filename = '-' or '' ==> read from standard input"
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exit 1
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fi
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: ${wordmax:=1}
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files=""
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while test -n "$*" ; do
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this=$1 ; shift
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case $this in
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-n) wordmax=$1 ; shift
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;;
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*) files="$files $this"
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;;
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esac
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done
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awk '{
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for (ii = 1; ii <=NF; ii++) {
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printf ("%s", $ii);
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words++;
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if (words >= wordmax) {
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print "";
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words = 0;
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} else {
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printf (" ");
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}
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}
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}' wordmax=$wordmax $files
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