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25 /* A file to build "scanner.c". */
26 /* This tests that we can use "yyextra".
27 We buffer all input into a growable array, then print it.
28 We run diff on the input and output.
36 /* We'll store the entire input in this buffer, growing as necessary. */
43 /* Save char into junk array at next position. */
44 static void check_extra ( yyscan_t scanner );
47 void *yyalloc ( size_t size, yyscan_t scanner );
51 %option 8bit outfile="scanner.c" prefix="test"
52 %option nounput nomain noyywrap nodefault
54 %option extra-type="struct Check *"
61 .|\r|\n { check_extra (yyscanner); }
77 testlex_init_extra(&check, &scanner);
78 testset_in(stdin, scanner);
79 testset_out(stdout, scanner);
81 /* Test to confirm that yyalloc was called from
82 * yylex_init_extra with the yyextra argument.
88 testlex_destroy(scanner);
92 void *yyalloc(size_t size, yyscan_t scanner)
95 check = testget_extra(scanner);
98 check->bar = "Hello World";
100 check_extra(scanner);
105 /* Save char into junk array at next position. */
106 static void check_extra(yyscan_t scanner)
109 check = testget_extra(scanner);
111 if (check->foo != 'a') {
112 fprintf(stderr, "foo is not 'a'\n");
115 if (strcmp(check->bar, "Hello World") != 0) {
116 fprintf(stderr, "bar is not Hello World\n");
119 if (check->qux != 'z') {
120 fprintf(stderr, "qux is not 'z'\n");