11 FILE *fp = open_wmemstream (&buf, &size);
14 puts ("open_wmemstream failed");
18 off64_t off = ftello64 (fp);
21 puts ("initial position wrong");
25 if (fseek (fp, 32768, SEEK_SET) != 0)
27 puts ("fseek failed");
31 if (fputws (L"foo", fp) == EOF)
33 puts ("fputws failed");
37 if (fclose (fp) == EOF)
39 puts ("fclose failed");
43 if (size != 32768 + 3)
45 printf ("expected size %d, got %zu\n", 32768 + 3, size);
49 for (int i = 0; i < 32768; ++i)
52 printf ("wide character at offset %d is %#x\n",
53 i, (unsigned int) buf[i]);
57 if (wmemcmp (buf + 32768, L"foo", 3) != 0)
59 puts ("written string incorrect");
63 /* Mark the buffer. */
64 wmemset (buf, L'A', size);
67 /* Try again, this time with write mode enabled before the seek. */
68 fp = open_wmemstream (&buf, &size);
71 puts ("2nd open_wmemstream failed");
78 puts ("2nd initial position wrong");
82 if (fputws (L"bar", fp) == EOF)
84 puts ("2nd fputws failed");
88 if (fseek (fp, 32768, SEEK_SET) != 0)
90 puts ("2nd fseek failed");
94 if (fputws (L"foo", fp) == EOF)
96 puts ("3rd fputws failed");
100 if (fclose (fp) == EOF)
102 puts ("2nd fclose failed");
106 if (size != 32768 + 3)
108 printf ("2nd expected size %d, got %zu\n", 32768 + 3, size);
112 if (wmemcmp (buf, L"bar", 3) != 0)
114 puts ("initial string incorrect in 2nd try");
118 for (int i = 3; i < 32768; ++i)
121 printf ("wide character at offset %d is %#x in 2nd try\n",
122 i, (unsigned int) buf[i]);
126 if (wmemcmp (buf + 32768, L"foo", 3) != 0)
128 puts ("written string incorrect in 2nd try");
135 #define TEST_FUNCTION do_test ()
136 #include "../test-skeleton.c"