65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
/*
|
|
* This file is part of flex.
|
|
*
|
|
* 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.
|
|
*
|
|
* Neither the name of the University 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE.
|
|
*/
|
|
|
|
/* TEST scanner.
|
|
Basic non-reentrant scanner.
|
|
|
|
Sample Input:
|
|
# this is a comment
|
|
foo = true
|
|
bar = "string value"
|
|
integer = 43
|
|
*/
|
|
%{
|
|
#include "config.h"
|
|
%}
|
|
|
|
%option prefix="test"
|
|
%option nounput noyywrap noyylineno warn nodefault noinput
|
|
|
|
IDENT [[:alnum:]_-]
|
|
WS [[:blank:]]
|
|
%%
|
|
|
|
^{IDENT}+{WS}*={WS}*(true|false){WS}*\r?\n { return 100;}
|
|
^{IDENT}+{WS}*={WS}*\"[^\"\n\r]*\"{WS}*\r?\n { return 101;}
|
|
^{IDENT}+{WS}*={WS}*[[:digit:]]+{WS}*\r?\n { return 102;}
|
|
^{WS}*#.*\r?\n { }
|
|
^{WS}*\r?\n { }
|
|
.|\n { fprintf(stderr,"Invalid line.\n"); exit(-1);}
|
|
|
|
%%
|
|
|
|
int main(void);
|
|
|
|
int main (void)
|
|
{
|
|
yyin = stdin;
|
|
yyout = stdout;
|
|
while( yylex() )
|
|
{
|
|
}
|
|
printf("TEST RETURNING OK.\n");
|
|
return 0;
|
|
}
|