freebsd-dev/contrib/dma/aliases_scan.l
2015-10-10 23:31:47 +00:00

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%{
#include <string.h>
#include "dma.h"
#include "aliases_parse.h"
#define YY_NO_INPUT
%}
%option yylineno
%option nounput
%%
[^:,#[:space:][:cntrl:]]+ {yylval.ident = strdup(yytext); return T_IDENT;}
^([[:blank:]]*(#.*)?\n)+ ;/* ignore empty lines */
[:,\n] return yytext[0];
(\n?[[:blank:]]+|#.*)+ ;/* ignore whitespace and continuation */
\\\n ;/* ignore continuation. not allowed in comments */
. return T_ERROR;
<<EOF>> return T_EOF;
%%