84 lines
3.1 KiB
Plaintext
84 lines
3.1 KiB
Plaintext
/**
|
|
* @file BPredicate.l
|
|
* @author Ambroz Bizjak <ambrop7@gmail.com>
|
|
*
|
|
* @section LICENSE
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the author nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* @section DESCRIPTION
|
|
*
|
|
* {@link BPredicate} lexer file.
|
|
*/
|
|
|
|
%{
|
|
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <predicate/LexMemoryBufferInput.h>
|
|
#include <predicate/BPredicate_internal.h>
|
|
|
|
#include <generated/bison_BPredicate.h>
|
|
|
|
#define YY_INPUT(buffer, res, max_size) \
|
|
int bytes_read = LexMemoryBufferInput_Read((LexMemoryBufferInput *)yyget_extra(yyscanner), buffer, max_size); \
|
|
res = (bytes_read == 0 ? YY_NULL : bytes_read);
|
|
|
|
%}
|
|
|
|
%option reentrant stack noyywrap bison-bridge bison-locations never-interactive nounistd
|
|
|
|
%%
|
|
\( return SPAR;
|
|
\) return EPAR;
|
|
, return COMMA;
|
|
AND return AND;
|
|
OR return OR;
|
|
NOT return NOT;
|
|
true return CONSTANT_TRUE;
|
|
false return CONSTANT_FALSE;
|
|
[a-zA-Z0-9_]+ {
|
|
int l = strlen(yytext);
|
|
char *p = (char *)malloc(l + 1);
|
|
if (p) {
|
|
memcpy(p, yytext, l);
|
|
p[l] = '\0';
|
|
}
|
|
yylval->text = p;
|
|
return NAME;
|
|
}
|
|
\"[^\"]*\" {
|
|
int l = strlen(yytext);
|
|
char *p = (char *)malloc(l - 1);
|
|
if (p) {
|
|
memcpy(p, yytext + 1, l - 2);
|
|
p[l - 2] = '\0';
|
|
}
|
|
yylval->text = p;
|
|
return STRING;
|
|
}
|
|
[ \t\n]+ ;
|
|
. LexMemoryBufferInput_SetError((LexMemoryBufferInput *)yyget_extra(yyscanner)); return 0; // remember failure and report EOF
|
|
%%
|