/* Copyright (C) 2018 June McEnroe * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #include #include #include #include static void put(wchar_t ch) { switch (ch) { break; case L'&': printf("&"); break; case L'<': printf("<"); break; case L'>': printf(">"); break; default: printf("%lc", ch); } } static void tag(const char *open) { static const char *close = NULL; if (close == open) return; if (close) printf("", close); if (open) printf("<%s>", open); close = open; } static void push(wchar_t ch) { static wchar_t q[3]; if (q[1] == L'\b' && q[0] == L'_') { tag("i"); put(q[2]); q[0] = q[1] = q[2] = 0; } else if (q[1] == L'\b' && q[0] == q[2]) { tag("b"); put(q[2]); q[0] = q[1] = q[2] = 0; } else if (q[0]) { tag(NULL); put(q[0]); } q[0] = q[1]; q[1] = q[2]; q[2] = ch; } int main(void) { setlocale(LC_CTYPE, ""); printf("
");
	wint_t ch;
	while (WEOF != (ch = getwchar())) push(ch);
	push(0); push(0); push(0);
	printf("
\n"); return EXIT_SUCCESS; }