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38 lines
808 B
Bash
38 lines
808 B
Bash
#!/bin/sh
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# mless RANGES... - less(1)-wrapper around mshow
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PATH="${0%/*}:$PATH"
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if [ "$1" = --filter ]; then
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mshow "$2" | awk '
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function fg(c, s) { return sprintf("\033[38;5;%03dm%s\033[0m", c, s) }
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function so(s) { return sprintf("\033[1m%s\033[0m", s) }
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BEGIN { hdr = 1 }
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/^$/ { hdr = 0 }
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hdr && /^From:/ { print so(fg(119, $0)); next }
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hdr { print fg(120, $0); next }
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/^--- .* ---/ { print fg(242, $0); next }
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/^>/ { print fg(151, $0); next }
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{ print }'
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exit $?
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fi
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if [ "$#" -eq 0 ] && ! [ -t 0 ]; then
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msetseq >/dev/null
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set -- :
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fi
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if ! [ -t 1 ]; then
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exec mseq "$@"
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fi
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case "$0" in
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*next*) d=1;;
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*prev*) d=-1;;
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*) d=0;;
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esac
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curcmd=$(mseq -n "$@" |
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awk -v cur=$(mseq -n .) -v d=$d '$1 == cur {print "+" FNR+d ":x"; quit}')
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LESSOPEN="|$0 --filter %s" exec less -R $curcmd $(mseq -n "$@")
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