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/* Copyright (C) 2020 C. McEnroe <june@causal.agency>
*
* 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 <http://www.gnu.org/licenses/>.
*/
%option prefix="mdoc"
%option noyywrap
%{
#include "hilex.h"
%}
%s MacroLine Heading
%%
[[:blank:]]+ { return Normal; }
^"." {
BEGIN(MacroLine);
return Keyword;
}
^".\\\"".* { return Comment; }
<MacroLine,Heading>{
"\n" {
BEGIN(0);
return Normal;
}
S[hs] {
BEGIN(Heading);
return Keyword;
}
%[ABCDIJNOPQRTUV]|A[cdnopqrt]|B[cdfkloqtx]|Br[coq]|Bsx|C[dm]|D[1bcdloqtvx] |
E[cdfklmnorsvx]|F[acdlnortx]|Hf|I[cnt]|L[bikp]|M[st]|N[dmosx]|O[copstx] |
P[acfopq]|Q[cloq]|R[esv]|S[chmoqstxy]|T[an]|U[dx]|V[at]|X[cor] {
return Keyword;
}
"\""([^""]|"\\\"")*"\"" { return String; }
}
<Heading>[^[:space:]].* { return IdentifierTag; }
"\\"(.|"("..|"["[^]]*"]") { return String; }
[^.\\""[:space:]]+ { return Normal; }
.|\n { return Normal; }
%{
(void)yyunput;
(void)input;
%}
%%
const struct Lexer LexMdoc = { yylex, &yyin, &yytext };
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