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c7b031e177
At the same time, fix `cut` command to pass filename last, as this is also more portable. Fixes build issues on e.g. Alpine Linux
33 lines
801 B
Bash
Executable file
33 lines
801 B
Bash
Executable file
#!/bin/sh
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unicodedata_txt="${1}"
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output="${2}"
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cat <<EOF > "${output}"
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#pragma once
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#include <wchar.h>
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static const struct {
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wchar_t replacement;
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wchar_t base;
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wchar_t comb;
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} precompose_table[] = {
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EOF
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# extract canonical decomposition data from UnicodeData.txt,
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# - pad hex values to 5 digits,
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# - sort numerically on base character, then combining character,
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# - then reduce to 4 digits again where possible
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#
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# "borrowed" from xterm/unicode/make-precompose.sh
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cut -d ";" -f 1,6 "${unicodedata_txt}" |
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grep ";[0-9,A-F]" | grep " " |
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sed -e "s/ /, 0x/;s/^/{ 0x/;s/;/, 0x/;s/$/},/" |
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sed -e "s,0x\(....\)\([^0-9A-Fa-f]\),0x0\1\2,g" |
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(sort -k 3 || sort +2) |
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sed -e "s,0x0\(...[0-9A-Fa-f]\),0x\1,g" |
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sed 's/^/ /' >> "${output}"
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echo "};" >> "${output}"
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