1 /* If stdio is working correctly, after this is run infile and outfile
2 will have the same contents. If the bug (found in GNU C library 0.3)
3 exhibits itself, outfile will be missing the 2nd through 1023rd
10 #include <support/support.h>
12 static char buf[8192];
19 static char inname[] = OBJPFX "bug5test.in";
20 static char outname[] = OBJPFX "bug5test.out";
25 /* Create a test file. */
26 in = fopen (inname, "w+");
32 for (i = 0; i < 1000; ++i)
33 fprintf (in, "%Zu\n", i);
35 out = fopen (outname, "w");
41 if (fseek (in, 0L, SEEK_SET) != 0)
43 putc (getc (in), out);
44 i = fread (buf, 1, sizeof (buf), in);
50 if (fwrite (buf, 1, i, out) != i)
58 puts ("There should be no further output from this test.");
61 /* We must remove this entry to assure the `cmp' binary does not use
62 the perhaps incompatible new shared libraries. */
63 unsetenv ("LD_LIBRARY_PATH");
65 printbuf = xasprintf ("cmp %s %s", inname, outname);
66 result = system (printbuf);