2 * This file is part of flex.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 /* A template scanner file to build "scanner.c". */
35 %option 8bit outfile="scanner.c" prefix="test"
36 %option nounput nomain nodefault noyywrap
43 [[:digit:]]+ { printf("NUMBER "); fflush(stdout);}
44 [[:alpha:]]+ { printf("WORD "); fflush(stdout);}
46 fprintf(stderr,"*** Error: Unrecognized character '%c' while scanning.\n",
51 <<EOF>> { printf("<<EOF>>\n"); yyterminate();}
56 #define INPUT_STRING_1 "1234 foo bar"
57 #define INPUT_STRING_2 "1234 foo bar *@&@&###@^$#&#*"
66 YY_BUFFER_STATE state;
69 /* Scan a good string. */
70 printf("Testing: yy_scan_string(%s): ",INPUT_STRING_1); fflush(stdout);
71 state = yy_scan_string ( INPUT_STRING_1 );
73 yy_delete_buffer(state);
75 /* Scan only the first 12 chars of a string. */
76 printf("Testing: yy_scan_bytes(%s): ",INPUT_STRING_2); fflush(stdout);
77 state = yy_scan_bytes ( INPUT_STRING_2, 12 );
79 yy_delete_buffer(state);
81 /* Scan directly from a buffer.
82 We make a copy, since the buffer will be modified by flex.*/
83 printf("Testing: yy_scan_buffer(%s): ",INPUT_STRING_1); fflush(stdout);
84 len = strlen(INPUT_STRING_1) + 2;
85 buf = (char*)malloc( len );
86 strcpy( buf, INPUT_STRING_1);
87 buf[ len -2 ] = 0; /* Flex requires two NUL bytes at end of buffer. */
90 state = yy_scan_buffer( buf, len );
92 yy_delete_buffer(state);
94 printf("TEST RETURNING OK.\n");