29 lines
651 B
Bash
Executable File
29 lines
651 B
Bash
Executable File
#!/bin/bash -
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Usage() { echo "$0 FontFile"; exit 1; }
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SayError() { local error=$1; shift; echo "$0: $@"; exit "$error"; }
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[ "$#" -ne 1 ] && Usage
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width=70
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fontfile="$1"
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[ -f "$fontfile" ] || SayError 4 'File not found'
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list=$(fc-query --format='%{charset}\n' "$fontfile")
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for range in $list
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do IFS=- read start end <<<"$range"
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if [ "$end" ]
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then
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start=$((16#$start))
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end=$((16#$end))
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for((i=start;i<=end;i++)); do
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printf -v char '\\U%x ' "$i"
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printf '%b ' "$char"
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done
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else
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printf '%b ' "\\U$start"
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fi
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done | grep -oP '.{'"$width"'}'
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