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glibc  2.9
Functions | Variables
bug5.c File Reference
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

Go to the source code of this file.


int main (void)


static char buf [8192]

Function Documentation

int main ( void  )

Definition at line 13 of file bug5.c.

  FILE *in;
  FILE *out;
  static char inname[] = "/tmp/";
  static char outname[] = "/tmp/bug5.out";
  char *printbuf;
  size_t i;
  int result;

  /* Create a test file.  */
  in = fopen (inname, "w+");
  if (in == NULL)
      perror (inname);
      return 1;
  for (i = 0; i < 1000; ++i)
    fprintf (in, "%Zu\n", i);

  out = fopen (outname, "w");
  if (out == NULL)
      perror (outname);
      return 1;
  if (fseek (in, 0L, SEEK_SET) != 0)
    abort ();
  putc (getc (in), out);
  i = fread (buf, 1, sizeof (buf), in);
  if (i == 0)
      perror ("fread");
      return 1;
  if (fwrite (buf, 1, i, out) != i)
      perror ("fwrite");
      return 1;
  fclose (in);
  fclose (out);

  puts ("There should be no further output from this test.");
  fflush (stdout);

  /* We must remove this entry to assure the `cmp' binary does not use
     the perhaps incompatible new shared libraries.  */
  unsetenv ("LD_LIBRARY_PATH");

  asprintf (&printbuf, "cmp %s %s", inname, outname);
  result = system (printbuf);
  remove (inname);
  remove (outname);

  exit ((result != 0));

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Variable Documentation

char buf[8192] [static]

Definition at line 10 of file bug5.c.