#include <stdio.h>

#include <stdlib.h>

#include <locale.h>

#include <string.h>

#include <libc-diag.h>

static int

do_test (void)

{

  char buf[100];

  int result = 0;

  if (sprintf (buf, "%.0ls", L"foo") != 0

      || strlen (buf) != 0)

    {

      puts ("sprintf (buf, \"%.0ls\", L\"foo\") produced some output");

      result = 1;

    }

#define SIZE (1024*70000)

#define STR(x) #x

  char *dst = malloc (SIZE + 1);

  if (dst == NULL)

    {

      puts ("memory allocation failure");

      result = 1;

    }

  else

    {

      sprintf (dst, "%*s", SIZE, "");

      if (strnlen (dst, SIZE + 1) != SIZE)

	{

	  puts ("sprintf (dst, \"%*s\", " STR(SIZE) ", \"\") did not produce enough output");

	  result = 1;

	}

      free (dst);

    }

  if (sprintf (buf, "%1$d%3$.*2$s%4$d", 7, 67108863, "x", 8) != 3

      || strcmp (buf, "7x8") != 0)

    {

      printf ("sprintf (buf, \"%%1$d%%3$.*2$s%%4$d\", 7, 67108863, \"x\", 8) produced `%s' output", buf);

      result = 1;

    }

  /* We are testing a corner case of the sprintf format string here.  */

  DIAG_PUSH_NEEDS_COMMENT;

  DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat");

  int n = sprintf (buf, "%67108863.16\"%d", 7);

  DIAG_POP_NEEDS_COMMENT;

  if (n != 14 || strcmp (buf, "%67108863.16\"7") != 0)

    {

      printf ("sprintf (buf, \"%%67108863.16\\\"%%d\", 7) produced `%s' output",

              buf);

      result = 1;

    }

  /* We are testing a corner case of the sprintf format string here.  */

  DIAG_PUSH_NEEDS_COMMENT;

  DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat");

  n = sprintf (buf, "%*\"%d", 0x3ffffff, 7);

  DIAG_POP_NEEDS_COMMENT;

  if (n != 11 || strcmp (buf, "%67108863\"7") != 0)

    {

      printf ("sprintf (buf, \"%%*\\\"%%d\", 0x3ffffff, 7) produced `%s' output", buf);

      result = 1;

    }

  if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL)

    {

      puts ("cannot set locale");

      result = 1;

    }

  else if (sprintf (buf, "%.8s\n", "Foo: \277") != 7

	   || strcmp (buf, "Foo: \277\n") != 0)

    {

      printf ("sprintf (buf, \"%%.8s\\n\", \"Foo: \\277\") produced '%s' output\n", buf);

      result = 1;

    }

  return result;

}

#define TEST_FUNCTION do_test ()

#include "../test-skeleton.c"