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#!/bin/sh
set -e
cd "${0%/*}/../.."
exec >lib/unicode/prop/uprop_get_na.c
gawk '
BEGIN {
FS = ";"
print "/* This file is autogenerated by gen/prop/na; DO NOT EDIT. */"
print ""
print "#include \"macros.h\""
print "#include \"rune.h\""
print "#include \"unicode/prop.h\""
print ""
print "#define _(...) \\"
print "\t{(const char8_t []){__VA_ARGS__}, sizeof((const char8_t []){__VA_ARGS__})}"
print ""
print "static const struct u8view lookup[] = {"
}
$2 !~ /^</ {
gsub(/./, "\x27&\x27, ", $2)
sub(/, $/, "", $2)
printf "\t[RUNE_C(0x%06X)] = _(%s),\n", strtonum("0X" $1), $2
}
END {
print "};"
print ""
print "struct u8view"
print "uprop_get_na(rune ch)"
print "{"
print "\treturn ch < lengthof(lookup) ? lookup[ch] : (struct u8view){};"
print "}"
}
' data/UnicodeData.txt
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