2016-08-02 20:50:45 +00:00
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#!/bin/sh
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# mcolor - colorize rendered mail
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# restart as awk script
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true + /; exec awk -f "$0"; exit; / {}
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function co(n, c) { e = ENVIRON["MCOLOR_" n]; return e ? e : c }
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function fg(c, s) { return sprintf("\033[38;5;%03dm%s\033[0m", c, s) }
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function so(s) { return sprintf("\033[1m%s\033[0m", s) }
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2016-08-02 21:16:58 +00:00
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BEGIN { hdr = 1; if (match(ENVIRON["TERM"], "^(dumb|network|9term)")) dumb = 1 }
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dumb { print; next }
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2016-08-02 20:50:45 +00:00
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/^$/ { hdr = 0 }
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/^-- $/ { ftr = 1 }
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/^--- .* ---/ { print fg(co("SEP",242), $0); ftr = 0; sig = 0; next }
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/^-----BEGIN .* SIGNATURE-----/ { sig = 1 }
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hdr && /^From:/ { print so(fg(co("FROM",119), $0)); next }
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hdr { print fg(co("HEADER",120), $0); next }
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ftr { print fg(co("FOOTER",244), $0); next }
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/^-----BEGIN .* MESSAGE-----/ ||
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/^-----END .* SIGNATURE-----/ { print fg(co("SIG",244), $0); sig = 0; next }
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sig { print fg(co("SIG",244), $0); next }
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/^>/ { print fg(co("QUOTE",151), $0); next }
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{ print }
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