#!/bin/sh

set -e
cd "${0%/*}/../.."
exec >lib/unicode/prop/uprop_get_stc.c

gawk '
BEGIN {
	FS = ";"

	print "/* This file is autogenerated by gen/prop/stc; DO NOT EDIT. */"
	print ""
	print "#include \"__bsearch.h\""
	print "#include \"macros.h\""
	print "#include \"rune.h\""
	print "#include \"unicode/prop.h\""
	print ""
}

length($15) > 0 && $13 != $15 && $1 != $15 {
	map[strtonum("0X" $1)] = strtonum("0X" $15)
}

END {
	print "static const struct {"
	print "\trune k, v;"
	print "} lookup[] = {"

	for (i = 0x100; i <= 0x10FFFF; i++) {
		if (!map[i])
			continue
		printf "\t{RUNE_C(0x%06X), RUNE_C(0x%06X)},\n", i, map[i]
	}

	print "};"
	print ""
	print "__MLIB_DEFINE_BSEARCH_KV(rune, lookup, uprop_get_suc(ch))"
	print ""
	print "rune"
	print "uprop_get_stc(rune ch)"
	print "{"
	print "\treturn mlib_lookup_kv(ch);"
	print "}"
}
' data/UnicodeData.txt