| /* |
| * 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. |
| */ |
| |
| %{ |
| /* A template scanner file to build "scanner.c". */ |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "config.h" |
| |
| #define NUMBER 200 |
| #define WORD 201 |
| |
| %} |
| |
| %option 8bit prefix="test" |
| %option nounput nomain nodefault noyywrap noinput |
| %option warn |
| |
| |
| %% |
| |
| [[:space:]]+ { } |
| [[:digit:]]+ { printf("NUMBER "); fflush(stdout);} |
| [[:alpha:]]+ { printf("WORD "); fflush(stdout);} |
| . { |
| fprintf(stderr,"*** Error: Unrecognized character '%c' while scanning.\n", |
| yytext[0]); |
| yyterminate(); |
| } |
| |
| <<EOF>> { printf("<<EOF>>\n"); yyterminate();} |
| |
| %% |
| |
| |
| #define INPUT_STRING_1 "1234 foo bar" |
| #define INPUT_STRING_2 "1234 foo bar *@&@&###@^$#&#*" |
| |
| int main(void); |
| |
| int |
| main (void) |
| { |
| char * buf; |
| size_t len; |
| YY_BUFFER_STATE state; |
| |
| |
| /* Scan a good string. */ |
| printf("Testing: test_scan_string(%s): ",INPUT_STRING_1); fflush(stdout); |
| state = test_scan_string ( INPUT_STRING_1 ); |
| testlex(); |
| yy_delete_buffer(state); |
| |
| /* Scan only the first 12 chars of a string. */ |
| printf("Testing: test_scan_bytes(%s): ",INPUT_STRING_2); fflush(stdout); |
| state = test_scan_bytes ( INPUT_STRING_2, 12 ); |
| testlex(); |
| test_delete_buffer(state); |
| |
| /* Scan directly from a buffer. |
| We make a copy, since the buffer will be modified by flex.*/ |
| printf("Testing: test_scan_buffer(%s): ",INPUT_STRING_1); fflush(stdout); |
| len = strlen(INPUT_STRING_1) + 2; |
| buf = malloc(len); |
| strcpy( buf, INPUT_STRING_1); |
| buf[ len -2 ] = 0; /* Flex requires two NUL bytes at end of buffer. */ |
| buf[ len -1 ] =0; |
| |
| state = test_scan_buffer( buf, len ); |
| testlex(); |
| test_delete_buffer(state); |
| |
| printf("TEST RETURNING OK.\n"); |
| return 0; |
| } |