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98 lines
3.6 KiB
Text
98 lines
3.6 KiB
Text
/*********************************************************************************************************
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* Software License Agreement (BSD License) *
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* Author: Sebastien Decugis <sdecugis@freediameter.net> *
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* *
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* Copyright (c) 2013, WIDE Project and NICT *
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* All rights reserved. *
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* *
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* Redistribution and use of this software in source and binary forms, with or without modification, are *
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* permitted provided that the following conditions are met: *
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* *
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* * Redistributions of source code must retain the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer. *
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* *
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* * Redistributions in binary form must reproduce the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer in the documentation and/or other *
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* materials provided with the distribution. *
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* *
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* * Neither the name of the WIDE Project or NICT nor the *
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* names of its contributors may be used to endorse or *
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* promote products derived from this software without *
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* specific prior written permission of WIDE Project and *
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* NICT. *
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* *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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*********************************************************************************************************/
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/* Tokenizer
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*
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*/
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%{
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#include "dict_lxml.h"
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/* Include yacc tokens definitions */
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#include "dict_lxml.tab.h"
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/* Update the column information */
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#define YY_USER_ACTION { \
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yylloc->first_column = yylloc->last_column + 1; \
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yylloc->last_column = yylloc->first_column + yyleng - 1; \
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}
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/* Avoid warning with newer flex */
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#define YY_NO_INPUT
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%}
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qstring \"[^\"\n]*\"
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%option bison-bridge bison-locations
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%option noyywrap
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%option nounput
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%%
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/* Update the line count */
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\n {
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yylloc->first_line++;
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yylloc->last_line++;
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yylloc->last_column=0;
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}
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/* Eat all spaces but not new lines */
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([[:space:]]{-}[\n])+ ;
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/* Eat all comments */
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#.*$ ;
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/* Recognize quoted strings */
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{qstring} {
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/* Match a quoted string. */
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CHECK_MALLOC_DO( yylval->string = strdup(yytext+1),
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{
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TRACE_DEBUG(INFO, "Unable to copy the string '%s': %s", yytext, strerror(errno));
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return LEX_ERROR; /* trig an error in yacc parser */
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} );
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yylval->string[strlen(yytext) - 2] = '\0';
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return QSTRING;
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}
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/* Valid single characters for yyparse */
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[;] { return yytext[0]; }
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/* Unrecognized sequence, if it did not match any previous pattern */
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[^[:space:]\";\n]+ {
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fd_log_debug("Unrecognized text on line %d col %d: '%s'.", yylloc->first_line, yylloc->first_column, yytext);
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return LEX_ERROR;
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}
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%%
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